ASA 5505 Split Tunneling configured but still all traffic Tunneling
Hello
I installed an ASA 5505 running 8.3.2 and Cisco AnyConnect Client 2.5.2017.
There are the DefaultRAGroup and a newly configured Group called SplitTunnelNets.
I have 1 internal subnet (192.168.223.0/24) which has a matching ACL/AS configured on the DefaultRAGroup and the custom group policy called SSLClientPolicy.
When I start the VPN with the ASA, I can indeed reach internal resources, but when I look at the routing table, I see a new default gateway route 0.0.0.0 / 0-> 192.168.25.2 (that is in the IP pool) with a metric of 2. The default route before the start of the session AnyConnect now has a higher metric, so the 192.168.25.2 next hop is a priority.
I don't see the routes in the routing table for 192.168.223.0/24 as I expect to see. In the diagnosis of AnyConnect, I see that 0.0.0.0/0 is the policy applied to the client.
Here's my setup. Please tell me if you see something that I'm missing.
ASA 8.3 Version (2)
!
host name asa
names of
!
interface Vlan1
nameif inside
security-level 100
IP 192.168.223.254 255.255.255.0
!
interface Vlan2
nameif outside
security-level 0
IP x.x.x.x 255.255.255.240
!
interface Ethernet0/0
switchport access vlan 2
!
interface Ethernet0/1
!
interface Ethernet0/2
!
interface Ethernet0/3
!
interface Ethernet0/4
!
interface Ethernet0/5
!
interface Ethernet0/6
!
interface Ethernet0/7
!
boot system Disk0: / asa832 - k8.bin
passive FTP mode
clock timezone IS - 5
clock to summer time EDT recurring
DNS lookup field inside
DNS server-group DefaultDNS
Server name 192.168.223.41
domain Labs.com
network obj_any object
subnet 0.0.0.0 0.0.0.0
vpn-client-net network object
255.255.255.0 subnet 192.168.25.0
network of the internal net object
192.168.223.0 subnet 255.255.255.0
the DM_INLINE_NETWORK_1 object-group network
internal-net network object
network-vpn-client-net object
the DM_INLINE_NETWORK_2 object-group network
internal-net network object
network-vpn-client-net object
SplitTunnelNets to access extensive ip list allow any 192.168.223.0 255.255.255.0
pager lines 24
Enable logging
asdm of logging of information
Within 1500 MTU
Outside 1500 MTU
mask 192.168.25.1 - 192.168.25.50 255.255.255.0 IP local pool SSLClientPool
no failover
ICMP unreachable rate-limit 1 burst-size 1
ICMP allow any inside
ASDM image disk0: / asdm - 635.bin
don't allow no asdm history
ARP timeout 14400
NAT (inside, all) static source internal-net net internal static destination vpn client vpn client-Net
!
network obj_any object
NAT dynamic interface (indoor, outdoor)
Route outside 0.0.0.0 0.0.0.0 x.x.x.x 1
Timeout xlate 03:00
Timeout conn 01:00 half-closed 0:10:00 udp 0:02:00 icmp 0:00:02
Sunrpc timeout 0:10:00 h323 0:05:00 h225 mgcp from 01:00 0:05:00 mgcp-pat 0:05:00
Sip timeout 0:30:00 sip_media 0:02:00 prompt Protocol sip-0: 03:00 sip - disconnect 0:02:00
Timeout sip-provisional-media 0:02:00 uauth 0:05:00 absolute
timeout tcp-proxy-reassembly 0:01:00
dynamic-access-policy-registration DfltAccessPolicy
Labs-AAA protocol ldap LDAP-server
AAA-server Lab-LDAP (inside) host 192.168.223.41
Server-port 636
LDAP-base-dn dc = labs, dc = com
LDAP-scope subtree
LDAP-naming-attribute sAMAccountName
LDAP-login-password *.
LDAP-connection-dn [email protected] / * /
enable LDAP over ssl
microsoft server type
Enable http server
http 192.168.223.0 255.255.255.0 inside
No snmp server location
No snmp Server contact
Server enable SNMP traps snmp authentication linkup, linkdown cold start
life crypto ipsec security association seconds 28800
Crypto ipsec kilobytes of life - safety 4608000 association
Crypto ca trustpoint ASDM_TrustPoint0
registration auto
sslvpnkeypair key pair
Configure CRL
Crypto ca trustpoint ASDM_TrustPoint1
ASDM_TrustPoint1 key pair
Configure CRL
string encryption ca ASDM_TrustPoint0 certificates
Telnet 192.168.223.0 255.255.255.0 inside
Telnet timeout 5
SSH 192.168.223.0 255.255.255.0 inside
SSH timeout 5
Console timeout 0
dhcpd outside auto_config
!
a basic threat threat detection
Statistics-list of access threat detection
no statistical threat detection tcp-interception
NTP 192.5.41.41 Server
NTP 192.5.41.40 Server
SSL-trust outside ASDM_TrustPoint1 point
WebVPN
allow outside
No anyconnect essentials
SVC disk0:/anyconnect-win-2.5.2017-k9.pkg 1 image
SVC disk0:/anyconnect-macosx-i386-3.0.0629-k9.pkg 2 image
Picture disk0:/anyconnect-linux-3.0.0629-k9.pkg 3 SVC
enable SVC
tunnel-group-list activate
internal SSLClientPolicy group strategy
attributes of Group Policy SSLClientPolicy
value of server DNS 192.168.223.41
VPN-tunnel-Protocol svc
Split-tunnel-policy tunnelspecified
value of Split-tunnel-network-list SplitTunnelNets
field default value Labs
split dns value Labs.com
the address value SSLClientPool pools
WebVPN
SVC Dungeon-Installer installed
attributes of Group Policy DfltGrpPolicy
value of server DNS 192.168.223.41
Split-tunnel-policy tunnelspecified
value of Split-tunnel-network-list SplitTunnelNets
coyotelabs.com value by default-field
type of remote access service
type tunnel-group SSLClientProfile remote access
attributes global-tunnel-group SSLClientProfile
CoyoteLabs-LDAP authentication-server-group
Group Policy - by default-SSLClientPolicy
tunnel-group SSLClientProfile webvpn-attributes
allow group-alias CoyoteLabs
!
class-map inspection_default
match default-inspection-traffic
!
!
type of policy-card inspect dns preset_dns_map
parameters
maximum message length automatic of customer
message-length maximum 512
Policy-map global_policy
class inspection_default
inspect the preset_dns_map dns
inspect the ftp
inspect h323 h225
inspect the h323 ras
inspect the rsh
inspect the rtsp
inspect esmtp
inspect sqlnet
inspect the skinny
inspect sunrpc
inspect xdmcp
inspect the sip
inspect the netbios
inspect the tftp
Review the ip options
!
global service-policy global_policy
context of prompt hostname
Cryptochecksum:95b7ff58b54e02948a14b225eec1a990
: end
The split tunnel access list must be standard access-list, not extended access list.
You must change the following:
FROM: SplitTunnelNets access-list extended ip to allow all 192.168.223.0 255.255.255.0
To: SplitTunnelNets standard access list allows 192.168.223.0 255.255.255.0
You should be able to reconnect again and will be able to access the Internet after you set up the standard access-list split tunnel.
Hope that helps.
Tags: Cisco Security
Similar Questions
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ASA 5505 VPN works great but can't access internet via the tunnel to customers
We have an ASA 5505 ASA 8.2.1 running and using IPSec for Remote access clients in the main office. Remote access is a lot of work, with full access to network resources in the main office and the only thing I can't get to work is access to internet through the tunnel. I don't want to use split tunneling. I use ASDM 6.2.1 for configuration. Any help is appreciated. I'm probably missing something simple and it looked so much, I'm probably looking at right beyond the error. Thanks in advance for your time and help! Jim
Add a statement of nat for your segment of customer on the external interface
NAT (outside) - access list
then allow traffic routing back on the same interface, it is entered in the
permit same-security-traffic intra-interface
*
*
* more than information can be found here:
http://www.Cisco.com/en/us/products/ps6120/products_tech_note09186a00807...
On Wednesday, 27 January 2010, at 23:12, jimcanova
-
ASA 5505 IPSEC VPN connected but cannot access the local network
ASA: 8.2.5
ASDM: 6.4.5
LAN: 10.1.0.0/22
Pool VPN: 172.16.10.0/24
Hi, we purcahsed a new ASA 5505 and try to configure IPSEC VPN via ASDM; I simply run the wizards, installation vpnpool, split tunnelling, etc.
I can connect to the ASA using the cisco VPN client and internet works fine on the local PC, but it can not access the local network (can not impossible. ping remote desktop). I tried the same thing on our Production ASA(those have both Remote VPN and Site-to-site VPN working), the new profile, I created worked very well.
Here is my setup, wrong set up anything?
ASA Version 8.2 (5)
!
hostname asatest
domain XXX.com
activate 8Fw1QFqthX2n4uD3 encrypted password
g9NiG6oUPjkYrHNt encrypted passwd
names of
!
interface Ethernet0/0
switchport access vlan 2
!
interface Ethernet0/1
!
interface Ethernet0/2
!
interface Ethernet0/3
!
interface Ethernet0/4
!
interface Ethernet0/5
!
interface Ethernet0/6
!
interface Ethernet0/7
!
interface Vlan1
nameif inside
security-level 100
IP 10.1.1.253 255.255.252.0
!
interface Vlan2
nameif outside
security-level 0
address IP XXX.XXX.XXX.XXX 255.255.255.240
!
passive FTP mode
clock timezone PST - 8
clock summer-time recurring PDT
DNS server-group DefaultDNS
domain vff.com
vpntest_splitTunnelAcl list standard access allowed 10.1.0.0 255.255.252.0
access extensive list ip 10.1.0.0 inside_nat0_outbound allow 255.255.252.0 172.16.10.0 255.255.255.0
pager lines 24
Enable logging
timestamp of the record
logging trap warnings
asdm of logging of information
logging - the id of the device hostname
host of logging inside the 10.1.1.230
Within 1500 MTU
Outside 1500 MTU
IP local pool 172.16.10.1 - 172.16.10.254 mask 255.255.255.0 vpnpool
no failover
ICMP unreachable rate-limit 1 burst-size 1
don't allow no asdm history
ARP timeout 14400
Global 1 interface (outside)
NAT (inside) 0-list of access inside_nat0_outbound
NAT (inside) 1 0.0.0.0 0.0.0.0
Route outside 0.0.0.0 0.0.0.0 XXX.XXX.XXX.XXX 1
Timeout xlate 03:00
Timeout conn 01:00 half-closed 0:10:00 udp 0:02:00 icmp 0:00:02
Sunrpc timeout 0:10:00 h323 0:05:00 h225 mgcp from 01:00 0:05:00 mgcp-pat 0:05:00
Sip timeout 0:30:00 sip_media 0:02:00 prompt Protocol sip-0: 03:00 sip - disconnect 0:02:00
Timeout sip-provisional-media 0:02:00 uauth 0:05:00 absolute
timeout tcp-proxy-reassembly 0:01:00
Floating conn timeout 0:00:00
dynamic-access-policy-registration DfltAccessPolicy
AAA-server protocol nt AD
AAA-server host 10.1.1.108 AD (inside)
NT-auth-domain controller 10.1.1.108
Enable http server
http 10.1.0.0 255.255.252.0 inside
No snmp server location
No snmp Server contact
Server enable SNMP traps snmp authentication linkup, linkdown cold start
Crypto ipsec transform-set esp-SHA-ESP-3DES-3des esp-sha-hmac
Crypto ipsec transform-set ESP-AES-256-MD5 esp-aes-256 esp-md5-hmac
Crypto ipsec transform-set ESP-DES-SHA esp - esp-sha-hmac
Crypto ipsec transform-set ESP-DES-MD5 esp - esp-md5-hmac
Crypto ipsec transform-set ESP-AES-192-MD5 esp-aes-192 esp-md5-hmac
Crypto ipsec transform-set ESP-3DES-MD5-esp-3des esp-md5-hmac
Crypto ipsec transform-set ESP-AES-256-SHA 256 - aes - esp esp-sha-hmac
Crypto ipsec transform-set ESP-AES-128-SHA aes - esp esp-sha-hmac
Crypto ipsec transform-set ESP-AES-192-SHA esp-aes-192 esp-sha-hmac
Crypto ipsec transform-set ESP-AES-128-MD5-esp - aes esp-md5-hmac
life crypto ipsec security association seconds 28800
Crypto ipsec kilobytes of life - safety 4608000 association
crypto dynamic-map SYSTEM_DEFAULT_CRYPTO_MAP 65535 pfs Group1 set
Crypto dynamic-map SYSTEM_DEFAULT_CRYPTO_MAP 65535 value transform-set ESP-AES-128-SHA ESP-AES-128-MD5 ESP-AES-192-SHA ESP-AES-192-MD5 ESP-AES-256-SHA ESP-AES-256-MD5 ESP-3DES-SHA MD5-ESP-3DES ESP-DES-SHA ESP-DES-MD5
outside_map card crypto 65535-isakmp dynamic ipsec SYSTEM_DEFAULT_CRYPTO_MAP
outside_map interface card crypto outside
crypto ISAKMP allow outside
crypto ISAKMP policy 10
preshared authentication
3des encryption
sha hash
Group 2
life 86400
Telnet timeout 5
SSH 10.1.0.0 255.255.252.0 inside
SSH timeout 20
Console timeout 0
dhcpd outside auto_config
!
a basic threat threat detection
Statistics-list of access threat detection
no statistical threat detection tcp-interception
WebVPN
internal group vpntest strategy
Group vpntest policy attributes
value of 10.1.1.108 WINS server
Server DNS 10.1.1.108 value
Protocol-tunnel-VPN IPSec l2tp ipsec
disable the password-storage
disable the IP-comp
Re-xauth disable
disable the PFS
IPSec-udp disable
IPSec-udp-port 10000
Split-tunnel-policy tunnelspecified
value of Split-tunnel-network-list vpntest_splitTunnelAcl
value by default-domain XXX.com
disable the split-tunnel-all dns
Dungeon-client-config backup servers
the address value vpnpool pools
admin WeiepwREwT66BhE9 encrypted privilege 15 password username
username user5 encrypted password privilege 5 yIWniWfceAUz1sUb
the encrypted password privilege 3 umNHhJnO7McrLxNQ util_3 username
tunnel-group vpntest type remote access
tunnel-group vpntest General attributes
address vpnpool pool
authentication-server-group AD
authentication-server-group (inside) AD
Group Policy - by default-vpntest
band-Kingdom
vpntest group tunnel ipsec-attributes
pre-shared-key BEKey123456
NOCHECK Peer-id-validate
!
!
privilege level 3 mode exec cmd command perfmon
privilege level 3 mode exec cmd ping command
mode privileged exec command cmd level 3
logging of the privilege level 3 mode exec cmd commands
privilege level 3 exec command failover mode cmd
privilege level 3 mode exec command packet cmd - draw
privilege show import at the level 5 exec mode command
privilege level 5 see fashion exec running-config command
order of privilege show level 3 exec mode reload
privilege level 3 exec mode control fashion show
privilege see the level 3 exec firewall command mode
privilege see the level 3 exec mode command ASP.
processor mode privileged exec command to see the level 3
privilege command shell see the level 3 exec mode
privilege show level 3 exec command clock mode
privilege exec mode level 3 dns-hosts command show
privilege see the level 3 exec command access-list mode
logging of orders privilege see the level 3 exec mode
privilege, level 3 see the exec command mode vlan
privilege show level 3 exec command ip mode
privilege, level 3 see fashion exec command ipv6
privilege, level 3 see the exec command failover mode
privilege, level 3 see fashion exec command asdm
exec mode privilege see the level 3 command arp
command routing privilege see the level 3 exec mode
privilege, level 3 see fashion exec command ospf
privilege, level 3 see the exec command in aaa-server mode
AAA mode privileged exec command to see the level 3
privilege, level 3 see fashion exec command eigrp
privilege see the level 3 exec mode command crypto
privilege, level 3 see fashion exec command vpn-sessiondb
privilege level 3 exec mode command ssh show
privilege, level 3 see fashion exec command dhcpd
privilege, level 3 see the vpnclient command exec mode
privilege, level 3 see fashion exec command vpn
privilege level see the 3 blocks from exec mode command
privilege, level 3 see fashion exec command wccp
privilege see the level 3 exec command mode dynamic filters
privilege, level 3 see the exec command in webvpn mode
privilege control module see the level 3 exec mode
privilege, level 3 see fashion exec command uauth
privilege see the level 3 exec command compression mode
level 3 for the show privilege mode configure the command interface
level 3 for the show privilege mode set clock command
level 3 for the show privilege mode configure the access-list command
level 3 for the show privilege mode set up the registration of the order
level 3 for the show privilege mode configure ip command
level 3 for the show privilege mode configure command failover
level 5 mode see the privilege set up command asdm
level 3 for the show privilege mode configure arp command
level 3 for the show privilege mode configure the command routing
level 3 for the show privilege mode configure aaa-order server
level mode 3 privilege see the command configure aaa
level 3 for the show privilege mode configure command crypto
level 3 for the show privilege mode configure ssh command
level 3 for the show privilege mode configure command dhcpd
level 5 mode see the privilege set privilege to command
privilege level clear 3 mode exec command dns host
logging of the privilege clear level 3 exec mode commands
clear level 3 arp command mode privileged exec
AAA-server of privilege clear level 3 exec mode command
privilege clear level 3 exec mode command crypto
privilege clear level 3 exec command mode dynamic filters
level 3 for the privilege cmd mode configure command failover
clear level 3 privilege mode set the logging of command
privilege mode clear level 3 Configure arp command
clear level 3 privilege mode configure command crypto
clear level 3 privilege mode configure aaa-order server
context of prompt hostname
no remote anonymous reporting call
Cryptochecksum:447bbbc60fc01e9f83b32b1e0304c6b4
: end
Captures we can see packets going from the pool to the internal LAN, but we do not reply back packages.
The routing must be such that for 172.16.10.0/24 packages should reach the inside interface of the ASA.
On client machines or your internal LAN switch, you need to add route for 172.16.10.0/24 pointing to the inside interface of the ASA.
-
Write syslog to ASA 5505 VPN tunnel on syslog server?
Hello
Is it possible to let the ASA 5505 write syslog messages to a syslog server on the core network where the ASA 5550 is? (on the ipsec tunnel?)
I tried this. The tunnel is up, but I get the message from routing could not locate the next hop for the NP (ASA 5505 ip) udp inside: (ip of the syslog server).
THX,
Marc
MJonkers,
I would suggest that you configure inside interface as the interface for management access. Include IP and IP address NAT syslog server interface inside 0 ACL and ACL crypto.
You can order the "access management" when you want to run an ASA inside of interface through the VPN 7.2 below command reference:
http://www.Cisco.com/en/us/customer/docs/security/ASA/asa72/command/reference/m_72.html#wp1780826
I am running the VPN configuration on 8.2 and querying SNMP works.
I hope this helps.
Thank you
-
n00b questions.
I have to renew my SSL certificate of identity soon on my Cisco ASA 5505. I'll have to renew all my certificates for client on their devices, so they can establish a vpn tunnel?
Hi dsartoros,
If you encounter a self signed (generated locally) identity certificate renewed, then you will need to download this certificate on the clients so that they can connect without getting "untrusted server certificate error".
If you renew a certificate issued by a 3rd party CA (sending of CSR to CA) and certificate, then you will not need to make any changes on the client as they already trust the certification authority that issues the certificate first root.
Kind regards
Dinesh MoudgilPS Please rate helpful messages.
-
Hello again,
can you please answer me a few questions that burned my head these days
1 can I connect ASA5505 a WRT54GL router in a VPN tunnel so that the WRT54GL is the endpoint that connects to the ASA?
2. If Yes can you tell me please which firmware should I use and the steps that will follow.
3 if not can you me say what router should I use so that the VPN tunnel can be done.
Thank you!
Hi Svetoslav,
I understand that you ask if you can establish a VPN site to site between an ASA 5505 and Linksys WRT54GL. Unfortunately, the WRT54GL doesn't support VPN endpoint. If you don't want to spend money on another ASA 5505 (which I recommend), you can watch the line Cisco Small Business firewall-lights/roads, like the RV320.
http://www.Cisco.com/en/us/products/ps11997/index.html
Kind regards
Mike
-
I have a simple question, but want to make sure, before I start.
I have 3 5505 devices corp 1 and 1 to two areas of the site. Is it possible to have several tunnels on the asa corp? a #1 site and the other site #2?
My license is based on the whole of the SAA.
I already have remote user VPN configuration on the devices as well. Who does wrong or interfere with anything to add tunnels?
Appreciate any help or advice.
-Jon
You can have up to 10 peers of vpn based on your license, which included the two vpn site-to-site and remote access.
If the total number of simultaneous vpn peers is not greater than 10 (2 at most 8 and site to site vpn remote connected), you should be OK.
-
Cisco ASA.
For example, I have the subnet in the tunnel of splitting ACL 192.168.0.0/16. I need made an exception to remove 192.168.89.0/24 in the ACL CE-tunnel - what is the best way to do it?
Hi rioneljeudy ,
You can restrict the subnets in the ACL used for the tunnel of split for example change the 16 something more specific or apply a filter, VPN policy. See an example on the following link:
It may be useful
-Randy-
-
Split tunnel with ASA 5510 and PIX506.
Hello
I have the production between Asa 5510 (main office) and Pix 506 VPN tunnel. It is configured so that all traffic is encrypted and moves through the tunnel. This includes remote users behind Pix Internet traffic. I would like to use split tunnel and direct Internet traffic hitting the web directly from Pix instead of going through the tunnel. How can I do this safely? Please see current config Pix below:
:
6.3 (5) PIX version
interface ethernet0 car
interface ethernet1 10baset
ethernet0 nameif outside security0
nameif ethernet1 inside the security100clock timezone EDT - 5
clock to summer time EDT recurring 2 Sun Mar 2:00 1 Sun Nov 02:00
No fixup protocol dns
fixup protocol ftp 21
fixup protocol h323 h225 1720
fixup protocol h323 ras 1718-1719
fixup protocol http 80
fixup protocol they 389
fixup protocol rsh 514
fixup protocol rtsp 554
fixup protocol sip 5060
No fixup protocol sip udp 5060
fixup protocol 2000 skinny
fixup protocol smtp 25
fixup protocol sqlnet 1521
no correction protocol tftp 69
names of
allow VPN 192.x.x.x 255.255.255.0 ip access list one
LocalNet ip access list allow a whole
pager lines 20
opening of session
monitor debug logging
logging warnings put in buffered memory
logging trap warnings
Outside 1500 MTU
Within 1500 MTU
IP address outside 24.x.x.x 255.255.255.0
IP address inside192.x.x.x 255.255.255.0
IP audit name Outside_Attack attack action alarm down reset
IP audit name Outside_Recon info action alarm down reset
interface IP outside the Outside_Recon check
interface IP outside the Outside_Attack check
alarm action IP verification of information
reset the IP audit attack alarm drop action
disable signing verification IP 2000
disable signing verification IP 2001
disable signing verification IP 2004
disable signing verification IP 2005
disable signing verification IP 2150
PDM logging 100 information
history of PDM activate
ARP timeout 14400
Global 1 interface (outside)
NAT (inside) 0 access-list LocalNet
Route outside 0.0.0.0 0.0.0.0 24.x.x.x
Timeout xlate 03:00
Timeout conn 01:00 half-closed 0:10:00 udp 0: CPP 02:00 0:10:00 01:00 h225
H323 timeout 0:05:00 mgcp 0: sip from 05:00 0:30:00 sip_media 0:02:00
Sip timeout - disconnect 0:02:00 prompt Protocol sip-0: 03:00
Timeout, uauth 0:05:00 absolute
GANYMEDE + Protocol Ganymede + AAA-server
AAA-server GANYMEDE + 3 max-failed-attempts
AAA-server GANYMEDE + deadtime 10
RADIUS Protocol RADIUS AAA server
AAA-server RADIUS 3 max-failed-attempts
AAA-RADIUS deadtime 10 Server
AAA-server local LOCAL Protocol
Enable http server
enable floodguard
Permitted connection ipsec sysopt
Crypto ipsec transform-set esp-3des esp-md5-hmac AMC
map UrgentCare 10 ipsec-isakmp crypto
card crypto UrgentCare 10 corresponds to the VPN address
card crypto UrgentCare 10 set counterpart x.x.x.x
card crypto UrgentCare 10 value transform-set AMC
UrgentCare interface card crypto outside
ISAKMP allows outside
ISAKMP key * address x.x.x.x 255.255.255.255 netmask
ISAKMP identity address
part of pre authentication ISAKMP policy 20
ISAKMP policy 20 3des encryption
ISAKMP policy 20 md5 hash
20 2 ISAKMP policy group
ISAKMP duration strategy of life 20 86400
SSH timeout 15
Console timeout 0
Terminal width 80
Cryptochecksum:9701c306b05151471c437f29695ffdbd
: endI would do something by changing the acl that applies to your crypto card. You want to know what you want to support above the tunnel and then deny other networks.
If you have:
192.168.3.0/24
192.168.4.0/24
10.10.10.0/24
172.16.0.0/16
Do something like:
VPN access list allow 192.x.x.x ip 255.255.255.0 192.168.3.0 255.255.255.0
VPN access list allow 192.x.x.x ip 255.255.255.0 192.168.4.0 255.255.255.0
VPN access list allow 192.x.x.x ip 255.255.255.0 10.10.10.0 255.255.255.0
VPN access list allow 192.x.x.x 255.255.255.0 ip 172.16.0.0 255.255.0.0
Then when the traffic is destined for something other than these networks, it will go not to the ISP instead of the tunnel.
HTH,
John
-
Configuration of VPN server easy to tunnel ALL traffic?
Hi guys,.
Someone at - it a link or a tutorial to point me in the right direction? Here is the example that I follow:
I would like to than the easy VPN client to tunnel all traffic through the vpn. This includes internal and external. Thus, for example, web browsing also would be through the tunnel from the client computer.
Thanks for the help!
Jason
Hi Jason,
Since no split-tunnels are configured here, yes all traffic will be sent through the tunnel.
Please evaluate the useful messages
Best regards
Eugene
-
ASA 5505 AnyConnect 8.2 connect other subnets from site to site
Hello
I'm somehwat new Cisco and routing. I have an installation of two ASA 5505 that are configured for the site to site vpn and AnyConnect. The AnyConnect subnet can connect to inside VLANs to the SiteA but I can't for the remote to Site B subnet when you use AnyConnect. Any ideas? I have to add the subnet of 10.0.7.0/24 to the site to site policy? Do I need to set up several NAT rules? Details below.
Site A: ASA 5505 8.2
Outside: 173.X.X.X/30
Inside: 10.0.5.0/24
AnyConnect: 10.0.7.0/24
Site b: ASA 5505 8.2
Outsdie: 173.X.X.X/30
Inside: 10.0.6.0/24
The AnyConnect subnet cannot access the network of 10.0.6.0/24.
Any help would be greatly appreciated! Thank you!
Hello Kevin,
You must go back to identity (outdoors, outdoor) identity NAT (essentially for two subnets (Anyconnect and Remote_IPSec).
And of course to include traffic in the ACL for IPSec crypto and (if used) split with the Anyconnect tunnel.
Note all useful posts!
Kind regards
Jcarvaja
Follow me on http://laguiadelnetworking.com
-
Hello
First of all - thanks to all who post here. I often browse the forums and search for help here and its very useful, so a big pat on the back for all who contribute. My first post, so here goes...
I've got my ASA 5505 v8.2 configured to allow the AnyConnect. This works. Client can connect and access remote systems via VPN. What causes me a massive headache, is the customer loses internet connectivity. I played a bit with my config a bit so what I am about to post that I know for sure is incorrect, but any help is greatly appreciated.
Notes
1. the router was set up for a VPN site to site standard that is no longer functional, but as you can see all the settings are always in the router.
2. the router also a DMZ configuration has to allow access to the internet with the help of the DMZ to some customers
CONFIGURATION:
ASA Version 8.2 (5)
!
hostname MYHOST
activate mUUvr2NINofYuSh2 encrypted password
UNDrnIuGV0tAPtz2 encrypted passwd
names of
name x.x.x.x LIKES-SD
!
interface Ethernet0/0
switchport access vlan 2
!
interface Ethernet0/1
!
interface Ethernet0/2
!
interface Ethernet0/3
!
interface Ethernet0/4
!
interface Ethernet0/5
!
interface Ethernet0/6
!
interface Ethernet0/7
switchport access vlan 7
!
interface Vlan1
nameif inside
security-level 100
192.168.101.1 IP address 255.255.255.0
!
interface Vlan2
nameif outside
security-level 0
IP x.x.x.x 255.255.0.0
!
interface Vlan7
prior to interface Vlan1
nameif DMZ
security-level 20
IP 137.57.183.1 255.255.255.0
!
passive FTP mode
clock timezone STD - 7
the obj_any_dmz object-group network
10 extended access-list allow ip 192.168.25.0 255.255.255.0 192.168.6.0 255.255.255.0
permit access ip host x.x.x.x 192.168.25.0 extended list no_nat 255.255.25 5.0
tunneling split list of permitted access standard 192.168.101.0 255.255.255.0
192.168.101.0 IP Access-list extended sheep 255.255.255.0 allow all
pager lines 24
Enable logging
debug logging in buffered memory
asdm of logging of information
Within 1500 MTU
Outside 1500 MTU
MTU 1500 DMZ
mask 192.168.101.125 - 192.168.101.130 255.255.255.0 IP local pool Internal_Range
ICMP unreachable rate-limit 1 burst-size 1
don't allow no asdm history
ARP timeout 14400
Global interface 10 (external)
NAT (inside) 0-list of access no_nat
NAT (inside) 1 access-list sheep
NAT (DMZ) 10 137.57.183.0 255.255.255.0
Route outside 0.0.0.0 0.0.0.0 x.x.x.x 1
Route inside 192.168.8.0 255.255.255.0 192.168.101.2 1
Timeout xlate 03:00
Timeout conn 01:00 half-closed 0:10:00 udp 0:02:00 icmp 0:00:02
Sunrpc timeout 0:10:00 h323 0:05:00 h225 mgcp from 01:00 0:05:00 mgcp-pat 0:05:00
Sip timeout 0:30:00 sip_media 0:02:00 prompt Protocol sip-0: 03:00 sip - disconnect 0:02:00
Timeout sip-provisional-media 0:02:00 uauth 0:05:00 absolute
timeout tcp-proxy-reassembly 0:01:00
Floating conn timeout 0:00:00
dynamic-access-policy-registration DfltAccessPolicy
the ssh LOCAL console AAA authentication
http server enable 64000
http 0.0.0.0 0.0.0.0 inside
No snmp server location
No snmp Server contact
Server enable SNMP traps snmp authentication linkup, linkdown cold start
Crypto ipsec transform-set esp-aes-256 batus, esp-sha-hmac
life crypto ipsec security association seconds 28800
Crypto ipsec kilobytes of life - safety 4608000 association
correspondence address card crypto 100 10 batus
crypto batus 100 peer LIKES-SD card game
batus batus 100 transform-set card crypto
batus outside crypto map interface
Crypto ca trustpoint ASDM_TrustPoint1
registration auto
name of the object CN = MYHOST
ClientX_cert key pair
Configure CRL
string encryption ca ASDM_TrustPoint1 certificates
certificate 0f817951
308201e7 a0030201 30820150 0202040f 0d06092a 81795130 864886f7 0d 010105
05003038 31173015 06035504 03130e41 494d452d 56504e2d 42415455 53311d 30
1b06092a 864886f7 0d 010902 160e4149 4d452d56 504e2d42 41545553 301e170d
31333036 32373137 32393335 5a170d32 33303632 35313732 3933355a 30383117
30150603 55040313 0e41494d 452-5650 4e2d4241 54555331 1d301b06 092 d has 8648
86f70d01 0902160e 41494d 45 2d56504e 424154 55533081 9f300d06 092 2d has 8648
86f70d01 01010500 03818d 30818902 00 818100c 9 ff840bf4 cfb8d394 2 c 940430
1887f25a 49038aa0 1299cf10 bda2a436 227dcdbf f1c5566b c35c2f19 8b3514d3
4e24f5b1 c8840e8c 60e2b39d bdc0082f 08cce525 97ffefba d42bb087 81b9adb9
db0a8b2f b643e651 d17cd6f8 f67297f2 d785ef46 c3acbb39 615e1ef1 23db072c
783fe112 acd6dc80 dc38e94b 6e56fe94 d59d5d02 03010001 300 d 0609 2a 864886
8181007e f70d0101 05050003 29e90ea0 e337976e 9006bc02 402fd58a a1d30fe8
b2c1ab49 a1828ee0 488d1d2f 1dc5d150 3ed85f09 54f099b2 064cd 622 dc3d3821
fca46c69 62231fd2 6e396cd1 7ef586f9 f41205af c2199174 3c5ee887 42b684c9
7f4d2045 4742adb5 d70c3805 4ad13191 8d802bbc b2bcd8c7 8eec111b 761d89f3
63ebd49d 30dd06f4 e0fa25
quit smoking
crypto ISAKMP allow outside
crypto ISAKMP policy 40
preshared authentication
aes-256 encryption
sha hash
Group 5
life 86400
Telnet timeout 5
SSH 0.0.0.0 0.0.0.0 inside
SSH 0.0.0.0 0.0.0.0 DMZ
SSH timeout 10
Console timeout 0
a basic threat threat detection
Statistics-list of access threat detection
no statistical threat detection tcp-interception
SSL encryption rc4 - md5, rc4-aes128-sha1 aes256-3des-sha1 sha1 sha1
SSL-trust outside ASDM_TrustPoint1 point
WebVPN
allow outside
SVC disk0:/anyconnect-win-2.4.1012-k9.pkg 1 image
enable SVC
internal ClientX_access group strategy
attributes of Group Policy ClientX_access
VPN-tunnel-Protocol svc
Split-tunnel-network-list value split tunneling
access.local value by default-field
the address value Internal_Range pools
IPv6 address pools no
WebVPN
SVC mtu 1406
generate a new key SVC time no
SVC generate a new method ssl key
username privilege 15 encrypted password ykAxQ227nzontdIh ClientX
ClientX username attributes
VPN-group-policy ClientX_access
type of service admin
tunnel-group x.x.x.x type ipsec-l2l
tunnel-group ipsec-attributes x.x.x.x
pre-shared key *.
tunnel-group ClientX type remote access
attributes global-tunnel-group ClientX
address pool Internal_Range
Group Policy - by default-ClientX_access
type tunnel-group SSLClientProfile remote access
attributes global-tunnel-group SSLClientProfile
Group Policy - by default-ClientX_access
type tunnel-group ClientX_access remote access
!
class-map inspection_default
match default-inspection-traffic
!
!
type of policy-card inspect dns preset_dns_map
parameters
maximum message length automatic of customer
message-length maximum 512
Policy-map global_policy
class inspection_default
inspect the preset_dns_map dns
inspect the ftp
inspect h323 h225
inspect the h323 ras
inspect the rsh
inspect the rtsp
inspect esmtp
inspect sqlnet
inspect the skinny
inspect sunrpc
inspect xdmcp
inspect the sip
inspect the netbios
inspect the tftp
Review the ip options
!
global service-policy global_policy
context of prompt hostname
no remote anonymous reporting call
Cryptochecksum:e7d92a387d1c5f07e14b3c894d159ec1
: end
-----------------------
Thanks for any help!
In your group strategy, you specified the ACLs that should be used for split Tunneling, but you forgot to change the policy, so the ASA always uses tunnel-all. Here's what you'll need:
attributes of Group Policy ClientX_access
Split-tunnel-network-list value split tunneling
Split-tunnel-policy tunnelspecified
--
Don't stop once you have upgraded your network! Improve the world by lending money to low-income workers:
http://www.Kiva.org/invitedBy/karsteni -
Windows - Internet access, no split Tunnel L2TP VPN Clients does not
Greetings!
I have four ASA 5505 that I configured with 4 site to site VPN tunnels (works perfectly) to connect to our company facilities 4. The ASA is also configured with remote access L2TP/IPsec so that a specific group of users of portable computers can connect to and access to all facilities. It also works very well except for one important exception - my split tunnel setting doesn't seem to work, because I can't connect to the Internet outside the VPN resources.
I accept the inherent risk of allowing tunnels to split from a security point of view since I take the necessary steps to secure the systems used for remote access. I would appreciate any feedback on how to get the job of split tunnel.
Here is the configuration:
: Saved
:
ASA Version 1.0000 11
!
SGC hostname
domain somewhere.com
names of
COMMENTS COMMENTS LAN 192.168.2.0 name description
name 75.185.129.13 description of SGC - external INTERNAL ASA
name 172.22.0.0 description of SITE1-LAN Ohio management network
description of SITE2-LAN name 172.23.0.0 Lake Club Network
name 172.24.0.0 description of training3-LAN network Southwood
description of training3 - ASA 123.234.8.124 ASA Southwoods name
INTERNAL name 192.168.10.0 network Local INTERNAL description
description of name 192.168.11.0 INTERNAL - VPN VPN INTERNAL Clients
description of Apollo name 192.168.10.4 INTERNAL domain controller
description of DHD name 192.168.10.2 Access Point #1
description of GDO name 192.168.10.3 Access Point #2
description of Odyssey name 192.168.10.5 INTERNAL Test Server
CMS internal description INTERNAL ASA name 192.168.10.1
name 123.234.8.60 description of SITE1 - ASA ASA management Ohio
description of SITE2 - ASA 123.234.8.189 Lake Club ASA name
description of training3-VOICE name Southwood Voice Network 10.1.0.0
name 172.25.0.0 description of training3-WIFI wireless Southwood
!
interface Vlan1
nameif outside
security-level 0
IP address dhcp setroute
!
interface Vlan2
nameif INSIDE
security-level 100
255.255.255.0 SGC-internal IP address
!
interface Vlan3
nameif COMMENTS
security-level 50
IP 192.168.2.1 255.255.255.0
!
interface Ethernet0/0
Time Warner Cable description
!
interface Ethernet0/1
switchport access vlan 2
switchport trunk allowed vlan 2-3
switchport vlan trunk native 2
switchport mode trunk
!
interface Ethernet0/2
switchport access vlan 2
switchport trunk allowed vlan 2-3
switchport vlan trunk native 2
switchport mode trunk
!
interface Ethernet0/3
switchport access vlan 2
switchport trunk allowed vlan 2-3
switchport vlan trunk native 2
switchport mode trunk
!
interface Ethernet0/4
switchport access vlan 2
switchport trunk allowed vlan 2-3
switchport vlan trunk native 2
switchport mode trunk
!
interface Ethernet0/5
switchport access vlan 2
switchport trunk allowed vlan 2-3
switchport vlan trunk native 2
switchport mode trunk
!
interface Ethernet0/6
Description for Wireless AP Trunk Port
switchport access vlan 2
switchport trunk allowed vlan 2-3
switchport vlan trunk native 2
switchport mode trunk
!
interface Ethernet0/7
Description for Wireless AP Trunk Port
switchport access vlan 2
switchport trunk allowed vlan 2-3
switchport vlan trunk native 2
switchport mode trunk
!
boot system Disk0: / asa821-11 - k8.bin
Disk0: / config.txt boot configuration
passive FTP mode
clock timezone IS - 5
clock to summer time EDT recurring
DNS domain-lookup outside
INTERNAL DNS domain-lookup
DNS domain-lookup GUEST
DNS server-group DefaultDNS
Name-Server 4.2.2.2
domain somewhere.com
permit same-security-traffic inter-interface
permit same-security-traffic intra-interface
DM_INLINE_TCP_1 tcp service object-group
EQ port 3389 object
port-object eq www
EQ object of the https port
EQ smtp port object
the DM_INLINE_NETWORK_1 object-group network
network-object SITE1-LAN 255.255.0.0
network-object SITE2-LAN 255.255.0.0
network-object training3-LAN 255.255.0.0
object-group training3-GLOBAL network
Southwood description Global Network
network-object training3-LAN 255.255.0.0
network-object training3-VOICE 255.255.0.0
network-object training3-WIFI 255.255.0.0
DM_INLINE_TCP_2 tcp service object-group
EQ port 5900 object
EQ object Port 5901
object-group network INTERNAL GLOBAL
Description Global INTERNAL Network
network-object INTERNAL 255.255.255.0
network-object INTERNALLY-VPN 255.255.255.0
access-list outside_access note Pings allow
outside_access list extended access permit icmp any CMS-external host
access-list outside_access note that VNC for Camille
outside_access list extended access permit tcp any host CMS-external object-group DM_INLINE_TCP_2
access-list outside_access note INTERNAL Services
outside_access list extended access permit tcp any host CMS-external object-group DM_INLINE_TCP_1
DefaultRAGroup_splitTunnelAcl list standard access allowed INTERNAL 255.255.255.0
access-list sheep extended ip INTERNAL 255.255.255.0 allow INTERNAL VPN 255.255.255.0
access-list extended sheep allowed ip IN-HOUSE-GLOBAL SITE1-LAN 255.255.0.0 object-group
access-list extended sheep allowed ip IN-HOUSE-GLOBAL SITE2-LAN 255.255.0.0 object-group
access-list extended sheep allowed ip object-IN-HOUSE-GLOBAL object group training3-GLOBAL
access-list INTERNAL-to-SITE1 extended permit ip IN-HOUSE-GLOBAL SITE1-LAN 255.255.0.0 object-group
access-list INTERNAL-to-training3 extended permitted ip object-IN-HOUSE-GLOBAL object group training3-GLOBAL
access-list INTERNAL-to-SITE2 extended permit ip IN-HOUSE-GLOBAL SITE2-LAN 255.255.0.0 object-group
no pager
Enable logging
exploitation forest asdm warnings
Debugging trace record
Outside 1500 MTU
MTU 1500 INTERNAL
MTU 1500 COMMENTS
192.168.11.1 mask - local 192.168.11.25 pool IN-HOUSE VPN IP 255.255.255.0
no failover
ICMP unreachable rate-limit 1 burst-size 1
ASDM image disk0: / asdm - 623.bin
enable ASDM history
ARP timeout 14400
Global 1 interface (outside)
(INTERNAL) NAT 0 access-list sheep
NAT (INTERNAL) 1 0.0.0.0 0.0.0.0
NAT (GUEST) 1 0.0.0.0 0.0.0.0
5900 5900 Camille netmask 255.255.255.255 interface static tcp (GUEST, outdoor)
3389 3389 Apollo netmask 255.255.255.255 interface static tcp (INDOOR, outdoor)
public static tcp (INDOOR, outdoor) interface www Apollo www netmask 255.255.255.255
public static tcp (INDOOR, outdoor) interface https Apollo https netmask 255.255.255.255
public static tcp (INDOOR, outdoor) interface smtp smtp Apollo netmask 255.255.255.255
5901 puppy 5901 netmask 255.255.255.255 interface static tcp (GUEST, outdoor)
Access-group outside_access in interface outside
Timeout xlate 0:05:00
Timeout conn 01:00 half-closed 0:10:00 udp 0:02:00 icmp 0:00:02
Sunrpc timeout 0:10:00 h323 0:05:00 h225 mgcp from 01:00 0:05:00 mgcp-pat 0:05:00
Sip timeout 0:30:00 sip_media 0:02:00 prompt Protocol sip-0: 03:00 sip - disconnect 0:02:00
Timeout sip-provisional-media 0:02:00 uauth 0:05:00 absolute
timeout tcp-proxy-reassembly 0:01:00
dynamic-access-policy-registration DfltAccessPolicy
RADIUS protocol AAA-server Apollo
Apollo (INTERNAL) AAA-server Apollo
Timeout 5
key *.
AAA authentication enable LOCAL console
the ssh LOCAL console AAA authentication
AAA authentication LOCAL telnet console
AAA authentication http LOCAL console
Enable http server
http 0.0.0.0 0.0.0.0 INTERNAL
http 0.0.0.0 0.0.0.0 COMMENTS
No snmp server location
No snmp Server contact
Community SNMP-server
Server enable SNMP traps snmp authentication linkup, linkdown cold start
Crypto ipsec transform-set ESP-AES-256-MD5 esp-aes-256 esp-md5-hmac
Crypto ipsec transform-set ESP-DES-SHA esp - esp-sha-hmac
Crypto ipsec transform-set ESP-DES-MD5 esp - esp-md5-hmac
Crypto ipsec transform-set ESP-AES-192-MD5 esp-aes-192 esp-md5-hmac
Crypto ipsec transform-set ESP-3DES-MD5-esp-3des esp-md5-hmac
Crypto ipsec transform-set ESP-AES-256-SHA 256 - aes - esp esp-sha-hmac
Crypto ipsec transform-set ESP-AES-128-SHA aes - esp esp-sha-hmac
Crypto ipsec transform-set ESP-AES-192-SHA esp-aes-192 esp-sha-hmac
Crypto ipsec transform-set ESP-AES-128-MD5-esp - aes esp-md5-hmac
Crypto ipsec transform-set esp-3des esp-sha-hmac TRANS_ESP_3DES_SHA
Crypto ipsec transform-set transit mode TRANS_ESP_3DES_SHA
Crypto ipsec transform-set esp-SHA-ESP-3DES-3des esp-sha-hmac
life crypto ipsec security association seconds 28800
Crypto ipsec kilobytes of life - safety 4608000 association
SYSTEM_DEFAULT_CRYPTO_MAP game 65535 dynamic-map crypto transform-set ESP-3DES-SHA TRANS_ESP_3DES_SHA
correspondence address 1 card crypto outside_map INTERNAL SITE1
card crypto outside_map 1 set of peer SITE1 - ASA
card crypto outside_map 1 set of transformation-ESP-3DES-SHA
address for correspondence card crypto outside_map 2 INTERNAL training3
outside_map 2 peer training3 - ASA crypto card game
card crypto outside_map 2 game of transformation-ESP-3DES-SHA
address for correspondence outside_map 3 card crypto INTERNAL SITE2
game card crypto outside_map 3 peers SITE2 - ASA
card crypto outside_map 3 game of transformation-ESP-3DES-SHA
outside_map card crypto 65535-isakmp dynamic ipsec SYSTEM_DEFAULT_CRYPTO_MAP
outside_map interface card crypto outside
crypto ISAKMP allow outside
crypto ISAKMP policy 10
preshared authentication
3des encryption
sha hash
Group 2
life 86400
delimiter group @.
Telnet training3 - ASA 255.255.255.255 outside
Telnet SITE2 - ASA 255.255.255.255 outside
Telnet SITE1 - ASA 255.255.255.255 outside
Telnet 0.0.0.0 0.0.0.0 INTERNAL
Telnet 0.0.0.0 0.0.0.0 COMMENTS
Telnet timeout 60
SSH enable ibou
SSH training3 - ASA 255.255.255.255 outside
SSH SITE2 - ASA 255.255.255.255 outside
SSH SITE1 - ASA 255.255.255.255 outside
SSH 0.0.0.0 0.0.0.0 INTERNAL
SSH 0.0.0.0 0.0.0.0 COMMENTS
SSH timeout 60
Console timeout 0
access to the INTERNAL administration
Hello to tunnel L2TP 100
interface ID client DHCP-client to the outside
dhcpd dns 4.2.2.1 4.2.2.2
dhcpd ping_timeout 750
dhcpd outside auto_config
!
address INTERNAL 192.168.10.100 dhcpd - 192.168.10.200
dhcpd Apollo Odyssey interface INTERNAL dns
dhcpd somewhere.com domain INTERNAL interface
interface of dhcpd option 150 ip 10.1.1.40 INTERNAL
enable dhcpd INTERNAL
!
dhcpd address 192.168.2.100 - 192.168.2.200 COMMENTS
dhcpd dns 4.2.2.1 4.2.2.2 interface COMMENTS
enable dhcpd COMMENTS
!a basic threat threat detection
statistical threat detection port
Statistical threat detection Protocol
Statistics-list of access threat detection
a statistical threat detection tcp-interception rate-interval 30 burst-400-rate average rate 200
NTP server 192.43.244.18 prefer external source
WebVPN
allow outside
CSD image disk0:/securedesktop-asa-3.4.2048.pkg
SVC disk0:/sslclient-win-1.1.4.179.pkg 1 image
SVC disk0:/anyconnect-win-2.4.1012-k9.pkg 2 image
enable SVC
Group Policy DefaultRAGroup INTERNAL
attributes of Group Policy DefaultRAGroup
Server DNS 192.168.10.4 value
Protocol-tunnel-VPN l2tp ipsec
Split-tunnel-policy tunnelspecified
value of Split-tunnel-network-list DefaultRAGroup_splitTunnelAcl
value by default-domain somewhere.com
Group Policy DefaultWEBVPNGroup INTERNAL
attributes of Group Policy DefaultWEBVPNGroup
VPN-tunnel-Protocol webvpn
Group Policy DefaultL2LGroup INTERNAL
attributes of Group Policy DefaultL2LGroup
Protocol-tunnel-VPN IPSec l2tp ipsec
Group Policy DefaultACVPNGroup INTERNAL
attributes of Group Policy DefaultACVPNGroup
VPN-tunnel-Protocol svc
attributes of Group Policy DfltGrpPolicy
value of 192.168.10.4 DNS Server 4.2.2.2
VPN - 25 simultaneous connections
VPN-idle-timeout no
Protocol-tunnel-VPN IPSec
Split-tunnel-policy tunnelspecified
value of Split-tunnel-network-list DefaultRAGroup_splitTunnelAcl
value by default-domain somewhere.com
the value INTERNAL VPN address pools
chip-removal-disconnect disable card
WebVPN
SVC keepalive no
client of dpd-interval SVC no
dpd-interval SVC bridge no
value of customization DfltCustomization
attributes global-tunnel-group DefaultRAGroup
VPN INTERNAL address pool
Group Policy - by default-DefaultRAGroup
IPSec-attributes tunnel-group DefaultRAGroup
pre-shared-key *.
Disable ISAKMP keepalive
tunnel-group DefaultRAGroup ppp-attributes
No chap authentication
no authentication ms-chap-v1
ms-chap-v2 authentication
attributes global-tunnel-group DefaultWEBVPNGroup
VPN INTERNAL address pool
Group Policy - by default-DefaultWEBVPNGroup
tunnel-group 123.234.8.60 type ipsec-l2l
IPSec-attributes tunnel-group 123.234.8.60
pre-shared-key *.
tunnel-group 123.234.8.124 type ipsec-l2l
IPSec-attributes tunnel-group 123.234.8.124
pre-shared-key *.
tunnel-group 123.234.8.189 type ipsec-l2l
IPSec-attributes tunnel-group 123.234.8.189
pre-shared-key *.
type tunnel-group DefaultACVPNGroup remote access
attributes global-tunnel-group DefaultACVPNGroup
VPN INTERNAL address pool
Group Policy - by default-DefaultACVPNGroup
!
class-map inspection_default
match default-inspection-traffic
!
!
type of policy-card inspect dns preset_dns_map
parameters
message-length maximum 512
Policy-map global_policy
class inspection_default
inspect the preset_dns_map dns
inspect the ftp
inspect h323 h225
inspect the h323 ras
inspect the netbios
inspect the rsh
inspect the rtsp
inspect the skinny
inspect esmtp
inspect sqlnet
inspect sunrpc
inspect the tftp
inspect the sip
inspect xdmcp
inspect the http
inspect the they
!
global service-policy global_policy
context of prompt hostname
Cryptochecksum:423c807c0d63cb3e9aeceda977053f84
: end
ASDM image disk0: / asdm - 623.bin
ASDM location Camille 255.255.255.255 INTERNAL
ASDM location INTERNAL CGT-external 255.255.255.255
ASDM location INTERNAL SITE1-LAN 255.255.0.0
ASDM location INTERNAL SITE2-LAN 255.255.0.0
ASDM location INTERNAL training3-LAN 255.255.0.0
ASDM location INTERNAL training3 - ASA 255.255.255.255
ASDM location INTERNAL GDO 255.255.255.255
ASDM location INTERNAL SITE1 - ASA 255.255.255.255
ASDM location INTERNAL SITE2 - ASA 255.255.255.255
ASDM location INTERNAL training3-VOICE 255.255.0.0
ASDM location puppy 255.255.255.255 INTERNAL
enable ASDM historyI should also mention that my test clients are a combination of Windows XP, Windows 7, and Windows Mobile. Other that in specifying the preshared key and forcing L2TP/IPsec on the client side, the VPN settings on clients are the default settings with the help of MS-CHAP/MS-CHAPv2.
You must configure * intercept-dhcp enable * in your group strategy:
attributes of Group Policy DefaultRAGroup
attributes of Group Policy DefaultRAGroup
Server DNS 192.168.10.4 value
Protocol-tunnel-VPN l2tp ipsec
Split-tunnel-policy tunnelspecified
value of Split-tunnel-network-list DefaultRAGroup_splitTunnelAcl
value by default-domain somewhere.comIntercept-dhcp enable
-Latptop VPN clients (which I assume are on windows computers) is also the * use on remote network default gateway * box unchecked. It is located on the Advanced tab of VPN client TCP/IP properties. Select Client VPN > properties > Networking > TCP/IP Internet Protocol > properties > advanced and uncheck the box.
Alex
-
access list of split tunneling
Hello
I have some problems on ASA 5520 split tunneling configuration.
Here's the scenario:
Number of remote users connects ipsec with ASA 5520 (in central) using ubuntu vpnc-client.
Split tunneling is used, in order to allow remote users to surf the Internet using their ISP.
The goal is to remove the possibility for ssh/telnet servers within the local enterprise network for remote users.
Here is a part of the config:
internal REMOTE_gp group strategy
attributes of Group Policy REMOTE_gp
VPN-idle-timeout no
Protocol-tunnel-VPN IPSec
Group-lock no
Split-tunnel-policy tunnelspecified
value of Split-tunnel-network-list REMOTE_splittunnel-group type REMOTE access remotely
tunnel-group REMOTE General attributes
authentication-server-group RADIUSGR
Group Policy - by default-REMOTE_gp
REMOTE tunnel-group ipsec-attributes
pre-shared-key *.
ISAKMP keepalive retry threshold 15 10
RADIUS protocol AAA-server RADIUSGR
AAA-server RADIUSGR (INSIDE_LAN) 192.168.0.244
REMOTE_split list extended access deny tcp 192.168.0.0 255.255.255.0 ssh telnet rank everything
permit access ip 192.168.0.0 scope list REMOTE_split 255.255.255.0 192.168.100.0 255.255.255.0
ip subnet ##192.168.100.0/24 - where from Radius Server to allocate ip addresses to remote users.
INSIDE_LAN_in list extended access deny tcp 192.168.0.0 255.255.255.0 eq ssh 192.168.100.0 255.255.255.0
INSIDE_LAN_in list extended access deny tcp 192.168.0.0 255.255.255.0 eq telnet 192.168.100.0 255.255.255.0
permit access ip 192.168.0.0 scope list INSIDE_LAN_in 255.255.255.0 any
It has nat enabled on the interface, but there is a special instruction in nat0 ACL for 192.168.100.0 subnet
permit access ip 192.168.0.0 scope list INSIDE_LAN_nat0_outbound 255.255.255.0 192.168.100.0 255.255.255.0
The problem is that the remote users can easily ssh and telnet servers in network INSIDE_LAN. Everything I put in INSIDE_LAN_in ACL, remote users still have full access to this network. Restrictions in the REMOTE_split ACL do not work either.
You must configure vpn-filter rather to block telnet and ssh access as follows:
Remote filter access list deny tcp 192.168.100.0 255.255.255.0 192.168.0.0 255.255.255.0 eq 22
Remote filter access list deny tcp 192.168.100.0 255.255.255.0 192.168.0.0 255.255.255.0 eq 23
distance-filter 192.168.100.0 ip access list allow 255.255.255.0 192.168.0.0 255.255.255.0
attributes of Group Policy REMOTE_gp
VPN-value filter-remote control
Split tunnel acl has the following statement and it should be extended to standard ACLs instead of:
REMOTE_split list of permitted access 192.168.0.0 255.255.255.0
Hope that helps.
-
Client VPN und Cisco asa 5505 tunnel work but no traffic
Hi all
I am new to this forum and Don t have a lot of experience with Cisco, so I hope I can get help from specialists.
I have the following problem:
I installed und konfigured ASA 5505 for use with vpn client. I would like to access the local network from outside through vpn.
To test, I installed ASA 5505 with ADSL (pppoe) and tried to give access to the internal network.
Of course whenever I have recive the supplier's different IP address, but it didn't is not a problem reconfigure in the vpn client.
After the connection is established (vpn tunnel work) I can see my external network packets. But I Don t have any connection to the internal network.
I erased my setup yesterday and tried to reconfigure ASA again. I didn t tested yesterday, because it was too late. And I know that I Don t have the authorization rule at present by the ACL. But I think I'm having the same problem again. (tunnel but no traffic).
What I did wrong. Could someone let me know what I have to do today.
With hope for your help Dimitri.
ASA configuration after reset and basic configuration: works to the Internet from within the course.
: Saved
: Written by enable_15 to the CEDT 20:29:18.909 Sunday, August 29, 2010
!
ASA Version 8.2 (2)
!
ciscoasa hostname
activate 2KFQnbNIdI.2KYOU encrypted password
2KFQnbNIdI.2KYOU encrypted passwd
names of
!
interface Vlan1
nameif inside
security-level 100
IP 192.168.1.1 255.255.255.0
!
interface Vlan2
nameif outside
security-level 0
PPPoE client vpdn group home
IP address pppoe setroute
!
interface Ethernet0/0
switchport access vlan 2
!
interface Ethernet0/1
!
interface Ethernet0/2
!
interface Ethernet0/3
!
interface Ethernet0/4
!
interface Ethernet0/5
!
interface Ethernet0/6
!
interface Ethernet0/7
!
boot system Disk0: / asa822 - k8.bin
passive FTP mode
clock timezone THATS 1
clock to summer time CEDT recurring last Sun Mar 02:00 last Sun Oct 03:00
DNS domain-lookup outside
DNS server-group DefaultDNS
Server name 194.25.0.60
Server name 194.25.0.68
DM_INLINE_TCP_1 tcp service object-group
port-object eq www
EQ object of the https port
inside_access_in list extended access permitted udp 192.168.1.0 255.255.255.0 no matter what eq field open a debug session
inside_access_in list extended access permitted tcp 192.168.1.0 255.255.255.0 any object-group DM_INLINE_TCP_1 open a debug session
inside_access_in list extended access deny ip any any debug log
inside_nat0_outbound to access ip 192.168.1.0 scope list allow 255.255.255.0 192.168.0.0 255.255.0.0
permit inside_nat0_outbound to access extended list ip 192.168.10.0 255.255.255.0 192.168.10.0 255.255.255.128
homegroup_splitTunnelAcl list standard access allowed 192.168.10.0 255.255.255.0
pager lines 24
Enable logging
asdm of logging of information
Outside 1500 MTU
Within 1500 MTU
IP local pool homepool 192.168.10.1 - 192.168.10.100 mask 255.255.255.0
ICMP unreachable rate-limit 1 burst-size 1
ASDM image disk0: / asdm-625 - 53.bin
ASDM location 192.168.0.0 255.255.0.0 inside
ASDM location 192.168.10.0 255.255.255.0 inside
don't allow no asdm history
ARP timeout 14400
Global 1 interface (outside)
NAT (inside) 0-list of access inside_nat0_outbound
NAT (inside) 1 0.0.0.0 0.0.0.0
inside_access_in access to the interface inside group
Timeout xlate 03:00
Timeout conn 01:00 half-closed 0:10:00 udp 0:02:00 icmp 0:00:02
Sunrpc timeout 0:10:00 h323 0:05:00 h225 mgcp from 01:00 0:05:00 mgcp-pat 0:05:00
Sip timeout 0:30:00 sip_media 0:02:00 prompt Protocol sip-0: 03:00 sip - disconnect 0:02:00
Timeout sip-provisional-media 0:02:00 uauth 0:05:00 absolute
timeout tcp-proxy-reassembly 0:01:00
dynamic-access-policy-registration DfltAccessPolicy
Enable http server
http 192.168.1.0 255.255.255.0 inside
No snmp server location
No snmp Server contact
Server enable SNMP traps snmp authentication linkup, linkdown cold start
Crypto ipsec transform-set esp-SHA-ESP-3DES-3des esp-sha-hmac
Crypto ipsec transform-set ESP-AES-256-MD5 esp-aes-256 esp-md5-hmac
Crypto ipsec transform-set ESP-DES-SHA esp - esp-sha-hmac
Crypto ipsec transform-set ESP-DES-MD5 esp - esp-md5-hmac
Crypto ipsec transform-set ESP-AES-192-MD5 esp-aes-192 esp-md5-hmac
Crypto ipsec transform-set ESP-3DES-MD5-esp-3des esp-md5-hmac
Crypto ipsec transform-set ESP-AES-256-SHA 256 - aes - esp esp-sha-hmac
Crypto ipsec transform-set ESP-AES-128-SHA aes - esp esp-sha-hmac
Crypto ipsec transform-set ESP-AES-192-SHA esp-aes-192 esp-sha-hmac
Crypto ipsec transform-set ESP-AES-128-MD5-esp - aes esp-md5-hmac
life crypto ipsec security association seconds 28800
Crypto ipsec kilobytes of life - safety 4608000 association
crypto dynamic-map SYSTEM_DEFAULT_CRYPTO_MAP 65535 pfs Group1 set
Crypto dynamic-map SYSTEM_DEFAULT_CRYPTO_MAP 65535 value transform-set ESP-AES-128-SHA ESP-AES-128-MD5 ESP-AES-192-SHA ESP-AES-192-MD5 ESP-AES-256-SHA ESP-AES-256-MD5 ESP-3DES-SHA MD5-ESP-3DES ESP-DES-SHA ESP-DES-MD5
outside_map card crypto 65535-isakmp dynamic ipsec SYSTEM_DEFAULT_CRYPTO_MAP
outside_map interface card crypto outside
crypto ISAKMP allow outside
crypto ISAKMP policy 10
preshared authentication
3des encryption
sha hash
Group 2
life 86400
Telnet timeout 5
SSH timeout 5
Console timeout 0
VPDN group home request dialout pppoe
VPDN group House localname 04152886790
VPDN group House ppp authentication PAP
VPDN username 04152886790 password 1
dhcpd outside auto_config
!
dhcpd address 192.168.1.5 - 192.168.1.36 inside
dhcpd allow inside
!
a basic threat threat detection
Statistics-list of access threat detection
no statistical threat detection tcp-interception
TFTP server 192.168.1.5 inside c:/tftp-root
WebVPN
Group Policy inner residential group
attributes of the strategy of group home group
value of 192.168.1.1 DNS server
Protocol-tunnel-VPN IPSec
Split-tunnel-policy tunnelspecified
value of Split-tunnel-network-list homegroup_splitTunnelAcl
username user01 encrypted password privilege 0 v5P40l1UGvtJa7Nn
user01 username attributes
VPN-strategy group home group
tunnel-group home group type remote access
attributes global-tunnel-group home group
address homepool pool
Group Policy - by default-homegroup
tunnel-group group residential ipsec-attributes
pre-shared-key ciscotest
!
class-map inspection_default
match default-inspection-traffic
!
!
type of policy-card inspect dns preset_dns_map
parameters
maximum message length automatic of customer
message-length maximum 512
Policy-map global_policy
class inspection_default
inspect the preset_dns_map dns
inspect the ftp
inspect h323 h225
inspect the h323 ras
inspect the rsh
inspect the rtsp
inspect esmtp
inspect sqlnet
inspect the skinny
inspect sunrpc
inspect xdmcp
inspect the sip
inspect the netbios
inspect the tftp
Review the ip options
!
global service-policy global_policy
context of prompt hostname
Cryptochecksum:930e6cddf25838e47ef9633dc2f07acb
: end
Hello
Normally, you want a static public IP address on the ASA to allow it to receive connections from VPN clients (avoid to change the IP address all the time).
If you connect via VPN, check the following:
1. the tunnel is established:
HS cry isa his
Must say QM_IDLE or MM_ACTIVE
2 traffic is flowing (encrypted/decrypted):
HS cry ips its
3. Enter the command:
management-access inside
And check if you can PING the inside ASA VPN client IP.
4. check that the default gateway for the LAN internal ASA within intellectual property (or there is a road to the ASA to send traffic to the VPN clients).
Federico.
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