No rules on addresses IP POOL for VPN Tunnel?
Hello
I was wondering if, as we have some rules on LAN addresses such as:
10.0.0.0 - 10.255.255.255
172.16.0.0 - 172.31.255.255
192.168.0.0 - 192.168.255.255
Have we not also some rules for a VPN TUNEL?
In some cases, I see that they use:
10.10.10.1
14.1.1.100
192.168.0.100
Thank you for your feedback.
Best regards
Didier
Hello
As such there are no rules. just that the ip addresses of pool must be private ip addresses. private ip addresses are not routable on the internet and will be addressed so easily only to the ip LAN addresses.
Please ensure that pool ip addresses are different from the LAN in order to avoid IP routing problems.
Kind regards
Anisha
PS: Please mark this resolved thread if you think it responds to your request.
Tags: Cisco Security
Similar Questions
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Hi guys,.
I use ASA Version 8.2 (1), I want to limit vpn users to use less bandwidth of my Interlink to access something on the inside of the network
example: source vpn pool
Destn: inside the network
Please let me know how to achieve this with QOS config.
Hello
Probably the best would be to match groups of tunnel.
class-map TG1-best-effort
match tunnel-group Tunnel-Group-1
match flow ip destination-address
Then this traffic in police policy-map and apply the service policy to the external interface (since you want to traffic police from your home). You can also use the pool for vpn access lists.
For more details, please see:
http://www.Cisco.com/en/us/docs/security/ASA/asa80/configuration/guide/QoS.html
-
Unique IP address redirection by user VPN
Hi all
I'm having a problem with the VPN user. For users connected via the AnyConnect VPN client, all their Internet traffic out of their local Internet connection, since I was on the split tunneling. However, I need a specific IP address public through the VPN tunnel and on the diameter of the main office, rather than the internet connection at the user's local. I managed to have this IP address through the tunnel of the ASA headquarters, but it seems that it gets stuck somewhere here, or maybe the return traffic gets blocked. I use an ASA 5520 at Headquarters, with the software version 8.3. Can someone help me?
Thank you!
Hi Nathalie,.
This is what you need:
network vpn-pool objects
subnet 192.168.1.0 255.255.255.0
!
external-server object from network
host 7.7.7.7
!
NAT (outside, outside) 1 source vpn-pool dynamic interface external-server static external-server destination
permit same-security-traffic intra-interface
That should allow the u-turn on the external interface, so the customers out to the Internet with the external IP of the FW when trying to reach the 7.7.7.7 server.
Let me know.
Thank you.
Portu.
Please note any workstation that you be useful.
-
Interpret what is allowed on the VPN tunnel
Hello
I work with Cisco PIX equipment for the first time and I'm trying to understand what is allowed on one of the VPN tunnels which are established on the PIX.
I interpret this PIX did by reading the running configuration. I was able to understand most of it (with the help of the cisco site), so I'm starting to get comfortable with it. I'm looking for more help in the interpretation of what is allowed by a good VPN tunnel. Here are some details:
map Cyril 2 ipsec-isakmp crypto
Cyril 2 crypto card matches the acl-vpntalk address
access list acl-vpntalk allowed ip object-group my_inside_network 172.17.144.0 255.255.255.0
So, if I interpret it correctly, then the traffic matching ACL acl-vpntalk will go on the VPN tunnel.
As far as the lists others access dedicated, my inner interface I have:
Access-group acl-Interior interface inside
With ACL-Interior:
access list acl-Interior ip allow a whole
So nothing complicated there.
Now, just because of all this I conclude I encouraged all remote network traffic in my site. If all traffic 172.17.144.0/24 is allowed to join my network.
However, I don't know if this conclusion is correct.
This ACL is also applied:
Access-group acl-outside in external interface
And it looks like:
deny access list acl-outside ip a
I'm not sure if this ACL applies to vehicles coming from the IPSEC peer. It's for sure inbound on the external interface, but if it is valid for the IPSEC traffic I don't know.
If it is valid, then am I had reason to conclude that only connections initiated from my inside network to the remote control can come back?
Thanks in advance for your ideas.
With sincere friendships.
Kevin
Hey Kevin,
Here are my comments, hope you find them useful:
1. the ACL called "acl-vpntalk" sets traffic who will visit the IPSec tunnel, so you got that right. All traffic from the group called "my_inside_network" will 172.17.144.0/24 will pass through the tunnel, and there should be a similar to the other VPN end opposite ACL.
2. the 'acl-inside' applied to the inside interface allows any ip traffic coming out of the isnide to any destination.
3. the 'acl-outside' rejects all traffic from entering your home network, but the IPSec traffic is free and will cross because you will find a "sysopt connection permit-ipsec' configured on your PIX command that tells the operating system to allow all traffic destined for VPN tunnels without explicitly enabling it through the inbound ACL. If you have stopped the "sysopt" should stop your traffic and you will have more control on your tunnel traffic.
Personally, I usually disable the "sysopt" and control the VPN traffic in my incoming ACL.
Just a quick note, if you look more deeply into the ACL on the PIX functionality, you will find that no traffic moves inside, if she is not allowed on the external interface. For example, you can allow traffic between "inside" and "dmz" interfaces by adding an entry 'allow' on one of the ACLS applied to one of these interfaces. But when you want to allow traffic from the external interface (security level 0), you will need to allow in the inbound ACL applied on the external interface.
I could have written something vague, but I hope you get my point.
Thank you.
Salem.
-
Rule of NAT for vpn access... ?
Hey, putting in place the vpn ssl via the client Anyconnect on a new ASA 5510, ASA ASDM 6.4.5 8.4.2.
I am able to 'connect' through the anyconnect client, & I am assigned an ip address from the pool of vpn that I created, but I can't ping or you connect to internal servers.
I think that I have configured the split tunneling ok following the guide below, I can browse the web nice & quickly while connected to the vpn but just can't find anything whatsoever on the internal network.
http://www.Cisco.com/en/us/products/ps6120/products_configuration_example09186a0080975e83.shtml
I suspect her stockings for a nat rule, but I am a bit stuck if it should be a rule of nat object network or if it must be dynamic/static & if its between the external interface or external ip & network inside or the VPN (I created the pool on a different subnet), or a 'Beach' (but then I am getting overlapping ip errors when I try to create a rule for a range of IP addresses.
Any advice appreciated,
Hi Eunson,
After have connected you to the ASA that clients receive an IP address, let's say 192.168.10.0/24 pool, the network behind the ASA is 192.168.20.0/24.
On the SAA, you would need an NAT exemption for 192.168.20.0 to 192.168.10.0
Create two groups of objects, for pool VPN and your itnernal LAN.
object-group network object - 192.168.20.0
object-network 192.168.20.0 255.255.255.0
object-group network object - 192.168.10.0
object-network 192.168.10.0 255.255.255.0
NAT (inside, outside) 1 source static object - 192.168.20.0 object - 192.168.20.0 destination static object - 192.168.10.0 object - 192.168.10.0 non-proxy-arp-search to itinerary
At the inside = interface behind which is your LOCAL lan
Outside = the interface on which the Clients connect.
If you can't still access then you can take the shot on the inside interface,
create and acl
access-list allowed test123 ip host x.x.x.x y.y.y.y host
access-list allowed test123 ip host host x.x.x.x y.y.y.y
interface test123 captures inside test123 access list
view Cape test123
It will show if the packages are extinguished inside the interface and if we see that the answers or not. If we have all the answers, this means that there might be a routing on the internal LAN problem as devices know may not be not to carry the traffic of 192.168.10.0 return to the ASA inside the interface.
Or maybe it's that there is a firewall drop packets on your internal LAN.
HTH
-
Can the NAT of ASA configuration for vpn local pool
We have a group of tunnel remote ipsec, clients address pool use 172.18.33.0/24 which setup from command "ip local pool. The remote cliens must use full ipsec tunnel.
Because of IP overlap or route number, we would like to NAT this local basin of 172.18.33.0 to 192.168.3.0 subnet when vpn users access certain servers or subnet via external interface of the ASA. I have nat mapping address command from an interface to another interface of Armi. The pool local vpn is not behind any physical interface of the ASA. My question is can ASA policy NAT configuration for vpn local pool. If so, how to set up this NAT.
Thank you
Haiying
Elijah,
NAT_VPNClients ip 172.18.33.0 access list allow 255.255.255.0 10.1.1.0 255.255.255.0
public static 192.168.33.0 (external, outside) - NAT_VPNClients access list
The above configuration will be NAT 172.18.33.0/24 to 192.168.33.0/24 when you go to 10.1.1.0/24 (assuming that 10.1.1.0/24 is your subnet of servers).
To allow the ASA to redirect rewritten traffic the same interface in which he receive, you must also order:
permit same-security-traffic intra-interface
Federico.
-
Need help to configure VPN NAT traffic to ip address external pool ASA
Hello
I need to configure vpn NAT ip address traffic external pool ASA
For example.
Apart from the ip address is 1.1.1.10
VPN traffic must be nat to 1.1.1.11
If I try to configure policy nat or static nat ASA gives me error "global address of overlap with mask.
Please, help me to solve this problem.
Thank you best regards &,.
Ramanantsoa
Thank you, and since you are just 1 IP 1.1.1.11 Polo, the traffic can only be initiated from your site to the remote end.
Here is the configuration of NAT:
access list nat - vpn ip 192.168.1.0 allow 255.255.255.0 10.0.0.0 255.255.0.0
NAT (inside) 5 access list nat - vpn
Overall 5 1.1.1.11 (outside)
In addition, the ACL crypto for the tunnel from site to site should be as follows:
access-list allow 1.1.1.11 ip host 10.0.0.0 255.255.0.0
Hope that helps.
-
Need of the ACL kung fu for VPN from Site to Site ACL problem
Group,
Have a little problem I know is related to ACL. I wanted to have a few experts to take a look at my config please. Here's the question:
Attempt to create a site between two offices, but for some reason any that they cannot ping each other. It is a strange thing.
97.XX.231.22 <-->71.xx.160.123
I can ping both firewalls from the outside using a computer to another, but from the internal firewall utilities, they cannot ping each other. At the same time I can ping to their respective gateways.
Secondly, I did an interior outside translation as you can see here for 80 & 443 preventing me from browsing http and https via VPN for Remote LAN, can it be modified to allow access? I can access when I dial in via VPN client but not via permanent VPN tunnel. Here is the config.
no ip nat service sip 5060 udp port
IP nat inside source map route SDM_RMAP_1 interface GigabitEthernet0/0 overload
IP nat inside source static tcp 10.41.14.103 80 71.xx.160.123 80 extensible
IP nat inside source static tcp 10.41.14.103 71.xx.160.123 expandable 443 443
IP route 0.0.0.0 0.0.0.0 71.xx.160.121
IP route 10.67.188.32 255.255.255.224 10.41.14.99 6 permanent
IP route 10.67.188.96 255.255.255.224 10.41.14.99 8 permanent
IP route 10.200.107.0 255.255.255.0 10.41.14.99 9 permanent
IP route 10.200.110.0 255.255.254.0 10.41.14.99 7 permanent
IP route 74.200.107.0 255.255.255.0 10.41.14.99 5 permanent
IP route 74.200.110.0 255.255.254.0 10.41.14.99 4 permanent
IP route 208.67.188.32 255.255.255.224 10.41.14.99 2 Permanent
IP route 208.67.188.96 255.255.255.224 10.41.14.99 3 permanent
!
auto discovering IP sla
Logging trap errors
host 192.168.10.29 record
access-list 2 Note HTTP access class
Note access-list category 2 CCP_ACL = 1
Note access-list 2 Platinum LAN
access-list 2 permit 10.41.14.0 0.0.0.255
access-list 2 refuse any
Access-list 101 remark rules Master
Note access-list 101 category CCP_ACL = 1
Note access-list 101 FaxFinder WWW traffic
access-list 101 permit tcp any host 71.xx.160.123 eq www
Note access-list 101 traffic HTTPS FaxFinder
access-list 101 permit tcp any host 71.xx.160.123 eq 443
Note access-list 101 NTP Time Protocol
access-list 101 permit udp any host 71.xx.160.123 eq ntp
Access-list 101 remark IPSEC protocols
access-list 101 permit udp any host 71.xx.160.123 eq non500-isakmp
Access-list 101 remark IPSEC protocols
access-list 101 permit udp any host 71.xx.160.123 eq isakmp
Note access-list 101 traffic ESP
access-list 101 permit esp any host 71.xx.160.123
Note the access list 101 General License
access list 101 ip allow a whole
Note access-list 102 CCP_ACL category = 2
access-list 102 deny ip 10.41.14.0 0.0.0.255 192.168.76.0 0.0.0.255
Note access-list 102 IPSec rule
access-list 102 deny ip 10.41.14.0 0.0.0.255 10.0.2.0 0.0.0.255
Note access-list 102 IPSec rule
access-list 102 deny ip 10.41.14.0 0.0.0.255 192.168.10.0 0.0.0.31
Access-list 102 remark Platinum LAN NAT rule
access-list 102 permit ip 10.41.14.0 0.0.0.255 any
Note category from the list of access-104 = 4 CCP_ACL
Note access-list 104 IPSec rule
access-list 104. allow ip 10.41.14.0 0.0.0.255 192.168.10.0 0.0.0.31
Note access-list 108 CCP_ACL category = 4
access-list 108 allow ip 10.41.14.0 0.0.0.255 any
Note access-list 109 IPSec rule
Note access-list 109 CCP_ACL category = 4
access-list 109 allow ip 10.41.14.0 0.0.0.255 192.168.76.0 0.0.0.255
Note access-list 110 CCP_ACL category = 4
Note access-list 110 IPSec rule
access-list 110 permit ip 10.41.14.0 0.0.0.255 10.0.2.0 0.0.0.255
not run cdp
!
allowed SDM_RMAP_1 1 route map
corresponds to the IP 102
There is more then one way how you can achieve this goal.
(1) the best way is possible if the two VPN counterparts are IOS routers. Then you can migrate to virtual VPN - tunnel interfaces (VTI). With this, the external interface doesn't mix - and non-VPN-traffic VPN.-->
(2) if VTI is not possible, you can restrict the translation to only non - VPN traffic using a roadmap:
object-group network RFC1918
10.0.0.0 255.0.0.0
172.16.0.0 255.240.0.0
192.168.0.0 255.255.0.0
NAT-SERVER - 10.41.14.103 allowed 10 route map
corresponds to the TRAFFIC-NAT-SERVER IP - 10.41.14.103
TRAFFIC-NAT-SERVER extended IP access list - 10.41.14.103
deny ip host 10.41.14.103 object-group RFC1918
permit tcp host 10.41.14.103 eq 80 a
allow a host EQ 10.41.14.103 tcp 443
IP nat inside source static 10.41.14.103 71.xx... map route NAT-SERVER - 10.41.14.103
What makes that?
When your server communicates with a system with an address in the range RFC1918, then the road map does not correspond and the translation is not used. It is you, the VPN scenario. But if the server communicates with a non-RFC1918 address, then the translation is used and the server can be reached.
--
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 -
Making the NAT for VPN through L2L tunnel clients
Hi.I has the following situation in my network. We need for users who log on our site with the VPN clients to connect to another site via a tunnel L2L. The problem is that I need NAT addresses from the pool of VPN client in another beach before going on the L2L tunnel because on the other side, we have duplication of networks.
I tried to do NAT with little success as follows:
ACL for pool NAT of VPN:
Extended list ip 192.168.253.0 access TEST allow 255.255.255.0 192.168.0.0 255.255.255.0
Extended list ip 192.168.253.0 access TEST allow 255.255.255.0 192.168.5.0 255.255.255.0
NAT:
Global 172.20.105.1 - 172.20.105.254 15 (outdoor)
NAT (inside) 15 TEST access-list
CRYPTO ACL:
allowed ro access list extended LAN ip 255.255.0.0 192.168.0.0 255.255.255.0
allowed ro access list extended LAN ip 255.255.0.0 192.168.5.0 255.255.255.0
IP 172.20.105.0 RO allow extended access list 255.255.255.0 192.168.0.0 255.255.255.0
IP 172.20.105.0 RO allow extended access list 255.255.255.0 192.168.5.0 255.255.255.0
permit same-security-traffic intra-interface
Am I missing something here? Something like this is possible at all?
Thanks in advance for any help.
We use the ASA 5510 with software version 8.0 (3) 6.
You need nat to the outside, not the inside.
NAT (outside) 15 TEST access-list
-
Mapping strategies for VPN remote access to specific accounts
I have an ASA firewall with the Anyconnect VPN configuration on it. For this VPN policies are below:
internal SSLClientPolicy group strategy
attributes of Group Policy SSLClientPolicy
value x.x.x.x DNS server
client ssl-VPN-tunnel-Protocol
by default-field x.x.x.x
the address value SSLClientPool pools
attributes of Group Policy DfltGrpPolicy
value x.x.x.x DNS server
by default-field x.x.x.x
internal GroupPolicy1 group strategy
attributes of Group Policy GroupPolicy1
Ikev1 VPN-tunnel-Protocoltype tunnel-group SSLClientProfile remote access
attributes global-tunnel-group SSLClientProfile
Group Policy - by default-SSLClientPolicy
tunnel-group SSLClientProfile webvpn-attributes
enable SSLVPNClient group-aliasI want to activate tunneling split for one user, but current policy restricts it. Is there a way to create a separate policy for a user and map it to him somehow? I do not see where I'd
Hello
Yes, you can create a separate group for this user name policy, and then assign this group policy under the attribute of the user. For example:
SPLIT_ACL standard access list allow X.X.X.0 255.255.255.0
internal group USER_POLICY strategy
USER_POLICY-group policy attributes
Split-tunnel-policy tunnelspecified
value of Split-tunnel-network-list SPLIT_ACLusername splituser password Cisco
vpnuser username attributes
VPN-group-policy USER_POLICY -
Summary:
We strive to establish a two-way VPN L2L tunnel with a partner. VPN traffic is one-to-many towards our partner, and our partner they need of a many-to-one to us (they need to access a host on our network). In addition, our partner has many VPN, so they force us to use a separate NAT with two private hosts addresses, one for each direction of the tunnel.
My initial configuration of the tunnel on my grown up side of Phase 1, but not IPSec. Partner ran debug that revealed that my host did not address NAT'd in the NAT policy. We use an ASA5520, ver 7.0.
Here is the config:
# #List of OUR guests
the OURHosts object-group network
network-host 192.168.x.y object
# Hosts PARTNER #List
the PARTNERHosts object-group network
network-host 10.2.a.b object
###ACL for NAT
# Many - to - many outgoing
access-list extended NAT2 allowed ip object-group OURHosts-group of objects PARTNERHosts
# One - to - many incoming
VIH3 list extended access permit ip host 192.168.c.d PARTNERHosts object-group
# #NAT
NAT (INSIDE) 2-list of access NAT2
NAT (OUTSIDE) 2 172.20.n.0
NAT (INSIDE) 3 access-list VIH3
NAT (OUTSIDE) 3 172.20.n.1
# #ACL for VPN
access list permits extended VPN ip object-group objects PARTNERHosts OURHosts-group
access allowed extended VPN ip host 192.168.c.d PARTNERHosts object-group list
# #Tunnel
tunnel-group
type ipsec-l2l card
<#>crypto is the VPN address card crypto
<#>the value transform-set VPN #>card
<#>crypto defined peer #> #>I realize that the ACL for the VPN should read:
access allowed extended VPN ip host 172.20.n.0 PARTNERHosts object-group list
access allowed extended VPN ip host 172.20.n.1 PARTNERHosts object-group list
.. . If the NAT was working properly, but when this ACL is used, Phase 1 is not even negotiating, so I know the NAT is never translated.
What am I missing to NAT guests for 172.20 addresses host trying to access their internal addresses via the VPN?
Thanks in advance.
Patrick
Here is the order of operations for NAT on the firewall:
1 nat 0-list of access (free from nat)
2. match the existing xlates
3. match the static controls
a. static NAT with no access list
b. static PAT with no access list
4. match orders nat
a. nat [id] access-list (first match)
b. nat [id] [address] [mask] (best match)
i. If the ID is 0, create an xlate identity
II. use global pool for dynamic NAT
III. use global dynamic pool for PAT
If you can try
(1) a static NAT with an access list that will have priority on instruction of dynamic NAT
(2) as you can see on 4A it uses first match with NAT and access list so theoretically Exchange autour should do the trick.
I don't see any negative consequences? -Well Yes, you could lose all connectivity. I don't think that will happen, but I can't promise if you do absolutely not this after-hours.
Jon
-
Profile VPN (tunnel group) under the same IP pool
Hello
I have on my clients VPN from Cisco ASA 5510 works perfectly. The thing is that now I want to create a new profile or a tunnel in order to create the new cause of ACL I want to restrict only to certain hosts. But I don't know if I can do it under the same IP pool. If the answer is yes how could bind the new tunnel group to the correct ACL.
This is my config:
vpnxxxx list of allowed ip extended access all 192.168.125.0 255.255.255.0
IP local pool ippool 192.168.125.10 - 192.168.125.254
NAT (outside) 1 192.168.125.0 255.255.255.0
NAT (inside) 0-list of access vpnxxxx
RADIUS Protocol RADIUS AAA server
RADIUS protocol AAA-server partnerauth
AAA-server partnerauth (inside) host xxxx.xxxx.xxxx.xxxx
key xxxx
Crypto-map dynamic dynmap1 20 set transform-set Myset1
lifespan 20 set security-association crypto dynamic-map dynmap1 seconds 28800
Crypto-map dynamic dynmap1 20 kilobytes of life together - the association of safety 4608000
a basic threat threat detection
Statistics-list of access threat detection
no statistical threat detection tcp-interception
internal group RA - VPN strategy
attributes of RA-VPN-group policy
Server DNS 172.16.1.100 value
VPN-idle-timeout 30
Protocol-tunnel-VPN IPSec l2tp ipsec webvpn
Split-tunnel-policy tunnelspecified
type tunnel-group RA - VPN remote access
General-attributes of RA - VPN Tunnel-group
ippool address pool
authentication-server-group (outside partnerauth)
Group Policy - by default-RA-VPN
tunnel-group RA - VPN ipsec-attributes
pre-shared-key *.
Thank you
The command is "vpn-filter" in the Group Policy section.
Define a group policy for each group of tunnel and select it with 'by default-group-policy' in the section of the tunnel.
-
How to change address on ASA 5520 VPN peer
Environment:
7.2 (1) running ASA 5520
IPSEC VPN L2L established by using wizard.
Change the IP address of the remote peer. Using ASDM, I can't change the name of the Tunnel Group (which is currently the address peer). I may change the address peer in the IPSec rule, but is that all that is necessary?
I have to add a new group of tunnel using the new address of peers for the name? If yes how it is related to other objects that are required for a VPN?
When you create a VPN using the wizard, it creates several objects that are difficult to track when changes are required. Is it better to remove all current VPN objects and create a new configuration using the wizard again?
Is it's better to make the changes using the CLI? What lines must be changed for peer address when using the commands?
Thanks in advance for any help!
I may change the address peer in the IPSec rule, but is that all that is necessary?
-No, tunnel group name must match the peer address.
I have to add a new group of tunnel using the new address of peers for the name?
-Yes.
Is it's better to make the changes using the CLI?
-I recommend it, but if you don't know you have no choice.
Add new tunnel-group with group as new name address peer, same key etc. Add a new address peer settings under rule edit ipsec peer. Then you should be able to remove the old tunnel group. Hope this helps you, been a while since I made this way.
-
Traffic permitted only one-way for VPN-connected computers
Hello
I currently have an ASA 5505. I put up as a remote SSL VPN access. My computers can connect to the VPN very well. They just cannot access the internal network (192.168.250.0). They cannot ping the inside interface of the ASA, nor any of the machines. It seems that all traffic is blocked for them. The strange thing is that when someone is connected to the VPN, I can ping this ASA VPN connection machine and other machines inside the LAN. It seems that the traffic allows only one way. I messed up with ACL with nothing doesn't. Any suggestions please?
Pool DHCP-192.168.250.20 - 50--> for LAN
Pool VPN: 192.168.250.100 and 192.168.250.101
Outside interface to get the modem DHCP
The inside interface: 192.168.1.1
Courses Running Config:
: Saved
:
ASA Version 8.2 (5)
!
hostname HardmanASA
activate the password # encrypted
passwd # encrypted
names of
!
interface Ethernet0/0
switchport access vlan 20
!
interface Ethernet0/1
switchport access vlan 10
!
interface Ethernet0/2
switchport access vlan 10
!
interface Ethernet0/3
Shutdown
!
interface Ethernet0/4
Shutdown
!
interface Ethernet0/5
Shutdown
!
interface Ethernet0/6
Shutdown
!
interface Ethernet0/7
switchport access vlan 10
!
interface Vlan1
No nameif
no level of security
no ip address
!
interface Vlan10
nameif inside
security-level 100
IP 192.168.250.1 255.255.255.0
!
interface Vlan20
nameif outside
security-level 0
IP address dhcp setroute
!
passive FTP mode
DNS lookup field inside
DNS domain-lookup outside
pager lines 24
Within 1500 MTU
Outside 1500 MTU
mask 192.168.250.100 - 192.168.250.101 255.255.255.0 IP local pool VPN_Pool
ICMP unreachable rate-limit 1 burst-size 1
don't allow no asdm history
ARP timeout 14400
Global interface 10 (external)
NAT (inside) 10 192.168.250.0 255.255.255.0
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
Enable http server
http 192.168.250.0 255.255.255.0 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
Telnet timeout 5
SSH 192.168.250.0 255.255.255.0 inside
SSH timeout 5
SSH version 2
Console timeout 0
dhcpd dns 8.8.8.8
!
dhcpd address 192.168.250.20 - 192.168.250.50 inside
dhcpd allow inside
!
a basic threat threat detection
Statistics-list of access threat detection
no statistical threat detection tcp-interception
WebVPN
allow outside
SVC disk0:/anyconnect-win-2.5.2014-k9.pkg 1 image
SVC disk0:/anyconnect-macosx-i386-2.5.2014-k9.pkg 2 image
Picture disk0:/anyconnect-linux-2.5.2014-k9.pkg 3 SVC
enable SVC
tunnel-group-list activate
attributes of Group Policy DfltGrpPolicy
value of server DNS 8.8.8.8
Protocol-tunnel-VPN IPSec l2tp ipsec svc webvpn
tunnel-group AnyConnect type remote access
tunnel-group AnyConnect General attributes
address pool VPN_Pool
tunnel-group AnyConnect webvpn-attributes
enable AnyConnect group-alias
!
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
Review the ip options
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
!
global service-policy global_policy
context of prompt hostname
no remote anonymous reporting call
call-home
Profile of CiscoTAC-1
no active account
http https://tools.cisco.com/its/service/oddce/services/DDCEService destination address
email address of destination [email protected] / * /
destination-mode http transport
Subscribe to alert-group diagnosis
Subscribe to alert-group environment
Subscribe to alert-group monthly periodic inventory
monthly periodicals to subscribe to alert-group configuration
daily periodic subscribe to alert-group telemetry
Cryptochecksum:30fadff4b400e42e73e17167828e046f
: end
Hello
No worries
As we change the config I would do as well as possible.
First, it is strongly recommended to use a different range of IP addresses for VPN clients and the internal network
No VPN_Pool 192.168.250.100 - 192.168.250.101 255.255.255.0 ip local pool mask
mask 192.168.251.100 - 192.168.251.101 255.255.255.0 IP local pool VPN_Pool
NAT_0 ip 192.168.250.0 access list allow 255.255.255.0 192.168.251.0 255.255.255.0
NAT (inside) 0-list of access NAT_0
Then give it a try and it work note this post hehe
-
We are testing the upgrade to version 8.2 to 8.4 on the ASA 5505 and ran into a problem. For VPN connections, we created pools. Some of the pools were limited to a single IP address. After the upgrade, the ASA rejects the pools which had only an IP address instead of a range. In the command line if you type a question mark after typing in the "local ip pool (pool keyword)' in config mode it says" specify an IP address or a range of IP addresses: start [-end] ' by the word 'or' sounds as it should, except a single IP address, but it doesn't. The error is "Please enter a valid IP range."
Does anyone know the soultion to this problem as well as increase the range?
Thanks for your comments.
The syntax below worked for me on 5505 with ver 8.3
test mask 192.168.10.1 IP 255.255.255.255 local pool
Check if it works for you.
HTH
MS
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