ASA 5510 IPSec

Similar Questions

• Limited Cisco ASA 5510 IPSEC

  Hi guys

  There are IPsec deadline for ASA 5510?

  There are users complain on connected, they cannot access any server on the local network. but now it works fine

  .PNG

  

  Hello

  What do you mean by limit? The number of IPSEC sessions is limited to 250, if I remember correctly.

  To limit access to internal resources, there is not.

  These users complain using the same IPSEC vpn as others? Is that your exemption of crypto and nat that allows all internal resources?

  Thank you

  PS: Please do not forget to rate and score as correct answer if this answered your question

• ASA 5510 IPSEC VPN connection problem

  Hello

  We have an ASA 5510 (ASA version 8.0) of remote access VPN configured and works most of the time, but there is a problem when you have more than one client that connects to the same office remotely.  When the first VPN client is connected to the remote desktop, everything works fine, but when the second client connects to the VPN, it connects fine but do not get any traffice return to customer.  I can see under monitor-> statistical VPN-> Sessions-> remote access-> Rx Bytes is 0. Both connections are from the same public IP address of the remote desktop.  I changed some settings on NAT - T and a few other things, but without success.

  Could someone help me please how to fix this?

  Thank you very much.

  Make sure that customers use because that probably her you're not. (default value is NAT - T).

  Federico.

• Cisco ASA 5510, ipsec vpn. What address to connect the client to

  Hello

  It's maybe a stupid question, but I can't find the answer anywhere.

  I used the ipsec vpn configuration wizard, I activated the external interface to access ipsec and went through SCW pools of addresses etc. When I try to connect with the cisco vpn client to my address of the external interface (of a remote host) I'm unable to connect. I scanned the interface for open ports, but there is not, I have to allow traffic to ipsec at this interface?

  Best regards

  Andreas

  No, once you have configured the access remote vpn ipsec, it will be automatically activated, and you should be able to connect to the ASA outside the ip address of the interface.

  Can you please share the configuration? and also which group name you are trying to access the vpn client?

• IPSEC with the router and asa 5510

  Hi all

  I have problems connecting ipsec l2l. I have set up a router and asa 5510 make ipsec between them, but it seems to fail on the phase 1. I already check and I am 100% sure that is the key. You can a few shed light on the issue, I have. Here's the output debug I get the two system.

  Thank you

  Hello

  Isakmp policy match on both devices? What version of ios is running on the router and the asa5510

  Thank you

• How to determine the cause of the ipsec tunnel fall on ASA 5510

  Is there an easy way to determine the cause of tunnel VPN ipsec l2l fall on one asa 5510? I have enabled logging, but the buffer is full so fast, I can't find something when it is 24 hours later. I'm working on obtaining a server/aggregator syslog configuration but... until it is complete I need a temporary measure. Suggestions?

  Hi Jessica.

  For the buffering limit, you can try:

  Increase the maximum buffer size.

  limit the newspapers to the class of vpn:

  Buffered Debug class vpn connection.

  On the other hand, you can try him debugs:

  Debug crypto peer peer_address condition

  debugging cry isa 128

  debugging ipsec 128 cry

  If you lose the ssh session debugging is disabled.  Finally for the vpn tunnels usually it goes down due to:

  Idle time-out

  the dead peer detection

  remove it from the other end.

  HTH.

• Chrombook L2TP/IPSec for ASA 5510

  Hello

  I have trouble getting a chromebook to establish a remote access connection VPN using L2TP/IPsec for a Cisco ASA 5510 12 7.2 (5) running.

  Run a debug crypto isakmp 5 I see the following logs (ip changed...)

  Jan 06 09:58:06 [IKEv1 DEBUG]: IP = 1.1.1.1, Oakley proposal is acceptable

  Jan 06 09:58:06 [IKEv1 DEBUG]: IP = 1.1.1.1, IKE SA proposal # 1, turn # 1 entry overall IKE acceptable matches # 4

  Jan 06 09:58:06 [IKEv1]: IP = 1.1.1.1, connection landed on tunnel_group DefaultRAGroup

  Jan 06 09:58:06 [IKEv1]: Group = DefaultRAGroup, IP = 1.1.1.1, status of automatic NAT detection: remote endpoint IS behind a NAT device this end is NOT behind a NAT device

  Jan 06 09:58:06 [IKEv1]: IP = 1.1.1.1, connection landed on tunnel_group DefaultRAGroup

  Jan 06 09:58:06 [IKEv1]: Group = DefaultRAGroup, IP = 1.1.1.1, previously allocated memory of liberation for permission-dn-attributes

  06 jan 09:58:06 [IKEv1]: Group = DefaultRAGroup, IP = 1.1.1.1, PHASE 1 COMPLETED

  Jan 06 09:58:06 [IKEv1]: IP = 1.1.1.1, Keep-alive type for this connection: DPD

  Jan 06 09:58:06 [IKEv1 DEBUG]: Group = DefaultRAGroup, IP = 1.1.1.1, timer to generate a new key to start P1: 8100 seconds.

  06 jan 09:58:06 [IKEv1]: Group = DefaultRAGroup, IP = 1.1.1.1, PHASE 1 COMPLETED

  Jan 06 09:58:06 [IKEv1]: IP = 1.1.1.1, Keep-alive type for this connection: DPD

  Jan 06 09:58:06 [IKEv1 DEBUG]: Group = DefaultRAGroup, IP = 1.1.1.1, timer to generate a new key to start P1: 8100 seconds.

  Jan 06 09:58:06 [IKEv1]: Group = DefaultRAGroup, IP = 1.1.1.1, data received in payload ID remote Proxy Host: address 3.3.3.3, 17 of the Protocol, Port 1701

  Jan 06 09:58:06 [IKEv1]: Group = DefaultRAGroup, IP = 1.1.1.1, data received in payload ID local Proxy Host: address 2.2.2.2, 17 of the Protocol, Port 1701

  Jan 06 09:58:06 [IKEv1]: Group = DefaultRAGroup, IP = 1.1.1.1, detected L2TP/IPSec session.

  Jan 06 09:58:06 [IKEv1]: Group = DefaultRAGroup, IP = 1.1.1.1, QM IsRekeyed its not found old addr

  Jan 06 09:58:06 [IKEv1]: Group = DefaultRAGroup, IP = 1.1.1.1, static checking Card Crypto, check card = outside_map, seq = 1...

  Jan 06 09:58:06 [IKEv1]: Group = DefaultRAGroup, IP = 1.1.1.1, static checking Card Crypto Card = outside_map, seq = 1, ACL does not proxy IDs src:1.1.1.1 dst: 2.2.2.2

  Jan 06 09:58:06 [IKEv1 DEBUG]: Group = DefaultRAGroup, IP = 1.1.1.1, only Tunnel UDP-encapsulated and UDP-encapsulated-Transport mode NAT-Traversal-defined selection

  Jan 06 09:58:06 [IKEv1]: Group = DefaultRAGroup, IP = 1.1.1.1, remote peer IKE configured crypto card: outside_dyn_map0

  Jan 06 09:58:06 [IKEv1 DEBUG]: Group = DefaultRAGroup, IP = 1.1.1.1, ITS processing IPSec payload

  Jan 06 09:58:06 [IKEv1]: Group = DefaultRAGroup, IP = 1.1.1.1, proposals of any IPSec security association has deemed unacceptable.

  Jan 06 09:58:06 [IKEv1]: Group = DefaultRAGroup, IP = 1.1.1.1, error QM WSF (P2 struct & 0x3d48800, mess id 0xce12c3dc).

  Jan 06 09:58:06 [IKEv1 DEBUG]: Group = DefaultRAGroup, IP = 1.1.1.1, history of mistake IKE responder QM WSF (struct & 0x3d48800) , : QM_DONE EV_ERROR--> QM_BLD_MSG2 EV_NEGO_SA--> QM_BLD_MSG2, EV_IS_REKEY--> QM_BLD_MSG2, EV_CONFIRM_SA--> QM_BLD_MSG2, EV_PROC_MSG--> QM_BLD_MSG2, EV_HASH_OK--> QM_BLD_MSG2, NullEvent--> QM_BLD_MSG2, EV_COMP_HASH

  Jan 06 09:58:06 [IKEv1]: Group = DefaultRAGroup, IP = 1.1.1.1, removing counterpart table correlator failed, no match!

  1.1.1.1 = address remote chromebook NAT

  2.2.2.2 = ASA 5510 acting as distance termintaion access point

  3.3.3.3 = Chromebook private address

  I noticed that the Chromebook is appearing as the ID of the remote proxy but later, he seeks the applied to the Chromebook NAT address.  Not sure if this is the cause or how to solve this problem, if it is.

  Can someone advise please

  Thank you

  Ryan

  7.2 is old code.  You can re - test with 9.0.x or 9.1.x.

  https://support.Google.com/Chromebook/answer/1282338?hl=en

• How many interfaces in asa 5510

  can someone pls tell me how many interfaces in asa 5510.and we can add more interfaces to it.

  concerning

  Assane

  Hi assane,.

  When you order the ASA5510, you can choose between (option Setup/Noo-Noo fixed to add more ports interface):

  1 ASA5510 device comes with 3 x FastEthernet, more 1xmanagement port (FastEthernet)

  ASA5510-BUN-K9: Cisco ASA 5510 Firewall Edition includes 3 Fast Ethernet interfaces, 250 peers IPSec VPN, SSL VPN 2 peers 3DES/AES license, or

  2 ASA5510 comes with 5xFastEthernet, most 1xmanagement port (FastEthernet).

  Cisco ASA 5510 Security Plus Firewall Edition includes 5 interfaces Fast Ethernet, 250 VPN IPSec peers, 2 peers of SSL VPN, high availability active / standby, 3DES/AES license

  http://www.Cisco.com/en/us/products/ps6120/products_data_sheet0900aecd802930c5.html

  Rgds,

  AK

• Between asa 5510 and router VPN

  Hello

  I configured ASA 5510 to vpn LAN to LAN with router 17 857. and between the routers.

  between vpn routers works very well.

  from the local network behind the ASA I can ping the computers behind routers.

  but computers behind routers, I cannot ping PSC behind ASA.

  I have configured the remote access with vpn cisco 4.X client, it works well with routers, but cannot work with asa.

  the asa is connected to the wan via zoom router (adsl)

  Are you telnet in the firewall?

  Follow these steps to display the debug output:

  monitor terminal

  farm forestry monitor 7 (type this config mode)

  Otherwise if its console, do "logging console 7'.

  can do

  Debug crypto ISAKMP

  Debug crypto ipsec

  and then generate a ping from one device to the back of the ASA having 192.168.200.0 address towards one of the VPN subnets... and then paste the result here

  Concerning

  Farrukh

• All necessary licenses on ASA 5510 for old Cisco VPN Client

  We're trying to migrate our firewall Watchguard to a Cisco ASA 5510, who bought some time ago. For some reason, all of our users have already installed the old Cisco VPN client. I think it will work. Are there licensing issues on the 5510 I had to be concerned with?  No matter what special config that needs to be done on the 5510?

  Fix. You don't require licensing of AnyConnect of any type of configuration and the use of IKEv1 IPsec remote access VPN (which use the old Cisco VPN client).

  You will be limited to 250 active IPsec peers (remote access more no matter what VPN site-to-site) by the platform (hardware) device capabilities that are enforced by the software.

• Issue of ASA 5510

  Dear all,

  I applied ASA 5510 in my network,

  I configured 3 DMZ, inside and outside interfaces

  ASA, I can access the Interior, DMZ and outside (Internet)

  Inside users can communicate with the servers in the DMZ

  Inside users goto Internet via the external interface

  DMZ servers can goto Internet via the external interface

  The DMZ servers cannot Ping inside the network

  I've been using IpSec VPN on my router,

  clients connect to the router using the Cisco VPN Client software,

  NOW, when I understood ASA in the network, VPN clients are unable to communicate with the servers in the DMZ

  security level 0 for outside

  DMZ 50

  100 for the inside

  NAT is disabled with no command nat control

  What I need to ON the NAT and some ACL must be put in place...

  Please advise me what ACL I should implement, interface? Direction?

  Which statement NAT should I include?

  I want to access my network via VPN...

  Help, please

  Kind regards

  Junaid

  ICMP pings are not stateful. The firewall needs special treatment to dynamically allow pings back, this is done through the "ICMP inspection." The ICMP inspection is disabled by default. You can activate the inspection or use an ACL to allow ICMP traffic. Here is a useful link:

  http://www.Cisco.com/en/us/products/HW/vpndevc/ps2030/products_tech_note09186a0080094e8a.shtml#topic0

  Please rate if useful.

  Concerning

  Farrukh

• ASA 5510 - level security Interface

  I have an ASA 5510 (8.2.1 code). I'll implement the separat IPSec tunnels two remote networks, but each remote connection to an ASA respective interface.

  Question: I know that the e0/0 ('outside') security level of the interface is 0. However, only the second interface e0/2 ("out2") security level must be set to 0 as well?

  Thank you

  Jim

  Yes you can, simply apply the respective crypto map to the interface. You might want to do e0/2 and e0/3 the same level of security (if your security policy allows) and same-security-traffic permit inter-interface. Which allows communication between the various interfaces that have the same level of security. You can ignore the NAT mess.

• VPN Cisco ASA 5510 - 250 licenses?

  I can't find a clear answer on this.  I see that only 2 SSL VPN clients are included, but if I buy an ASA 5510 (ASA5510-BUN-K9), am I allowed to use as a VPN endpoint for up to 250 customers?  If so, is it a total of VPN 'site-to-site' and 'customer '?

  For IPSec VPN (IPSec VPN site-to-site and remote client access), there is no additional license required as it is included in the device.

  For SSL VPN, there is failure to license 2, and if you need more than 2 connections SSL VPN Client, then Yes, you must purchase an additional license (the AnyConnect Essentials or the AnyConnect license Premium depending on what you need).

• Cisco Anyconnect/WebVPN license for ASA 5510

  Hello

  Someone could please check the licenses for ASA 5510 attachment and let me know. We currently have ASA 5510 with basic license. According to the table attached under VPN sessions, he mentions that "250 combined SESSIONS IPSec and WebVPN" and to "Max box of WebVPN Session" it is mentioned that 2nd meeting, exceeding that we must buy license optional webvpn. While we the 250 combined license for IPSec and webVPN. We must purchase additional anyconnect license to set up remote access for users who want to use the internal resources from outside the network. OrElse, we don't have to purchase license and can configure webvpn/anyconnect of existing combined license existing users basic ASA license? Waiting for your response. Thank you.

  You are welcome.

  1 Yes

  2 AnyConnect requires no Java, but it can he use when connecting to one AnyConnect SSL VPN client and launch the Web browser option start Java-based. There was a bug with the AnyConnect old versions had later who should have addresses. You also have the option to launch via IE and using ActiveX or simply throw AnyConnect directly - neither of these two methods require Java.

  Here is a document TAC on the Java questions if you want more details.

  Please take a moment to note the useful messages and mark your answers questions.

• ASA 5510 routing issue.

  Forgive me if this get confused.

  I have a new ASA 5510, I set it up to use VPN. I can via IPSEC vpn and connect to 2 of my et.64 sous-reseaux.0 (we have 4 subnets in our range) I can ping, http, connect to the shares, SSH, etc. I use the ACL of our outgoing VPN module, so I have nothing here should be bad. The problem I have is learning to our network of laboratories located on the sous-reseau.128. I can't ping, connect, http anything.

  Is there some special routing I need to do so that people that VPN in to see this subnet? (For test purposes the ASA is located behind the firewall and connected directly to the sous-reseau.0 so I know this isn't the firewall and everything else on that subnet can see our lab).

  Thanks for helping on the new guy.

  Shawn

  Shawn-

  Your sous-reseaux.0 &.64 is considered to be "interesting traffic" (by an ACL) and they are not NAT had sent through the VPN tunnel. You must add the sous-reseau.128 two the ACL that says no NAT and that specifies traffic interesting. If you encounter some snags, post a sanitized config and we will be able to give a more detailed response.

  HTH