CISCO IP SEC VPN CLIENT HOW TO

In General show running-config command hide encrypted keys and parameters. Also want to see the pre-shared-key of vpn tunnel. More system:running-config command use If you want to see your config as it is in memory, without encrypting and stuff like that you can use this command. Let’s look at the ASA configuration using show run crypto ikev2 command. Even if we don’t configure certain parameters at initial configuration, Cisco ASA sets its default settings for dh group2, prf (sha) and SA lifetime (86400 seconds). The following command “ show run crypto ikev2” showing detailed information about IKE Policy. #Valid ICMP Errors rcvd: 0, #Invalid ICMP Errors rcvd: 0 #PMTUs sent: 0, #PMTUs rcvd: 0, #decapsulated frgs needing reassembly: 0 #pre-frag successes: 0, #pre-frag failures: 0, #fragments created: 0 #pkts not compressed: 8515, #pkts comp failed: 0, #pkts decomp failed: 0 #pkts compressed: 0, #pkts decompressed: 0 This will also tell us the local and remote SPI, transform-set, DH group, & the tunnel mode for IPsec SA. This command show the output such as the #pkts encaps/encrypt/decap/decrypt, these numbers tell us how many packets have actually traversed the IPsec tunnel and also verifies we are receiving traffic back from the remote end of the VPN tunnel. This command “ show crypto IPsec sa” shows IPsec SAs built between peers. Rekey SA: 0 (A tunnel will report 1 Active and 1 Rekey SA during rekey) This command “ show crypto isakmp sa” Command shows the Internet Security Association Management Protocol (ISAKMP) security associations (SAs) built between peers.ĪM_ACTIVE / MM_ACTIVE The ISAKMP negotiations are complete. Group Policy : 3Party Tunnel Group : 3Partys Hashing : An圜onnect-Parent: (1)none SSL-Tunnel: (1)SHA384 The following examples shows the username William and index number 2031. This command “ Show vpn-sessiondb anyconnect” command you can find both the username and the index number (established by the order of the client images) in the output of the “ show vpn-sessiondb anyconnect” command. The command “ show vpn-sessiondb detail l2l” provide details of vpn tunnel up time, Receiving and transfer Data Cisco-ASA# sh vpn-sessiondb l2lĮncryption : IKEv1: (1)3DES IPsec: (1)3DES The following is sample output from the “ show vpn-sessiondb detail l2l” command, showing detailed information about LAN-to-LAN sessions: We are mentioning the steps are listed below and can help streamline the troubleshooting process for you. Refer to Most Common IPsec L2L and Remote Access IPsec VPN Troubleshooting Solutions for information on the most common solutions to IPsec VPN problems.

This document assumes you have configured IPsec tunnel on ASA. This document describes common Cisco ASA commands used to troubleshoot IPsec issue.

CISCO IP SEC VPN CLIENT HOW TO

In this post, we are providing insight on Cisco ASA Firewall command which would help to troubleshoot IPsec vpn issue and how to gather relevant details about IPsec tunnel. Cisco ASA IPsec VPN Troubleshooting Command

Cisco ip sec vpn client