VPN ON THE CISCO ASA- Introduction - Intense School

Site to Site VPN (IPSec) using Cisco ASA 8.4 | Subrun Jamil This document will describe about the IPSec ( IP Security ) Site to Site VPN using Cisco ASA Firewall ( software version 8.4 ) with Internet Key Exchange ( IKEV1 ). IPSec uses IKE protocol to negotiate and establish secure site to site VPN tunnel. IKE is a framework provided by the Internet Security Association and Key Management Protocol Cisco ASA Site to Site VPN tunnel is up but I cannot ping Jun 09, 2020

Nov 22, 2011

Both sites using Cisco ASA firewalls (version 9.x or 8.4). Site1 is the main headquarters site and Site2 is a remote branch site. The LAN networks on each site communicate between them over the IPSEC VPN tunnel. Hosts in Site1 (network 192.168.1.0/24) can access … Microsoft Azure To Cisco ASA Site to Site VPN | PeteNetLive

I have 2 cisco ASA 5505's running v8.42. All is working fine (using NAT), but I can't get a site-to-site VPN to work. I used the wizard in the ASDM with default settings (except for the peer addresses / PSK / local / remote networks, of course). When I send a ping to the other ASA, the tunnel won't come up.

Using 8.4+ we just added a Meinberg Windows NTP server for network time on the receiving end of the tunnel and added this to the remote ASA config: ntp server xxx.xxx.xxx.xxx source inside prefer (where xxx.xxx.xxx.xxx is the ip address of the ntp server) - that keeps our tunnels up indefinitely due to NTP generating the interesting traffic Two sites connected with IPSEC Site-to-Site VPN over the Internet. Both sites using Cisco ASA firewalls (version 9.x or 8.4). Site1 is the main headquarters site and Site2 is a remote branch site. The LAN networks on each site communicate between them over the IPSEC VPN tunnel. So below I’m saying “Don’t NAT Traffic from the network behind the ASA (10.254.254.0) that’s going to network behind the VPN device at the other end of the tunnel (172.16.254.0). tunnel-group 1.1.1.1 type ipsec-l2l. tunnel-group 1.1.1.1 ipsec-attributes ikev1 pre-shared-key ***** We have 4 other sites connected through VPN tunnels, but connecting this 3rd party tunnel does not work.