Hi everyone, I am trying to establish a VPN tunnel to another site but I am getting a hash mismatch when I debug. Please see below config and debug isakmp sa result. Will there be a problem if I use esp-3des esp-sha-hmac and the remote site use ESP-...

Hi everyone, I need help in creating multiple vpn tunnel to my router. I am using Cisco router but the other end is a non-cisco device. Anyway, one of the ipsec peering is up, then I added two more ipsec to router B and C. One is stuck in UP-IDLE st...

Hi everyone,I have a Cisco 2911 (IOS ver 15.3(3)M) in our branch office and Cisco 7204VXR (IOS version 12.4(4)) in our headquarters. They should be connected to each other via IPsec Tunnel over EIGRP.On the Cisco 2911, I receive this from the log:Nov...

Hi, Can anyone please help me on this? All internal routes are working but cannot ping outside the internet. Strange things is the tunnel is UP. But the router cannot ping the modem or any public ip.Here's the config on the router: interface Tunnel65...