I have a VPN5002 (SW version 5.2.19) and a IOS Router with IPSEC policy configured. I have a tunnel between them and, when I start the VPN tunnel, it works all right. But my IPSEC Tunnel drops down after 1:50 hours (aprox). All configuration was done like the VPN Cisco site.
Re: VPN5002 x Cisco IOS Router Connection Drops Down.
Check and make sure you are on the latest IOS available for the router. There were a lot of issues in the early code releases. Other than that, make sure you have enough bandwidth and a reliable link. Worse case, call Cisco.
We have configured the outside and inside Interface with official ipv6 adresses, set a default route on outside Interface to our router, we also have definied a rule , which also gets hits, to permit tcp from inside Interface to any6.
In Syslog I also se...