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C1841 VPN Routingproblem?

Malte.Woelky
Level 1
Level 1

Hallo!

We have a problem with our Cisco VPN Routing. The tunnel connects the remote offices (dynamic IP)

to the main office (static IP) and IP Sec VPN. The internet connection

is the remote offices is established using NAT. The provider is the Germany T-online (T-DSL)

The tunnel is up and running: We are able to ping via VPN the remote routers and directly connected devices, but we

are not able, and this is our problem, to ping the hosts behind the remote router. Routingproblem????

Our envirnment: VPN and Internet connection using Cisco 1841 and the switches are mainly cisco 3550

Thanks for your help!

Malte Woelky

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Note: router configs as attatchments

1 Reply 1

s.jankowski
Level 4
Level 4

While defining the interesting traffic (VPN traffic) with an access-list. Ifyou are not including the outside interface of the router you won?t be able to ping using that interface. If you have NAT, you need to modify the NAT acl as well. please do remember to clear the tunnels once you have done the changes.