[vpn-help] Resend limit exceeded for config exchange

Matthew Grooms mgrooms at shrew.net
Wed Mar 24 11:22:49 CDT 2010


On 3/17/2010 8:08 PM, David Park wrote:
> I appear to be hung up on the config exchange phase when connecting.
> After I get that message I just see an endless string of keep-alive
> messages. Can anyone make sense of this log?  Thanks!
>

David,

I suspect your gateway doesn't allow inbound traffic on port 4500 even 
though it advertises NAT-T support. Try the following ...

1) Change the Nat Traversal to Cisco-UDP
2) Disable Nat Traversal support all together

-Matthew



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