[Openswan Users] invalid rcookie

Paul Wouters paul at xelerance.com
Tue Sep 16 10:49:18 EDT 2008

On Mon, 15 Sep 2008, Waldo, Ethan wrote:

> For some reason I am getting the following message only on the second IPSec session for a single tunnel.  The tunnel
> labeled VPN does not have this error message.  Can somebody tell me why this is occurring and if there is anything I
> can do to fix it?
> "VPN2" #2: DPD: Warning: R_U_THERE_ACK has invalid rcookie

Most likely you are connecting to a broken Cisco VPN3000?

We ignore the invalid contents and just pretend it is a yummy cookie.


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