[strongSwan] Problems with IKEv1 Dead-Peer-Detection in 5.0.1

[Martin Willi]

Hi,

> IKEv1 Information-Notice: transmit success. (R-U-THERE?).
> IKEv1 Information-Notice: transmit success. (R-U-THERE?).
> IKEv1 Dead-Peer-Detection: maximum retransmits. (DPD maximum retransmits).
> IPSec Controller: IKE FAILED. phase 6, assert 0

racoon sends DPD requests, but strongSwan does not seem to answer them.
What is the log output on strongSwan? Does it receive the DPD messages?

Regards
Martin