Error “No response (or no acceptable response) to our first IKE message” with lots of "not enough room in input packet for ISAKMP Message" in secure log

(Doc ID 2395299.1)

Last updated on MAY 09, 2018

Applies to:

Corente Cloud Services Exchange - Version 9.4 and later
Information in this document applies to any platform.

Symptoms

In Secure.log, you can see lots of below errors "not enough room in input packet for ISAKMP Message" ended with "max number of retransmissions (2) reached STATE_MAIN_I1. No response (or no acceptable response) to our first IKE message" as follows:

 

Cause

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