Openswan IKE renegotiation fails with cisco ASA

Solution Unverified - Updated -

Issue

IKE re-negotiation between Openswan and a Cisco ASA 5500 randomly fails with a "malformed payload in packet" error.

Environment

  • Red Hat Enterprise Linux 6.2
  • Openswan 2.6.32-9.el6
  • Cisco ASA or other IPsec device/implementation

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