3.8.1 Abstract Data Model

When this extension is implemented, the following additional state is maintained. This is an extension to IKE Protocol version 1 as specified in [RFC2409].

Flow state table: The following information MUST be maintained:

  • Ni payload: The exact Ni payload that is sent with the delete message#1 is preserved as part of the IKE MM SA state in order to validate the acknowledgment response. The Ni payload is a Nonce payload and MUST be constructed as specified in [RFC2408] section 3.13.