3.11.1 Abstract Data Model

When this extension is implemented, the following additional state is maintained. This is an extension to IKE Protocol version 2 as specified in [RFC4306].

Flow state table: The following information MUST be maintained:

  • The internal IPv4 address of the server.

  • The internal IPv6 address of the server.

The initiator SHOULD request this attribute for each IP version it supports.