RFC 4891:Using IPsec to Secure IPv6-in-IPv4 Tunnel...
RFC-Ref

tunnel endpoint


Click on the red underlined text to get to the source

... confidentiality, replay protection, and origin protection between tunnel endpoints. IPsec ...
... interface in the direction of the route towards the tunnel endpoint, similar to a Strict Reverse Path Forwarding (RPF ...
... the inner IPv6 packet can be verified to have come from the right tunnel endpoint. As described in Section 5, using tunnel mode ...


... SPD entries assume that there are two routers, Router1 and Router2, with tunnel endpoint IPv4 addresses denoted IPV4-TEP1 ...


... addresses), and the IPV4 addresses of the tunnel endpoints are denoted IPV4-TEP1 and IPV4 ...
... IPv6 address IPV6-EP1 and the tunnel endpoints of the host and router are IPV4 ...


... reasons: 1. One of the tunnel endpoints is often behind a NAT, and configured tunneling ...
... B.3. Tunnel Endpoint Discovery ...
... be obtained somehow. Once the address has been learned, it is configured as the tunnel endpoint for the configured IPv6-in-IPv4 tunnel ...
... TUNN-AD]. However, simply discovering the tunnel endpoint is not sufficient for establishing an IKE session ...



Google
Web
RFC-Ref