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

Tunnel Mode SA


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... destination IPv6 addresses are known a priori. A tunnel mode SA could be bound to these specific addresses. Address ...


... 1. "Generic SPDs": some implementations model the tunnel mode SA as an IP interface. In this case, an IPsec ...
... 2. "Specific SPDs": some implementations do not model the tunnel mode SA as an IP interface. Traffic selection is based on ...



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