IKE
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... establishment. Section 5 gives the details of Internet Key Exchange
(IKE) and IP security (IPsec) exchange with packet formats ...
...
This section discusses the different versions of the IKE and IPsec
security architecture and their applicability to this document.
...
... RFC2401]
and is now superseded by [RFC4301]. IKE was originally defined in
[RFC2409] (which is called IKEv1 ...
... NAT traversal mechanism provided by IKEv2 introduces some
weaknesses into IKE and IPsec. These issues are discussed in more
detail in [RFC4306 ...
... Harkins, D. and D. Carrel, "The Internet Key Exchange (IKE)", RFC 2409(-> 4306prop), November 1998. ...
... However, simply discovering the tunnel endpoint is not sufficient for
establishing an IKE session with the peer. The PAD information (see
...