기존 대비 바뀐 점 파악하려면 예전에 읽었던 것들 다시 읽어봐야 하나? 쩝.

http://www.ietf.org/internet-drafts/draft-ietf-ipsec-ikev2-17.txt

http://www.ietf.org/internet-drafts/draft-ietf-ipsec-rfc2402bis-08.txt http://www.ietf.org/internet-drafts/draft-ietf-ipsec-esp-v3-09.txt

http://www.ietf.org/internet-drafts/draft-ietf-ipsec-ui-suites-06.txt

http://www.ietf.org/internet-drafts/draft-ietf-ipsec-rfc2401bis-03.txt