8. References (参考文献)

8.1. Normative References (規範的参考文献)

[1] Bradner, S., "Key words for use in RFCs to Indicate Requirement Levels", BCP 14, RFC 2119, March 1997.

[5] Deering, S., Ed., "ICMP Router Discovery Messages", RFC 1256, September 1991.

[14] Perkins, C., "IP Encapsulation within IP", RFC 2003, October 1996.

[16] Perkins, C., "Minimal Encapsulation within IP", RFC 2004, October 1996.

[13] Hanks, S., et al., "Generic Routing Encapsulation (GRE)", RFC 1701, October 1994.

[23] Rivest, R., "The MD5 Message-Digest Algorithm", RFC 1321, April 1992.

[RFC 3344] Perkins, C., Ed., "IP Mobility Support for IPv4", RFC 3344, August 2002.

[RFC 3220] Perkins, C., Ed., "IP Mobility Support for IPv4", RFC 3220, January 2002.