RFC 3620:The TUNNEL Profile
RFC-Ref

8. Normative References

[1] Bradner, S., "Key words for use in RFCs to Indicate Requirement Levels", BCP 14, RFC 2119, March 1997.
[2] Rose, M., "The Blocks Extensible Exchange Protocol Core", RFC 3080prop, March 2001.
[3] Rose, M., "Mapping the BEEP Core onto TCP", RFC 3081prop, March 2001.
[4] Hinden, R. and S. Deering, "IP Version 6 Addressing Architecture", RFC 2373(-> 3513(-> 4291draft)), July 1998.
[5] Berners-Lee, T., Fielding, R. and L. Masinter, "Uniform Resource Identifiers (URI): Generic Syntax", RFC 2396(-> 3986std66), August 1998.
[6] Gulbrandsen, A., Vixie, P. and L. Esibov, "A DNS RR for specifying the location of services (DNS SRV)", RFC 2782prop, February 2000.

Google
Web
RFC-Ref