11. References

11.1. Normative References

[1]	Rosenberg, J., Schulzrinne, H., Camarillo, G., Johnston, A., Peterson, J., Sparks, R., Handley, M. and E. Schooler, "SIP: Session Initiation Protocol", RFC 3261prop, June 2002.
[2]	Gulbrandsen, A., Vixie, P. and L. Esibov, "A DNS RR for Specifying the Location of Services (DNS SRV)", RFC 2782prop, February 2000.
[3]	Mealling, M. and R. Daniel, "The Naming Authority Pointer (NAPTR) DNS Resource Record", RFC 2915(-> 3404prop | 3403prop | 3402prop | 3401), September 2000.
[4]	Bradner, S., "Key Words for Use in RFCs to Indicate Requirement Levels", BCP 14, RFC 2119, March 1997.
[5]	Narten, T. and H. Alvestrand, "Guidelines for Writing an IANA Considerations Section in RFCs", BCP 26, RFC 2434, October 1998.

11.2. Informative References

[6]	Handley, M., Schulzrinne, H., Schooler, E. and J. Rosenberg, "SIP: Session Initiation Protocol", RFC 2543(-> 3265prop | 3264prop | 3263prop | 3262prop | 3261prop), March 1999.
[7]	Mealling, M., "Dynamic Delegation Discovery System (DDDS) Part One: The Comprehensive DDDS Standard", Work in Progress.
[8]	Mealling, M., "Dynamic Delegation Discovery System (DDDS) Part Three: The DNS Database", Work in Progress.