Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Cullen Jennings, Kumiko Ono, Robert Sparks, Brian Hibbard. Example Call Flows Using Session Initiation Protocol (SIP) Security Mechanisms. RFC, 6216:1-67, April 2011. [doi]
Abstract is missing.