The following publications are possibly variants of this publication:
- Open Pluggable Edge Services (OPES) SMTP Use CasesMartin Stecher, Abbie Barbir. rfc, 4496:1-12, May 2006. [doi]
- An Architecture for Open Pluggable Edge Services (OPES)Abbie Barbir, Reinaldo Penno, Robin Chen, Markus Hofmann, Hilarie Orman. rfc, 3835:1-17, August 2004. [doi]
- Open Pluggable Edge Services (OPES) Entities and End Points CommunicationAbbie Barbir. rfc, 3897:1-14, September 2004. [doi]
- Open Pluggable Edge Services (OPES) Treatment of IAB ConsiderationsAbbie Barbir, Alex Rousskov. rfc, 3914:1-16, October 2004. [doi]
- Policy, Authorization, and Enforcement Requirements of the Open Pluggable Edge Services (OPES)Abbie Barbir, Oskar Batuner, Andre Beck, Tat Chan, Hilarie Orman. rfc, 3838:1-17, August 2004. [doi]
- Security Threats and Risks for Open Pluggable Edge Services (OPES)Abbie Barbir, Oskar Batuner, Bindignavile Srinivas, Markus Hofmann, Hilarie Orman. rfc, 3837:1-14, August 2004. [doi]
- Requirements for Open Pluggable Edge Services (OPES) Callout ProtocolsAndre Beck, Markus Hofmann, Hilarie Orman, Reinaldo Penno, Andreas Terzis. rfc, 3836:1-13, August 2004. [doi]