Contact Graph Routing Extension Block

Document Type Expired Internet-Draft (dtnrg RG)
Author Edward Birrane 
Last updated 2014-04-03 (latest revision 2013-09-30)
Stream IRTF
Intended RFC status (None)
Expired & archived
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Stream IRTF state (None)
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IESG IESG state Expired
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This draft describes an extension block used to convey path information in networks using Contact Graph Routing (CGR). The CGR Extension Block (CGR-EB) captures the set of contacts comprising the message path calculated by a CGR agent prior to forwarding a message.


Edward Birrane (

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)