Transparent Interconnection of Lots of Links (TRILL) Use of IS-IS
The IETF has standardized the Transparent Interconnection of Lots of Links (TRILL) protocol, which provides transparent Layer 2 forwarding using encapsulation with a hop count and IS-IS link state routing. This document specifies the data formats and code points for the IS-IS extensions to support TRILL. [STANDARDS-TRACK]