A new Request for Comments is now available in online RFC libraries. RFC 6723 Title: Update of the Pseudowire Control-Word Negotiation Mechanism Author: L. Jin, Ed., R. Key, Ed., S. Delord, T. Nadeau, S. Boutros Status: Standards Track Stream: IETF Date: September 2012 Mailbox: lizhong.jin@zte.com.cn, raymond.key@ieee.org, simon.delord@gmail.com, tnadeau@juniper.net, sboutros@cisco.com Pages: 9 Characters: 20307 Updates: RFC4447, RFC6073 I-D Tag: draft-ietf-pwe3-cbit-negotiation-05.txt URL: http://www.rfc-editor.org/rfc/rfc6723.txt The control-word negotiation mechanism specified in RFC 4447 has a problem when a PE (Provider Edge) changes the preference for the use of the control word from NOT PREFERRED to PREFERRED. This document updates RFC 4447 and RFC 6073 by adding the Label Request message to resolve this control-word negotiation issue for single-segment and multi-segment pseudowires. [STANDARDS-TRACK] This document is a product of the Pseudowire Emulation Edge to Edge Working Group of the IETF. This is now a Proposed Standard Protocol. STANDARDS TRACK: This document specifies an Internet standards track protocol for the Internet community,and requests discussion and suggestions for improvements. Please refer to the current edition of the Internet Official Protocol Standards (STD 1) for the standardization state and status of this protocol. Distribution of this memo is unlimited. This announcement is sent to the IETF-Announce and rfc-dist lists. To subscribe or unsubscribe, see http://www.ietf.org/mailman/listinfo/ietf-announce http://mailman.rfc-editor.org/mailman/listinfo/rfc-dist For searching the RFC series, see http://www.rfc-editor.org/rfcsearch.html. For downloading RFCs, see http://www.rfc-editor.org/rfc.html. Requests for special distribution should be addressed to either the author of the RFC in question, or to rfc-editor@rfc-editor.org. Unless specifically noted otherwise on the RFC itself, all RFCs are for unlimited distribution. The RFC Editor Team Association Management Solutions, LLC