A new Request for Comments is now available in online RFC libraries. RFC 7607 Title: Codification of AS 0 Processing Author: W. Kumari, R. Bush, H. Schiller, K. Patel Status: Standards Track Stream: IETF Date: August 2015 Mailbox: warren@kumari.net, randy@psg.com, has@google.com, keyupate@cisco.com Pages: 5 Characters: 9113 Updates: RFC 4271 I-D Tag: draft-ietf-idr-as0-06.txt URL: https://www.rfc-editor.org/info/rfc7607 DOI: http://dx.doi.org/10.17487/RFC7607 This document updates RFC 4271 and proscribes the use of Autonomous System (AS) 0 in the Border Gateway Protocol (BGP) OPEN, AS_PATH, AS4_PATH, AGGREGATOR, and AS4_AGGREGATOR attributes in the BGP UPDATE message. This document is a product of the Inter-Domain Routing Working Group of the IETF. This is now a Proposed Standard. 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 Official Internet Protocol Standards (https://www.rfc-editor.org/standards) 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 https://www.ietf.org/mailman/listinfo/ietf-announce https://mailman.rfc-editor.org/mailman/listinfo/rfc-dist For searching the RFC series, see https://www.rfc-editor.org/search For downloading RFCs, see https://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