Category: Technology

Network Working Group L. Andersson Request for Comments: 5462 Acreo AB Updates: 3032, 3270, 3272, 3443, 3469, R. Asati 3564, 3985, 4182, 4364, 4379, Cisco Systems 4448, 4761, 5129 February 2009 Category: Standards Track Multiprotocol Label Switching (MPLS) Label Stack Entry: "EXP" Field Renamed to "Traffic Class" Field Status of This Memo 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. Copyright Notice Copyright (c) 2009 IETF Trust and the persons identified as the document authors. All rights reserved. This document is subject to BCP 78 and the IETF Trust's Legal…

Network Working Group P. Marques Request for Comments: 4684 R. Bonica Updates: 4364 Juniper Networks Category: Standards Track L. Fang L. Martini R. Raszuk K. Patel J. Guichard Cisco Systems, Inc. November 2006 Constrained Route Distribution for Border Gateway Protocol/MultiProtocol Label Switching (BGP/MPLS) Internet Protocol (IP) Virtual Private Networks (VPNs) Status of This Memo 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. Copyright Notice Copyright (C) The IETF Trust (2006). Abstract This document defines Multi-Protocol BGP (MP-BGP) procedures that allow BGP speakers to exchange Route Target reachability information. This information…

Network Working Group E. Rosen Request for Comments: 4364 Cisco Systems, Inc. Obsoletes: 2547 Y. Rekhter Category: Standards Track Juniper Networks, Inc. February 2006 BGP/MPLS IP Virtual Private Networks (VPNs) Status of This Memo 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. Copyright Notice Copyright (C) The Internet Society (2006). Abstract This document describes a method by which a Service Provider may use an IP backbone to provide IP Virtual Private Networks (VPNs) for its customers. This method uses a "peer model", in which the customers' edge routers (CE routers)…

Internet Engineering Task Force (IETF) F. Gont Request for Comments: 6093 UTN/FRH Updates: 793, 1011, 1122 A. Yourtchenko Category: Standards Track Cisco ISSN: 2070-1721 January 2011 On the Implementation of the TCP Urgent Mechanism Abstract This document analyzes how current TCP implementations process TCP urgent indications and how the behavior of some widely deployed middleboxes affects how end systems process urgent indications. This document updates the relevant specifications such that they accommodate current practice in processing TCP urgent indications, raises awareness about the reliability of TCP urgent indications in the Internet, and recommends against the use of urgent indications (but provides advice to applications that do). Status of This Memo This is an Internet Standards Track document. This document is a product of the Internet Engineering Task Force (IETF). It…

Network Working Group P. Karn, Ed. Request for Comments: 3819 Qualcomm BCP: 89 C. Bormann Category: Best Current Practice Universitaet Bremen TZI G. Fairhurst University of Aberdeen D. Grossman Motorola, Inc. R. Ludwig Ericsson Research J. Mahdavi Novell G. Montenegro Sun Microsystems Laboratories, Europe J. Touch USC/ISI L. Wood Cisco Systems July 2004 Advice for Internet Subnetwork Designers Status of this Memo This document specifies an Internet Best Current Practices for the Internet Community, and requests discussion and suggestions for improvements. Distribution of this memo is unlimited. Copyright Notice Copyright (C) The Internet Society (2004). Abstract This document provides advice to the designers of digital communication equipment, link-layer protocols, and packet-switched local networks (collectively referred to as subnetworks), who wish to support the Internet protocols but may be unfamiliar with…