RFC 1771 (original) (raw)
Connected: An Internet Encyclopedia
RFC 1771
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RFC 1771
RFC 1771
Network Working Group
Request for Comments: 1771
Obsoletes: 1654
Category: Standards Track
Y. Rekhter
T.J. Watson Research Center, IBM Corp.
T. Li
cisco Systems
Editors
March 1995
A Border Gateway Protocol 4 (BGP-4)
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.
Abstract
This document, together with its companion document, "Application of the Border Gateway Protocol in the Internet", define an inter- autonomous system routing protocol for the Internet.
Table of Contents
- 1. Acknowledgements
- 2. Introduction
- 3. Summary of Operation
- 4. Message Formats
- 5. Path Attributes
- 6. BGP Error Handling.
- 7. BGP Version Negotiation.
- 8. BGP Finite State machine.
- 9. UPDATE Message Handling
- 9.1 Decision Process
* 9.1.1 Phase 1: Calculation of Degree of Preference
* 9.1.2 Phase 2: Route Selection
* 9.1.2.1 Breaking Ties (Phase 2)
* 9.1.3 Phase 3: Route Dissemination
* 9.1.4 Overlapping Routes - 9.2 Update-Send Process
* 9.2.1 Internal Updates
* 9.2.1.1 Breaking Ties (Internal Updates)
* 9.2.2 External Updates
* 9.2.3 Controlling Routing Traffic Overhead
* 9.2.3.1 Frequency of Route Advertisement
* 9.2.3.2 Frequency of Route Origination
* 9.2.3.3 Jitter
* 9.2.4 Efficient Organization of Routing Information
* 9.2.4.1 Information Reduction
* 9.2.4.2 Aggregating Routing Information - 9.3 Route Selection Criteria
- 9.4 Originating BGP routes
- 9.1 Decision Process
- Appendix 1. BGP FSM State Transitions and Actions.
- Appendix 2. Comparison with RFC1267
- Appendix 3. Comparison with RFC 1163
- Appendix 4. Comparison with RFC 1105
- Appendix 5. TCP options that may be used with BGP
- Appendix 6. Implementation Recommendations
- References
- Security Considerations
- Editor's Addresses
- Original text document
- Complete HTML RFC (TAR, TGZ, or ZIP format)
Next: 1. Acknowledgements
Connected: An Internet Encyclopedia
RFC 1771