Cisco BGP-4 Command and Configuration Handbook

by Parkhurst, William R., Ph.D., CCIE®

• ISBN13: 9781587055737
• ISBN10: 1587055732
• Edition: 1st
• Format: Paperback
• Copyright: 2001-04-27
• Publisher: Cisco Press

Summary

The comprehensive, hands-on guide to all Cisco IOS(r) Software BGP-4 commands The complete BGP-4 command reference invaluable for network designers, engineers, and architects Provides configuration, troubleshooting, and verification scenarios for every possible BGP-4 command supported by Cisco IOS Software that can be implemented on a minimum number of routers Groups BGP-4 commands by area of implementation route aggregation, auto-summary, route filtering, and route advertisement, just to name a few Provides clear and concise commentary on the initial release, purpose, syntax, and usage of each BGP-4 command Offers excellent CCIE certification preparation from one of the CCIE Program Managers Includes supplementary information on regular expressions, route map logic, and RFC 1771, A Border Gateway Protocol 4 (BGP-4) Cisco BGP-4 Command and Configuration Handbookis an exhaustive practical reference to the commands contained within BGP-4. For each command/subcommand, author Bill Parkhurst explains the intended use or function and how to properly configure it. Then he presents scenarios to demonstrate every facet of the command and its use, along with appropriateshowanddebugcommands. Through the discussion of functionality and the scenario-based configuration examples,Cisco BGP-4 Command and Configuration Handbookwill help you gain a thorough understanding of the practical side of BGP-4.

Author Biography

William R. Parkhurst, Ph.D., CCIE #2969, is the manager of the CCIE Development group at Cisco Systems. The CCIE Development group is responsible for all new CCIE written qualification and laboratory exams. Prior to joining the CCIE team, Bill was a Consulting Systems Engineer supporting the Sprint Operation. Bill first became associated with Cisco Systems while he was a Professor of Electrical and Computer Engineering at Wichita State University. In conjunction with Cisco Systems, WSU established the first CCIE Preparation Laboratory.

Table of Contents

Route Aggregation
Aggregate-address address mask
Auto-Summary
Auto-summary
BGP-Specific Commands
bgp always-compare-med
bgp bestpath as-path ignore
bgp bestpath med confed
bgp bestpath med missing-as-worst
bgp client-to-client reflection
bgp cluster-id 32-bit_id
bgp confederation identifier AS-number
bgp confederation peers 1_or_more_AS-numbers
bgp dampening
bgp dampening half-life
bgp dampening half-life reuse suppress max-suppress-time
bgp dampening route-map route-map-name
bgp default local-preference local-preference
bgp deterministic-med
bgp fast-external-fallover
bgp log-neighbor-changes
bgp router-id ip-address
Default Information
Default-information originate
Default-metric metric
BGP Administrative Distance
Distance admin-distance ip-source-address ip-address-mask
Distance admin-distance ip-source-address ip-address-mask ip-access-list-number
Distance bgp external internal local
BGP Route Filtering
Distribute-list
BGP Maximum Paths
Maximum-paths number-of-paths
Neighbor Configuration
Neighbor {ip-address	p. eer-group-na
Neighbor {ip-address	p. eer-group-na
Neighbor {ip-address	p. eer-group-na
Neighbor {ip-address	p. eer-group-na
Neighbor {ip-address	p. eer-group-na
Neighbor {ip-address	p. eer-group-na
Neighbor {ip-address	p. eer-group-na
Neighbor {ip-address	p. eer-group-na
Neighbor {ip-address	p. eer-group-na
Neighbor {ip-address	p. eer-group-na
Neighbor {ip-address	p. eer-group-na
Neighbor {ip-address	p. eer-group-na
Neighbor {ip-address	p. eer-group-na
Neighbor {ip-address	p. eer-group-na
Neighbor peer-group-name peer-group
Neighbor ip-address peer-group peer-group-name
Route Advertisement
Network ip-address
Route Redistribution
Redistribute protocol
Redistribute protocol metric metric
Redistribute protocol route-map route-map-name
Redistribute protocol route-map route-map-name metric metric
Redistribute protocol weight weight
Address Summarization
Summary-address
Synchronization
Synchronization
BGP Timers
Timers bgp keepalive holdtime
BGP show Commands
Show ip bgp
Show ip bgp begin line
Show ip bgp prefix
Show ip bgp community community-number(s)
Show ip bgp community-list community-list-number
Show ip bgp dampened-paths
Show ip bgp filter-list as-path-access-list
Show ip bgp filter-list as-path-access-list begin line
Show ip bgp filter-list as-path-access-list exclude line
Show ip bgp filter-list as-path-access-list include line
Show ip bgp flap-statistics
Show ip bgp flap-statistics prefix/mask-length
Show ip bgp flap-statistics prefix
Show ip bgp flap-statistics prefix mask
Show ip bgp flap-statistics prefix mask longer-prefixes
Show ip bgp flap-statistics filter-list list-number
Show ip bgp flap-statistics quote-regexp quoted-line
Show ip bgp flap-statistics regexp regular-expression
Show ip bgp inconsistent-as
Show ip bgp neighbors
Show ip bgp neighbors ip-address advertised-routes
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