Cisco Catalyst 3750-E Series, Руководство по настройке программного обеспечения

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Catalyst 3750-E and 3560-E Switch Software Configuration Guide
OL-9775-08
Chapter 40 Configuring IP Unicast Routing
Configuring BGP
Table 40-9 Default BGP Configuration
Feature Default Setting
Aggregate address Disabled: None defined.
AS path access list None defined.
Auto summary Enabled.
Best path
•
The router considers as-path in choosing a route and does not compare similar
routes from external BGP peers.
• Compare router ID: Disabled.
BGP community list
•
Number: None defined. When you permit a value for the community number, the
list defaults to an implicit deny for everything else that has not been permitted.
• Format: Cisco default format (32-bit number).
BGP confederation identifier/peers • Identifier: None configured.
•
Peers: None identified.
BGP Fast external fallover Enabled.
BGP local preference 100. The range is 0 to 4294967295 with the higher value preferred.
BGP network None specified; no backdoor route advertised.
BGP route dampening Disabled by default. When enabled:
• Half-life is 15 minutes.
•
Re-use is 750 (10-second increments).
• Suppress is 2000 (10-second increments).
•
Max-suppress-time is 4 times half-life; 60 minutes.
BGP router ID The IP address of a loopback interface if one is configured or the highest IP address
configured for a physical interface on the router.
Default information originate
(protocol or network redistribution) Disabled.
Default metric Built-in, automatic metric translations.
Distance
•
External route administrative distance: 20 (acceptable values are from 1 to 255).
• Internal route administrative distance: 200 (acceptable values are from 1 to 255).
•
Local route administrative distance: 200 (acceptable values are from 1 to 255).
Distribute list
•
In (filter networks received in updates): Disabled.
•
Out (suppress networks from being advertised in updates): Disabled.
Internal route redistribution Disabled.
IP prefix list None defined.
Multi exit discriminator (MED) • Always compare: Disabled. Does not compare MEDs for paths from neighbors in
different autonomous systems.
•
Best path compare: Disabled.
• MED missing as worst path: Disabled.
•
Deterministic MED comparison is disabled.