Command Line Reference Guide

Border Gateway Protocol IPv4 (BGPv4) | 379
Command Modes
EXEC Privilege
Defaults
Disabled.
Command
History
distance bgp
c e
t
s
Define an administrative distance for routes.
Syntax
distance bgp external-distance internal-distance local-distance
To return to default values, enter no distance bgp.
Parameters
Defaults
external-distance = 20; internal-distance = 200; local-distance = 200.
Command Modes
ROUTER BGP (conf-router_bgp_af)
Usage
Information
The higher the administrative distance assigned to a route means that your confidence in that route is
low. Routes assigned an administrative distance of 255 are not installed in the routing table. Routes
from confederations are treated as internal BGP routes.
Command
History
Version 7.8.1.0 Introduced support on S-Series
Version 7.7.1.0 Introduced support on C-Series
Version 7.6.1.0 Introduced IPv6 MGBP support for E-Series
external-distance
Enter a number to assign to routes learned from a neighbor external to the AS.
Range: 1 to 255.
Default: 20
internal-distance
Enter a number to assign to routes learned from a router within the AS.
Range: 1 to 255.
Default: 200
local-distance
Enter a number to assign to routes learned from networks listed in the network
command.
Range: 1 to 255.
Default: 200
Caution: Dell Force10 recommends that you do not change the administrative distance of
internal routes. Changing the administrative distances may cause routing table
inconsistencies.
Version 7.8.1.0 Introduced support on S-Series
Version 7.7.1.0 Introduced support on C-Series
Version 7.6.1.0 Introduced IPv6 MGBP support for E-Series