Version 7.7.1.0 Introduced on the C-Series.
Usage
Information
Other BGP filtering commands include: neighbor filter-list, ip as-path
access-list
, and neighbor route-map.
Related
Commands
ip as-path access-list – configures IP AS-Path ACL.
neighbor filter-list – assigns a AS-PATH list to a neighbor or peer group.
neighbor route-map – assigns a route map to a neighbor or peer group.
neighbor ebgp-multihop
Attempt and accept BGP connections to external peers on networks that are not directly connected.
C-Series, E-Series, S-Series, Z-Series, S4810
Syntax
neighbor {ip-address | peer-group-name} ebgp-multihop [ttl]
To disallow and disconnect connections, use the no neighbor {ip-address |
peer-group-name} ebgp-multihop command.
Parameters
ip-address
Enter the IP address of the neighbor in dotted decimal format.
peer-group-name
Enter the name of the peer group.
ttl (OPTIONAL) Enter the number of hops as the Time to Live (ttl) value.
The range is 1 to 255. The default is 255.
Defaults Disabled.
Command Modes ROUTER BGP
Command History
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 7.8.1.0 Introduced on the S-Series.
Version 7.7.1.0 Introduced on the C-Series.
Usage
Information
To prevent loops, the neighbor ebgp-multihop command does not install the default
routes of the multihop peer. Networks not directly connected are not considered valid for best-
path selection.
neighbor fall-over
Enable or disable fast fall-over for BGP neighbors.
C-Series, E-Series, S-Series, Z-Series, S4810
Syntax
neighbor {ipv4-address | peer-group-name} fall-over
To disable, use the no neighbor {ipv4-address | peer-group-name} fall-
over command.
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