User Manual
UMN:CLI
V8102
599
12.1.1.6
IPv4 Unicast Address
By default, a peer or peer group is activated only for IPv4 unicast address family. To
manually enable/disable the automatic exchange of IPv4 address family prefixes, use the
following command.
Command
Mode
Description
bgp default ipv4-unicast
Router
Sets the IPv4 unicast address family for BGP peering
session establishment. (default)
no bgp default ipv4-unicast
Disables default IPv4 unicast address family for peer-
ing session establishment.
12.1.1.7
Maximum Path
To set the maximum number of parallel paths for the BGP table, use the following com-
mand.
Command
Mode
Description
maximum-paths
<1-8>
Router
Forwards packets over multiple paths.
<1-8>: the numbers of multipath supported (defualt:1)
ibgp: iBGP over multiple paths
maximum-paths ibgp
<1-8>
no maximum-paths
[
ibgp
]
Deletes the configured number of parallel paths.
12.1.1.8
BGP Aggregation
To set the BGP option to perform aggregation only when next-hop matches the specified
IP address, use the following command.
Command
Mode
Description
bgp aggregate-nexthop-check
Global
Performs the BGP aggregation only when next-hop
matches the specified IP address.
no
bgp
aggregate-nexthop-
check
Disables the configured BGP aggregation.
12.1.1.9
BGP Path Selection
To set the RFC1771 compatible path selection mechanism, use the following command.
Command
Mode
Description
bgp rfc1771-path-select
Global
Sets the RFC1771 compatible path selection mecha-
nism.
no bgp rfc1771-path-select
Deletes the configured RFC1771 compatible path se-
lection mechanism.
To configure the strict RFC1771 setting, use the following command.
Command
Mode
Description
bgp rfc1771-strict
Global
Sets the strict RFC1771 setting.
