3com S7906E Guide De Référence

 

1-11 

None 

Use the default ipv4-unicast command to enable the default use of IPv4 unicast address family for the 

peers that are established using the peer as-number command.  

Use the undo default ipv4-unicast command to disable the default use of IPv4 unicast address family 

for the peers that are established using the peer as-number command.  

The use of IPv4 unicast address family is enabled by default.  

Note that: 

z 

The default ipv4-unicast or undo default ipv4-unicast command applies to only BGP peers that 

are established after it is executed.  

z 

The default ipv4-unicast or undo default ipv4-unicast command applies to only BGP peers that 

are established using the peer as-number command.  

z 

After executing the undo default ipv4-unicast command, you can use the peer enable command 

to enable the use of IPv4 address family for a peer.  

# Enable the default use of IPv4 unicast address family for the peers that are established using the peer 

as-number command. 

<Sysname> system-view 

[Sysname] bgp 100 

[Sysname-bgp] default ipv4-unicast 

default local-preference value 

undo default local-preference 

BGP view/BGP-VPN instance view  

2: System level 

value: Default local preference, in the range 0 to 4294967295. The larger the value is, the higher the 

preference is.  

Use the default local-preference command to configure the default local preference.  

Use the undo default local-preference command to restore the default value. 

By default, the default local preference is 100. 

Using this command can affect BGP route selection.