3Com Switch 8800 Configuration Guide
Chapter 37 BGP/MPLS VPN Configuration
37-24
Table 37-29
Enable/disable IBGP peer group
Operation
Command
Enable a peer group
peer group
-
name
enable
Disable a specific peer group
undo peer group
-
name
enable
Step 4: Configure the local address as the next hop in route advertisement (optional)
Since the default value is no configuration, you must show clearly to add in this
configuration command when configuring MBGP of PE-PE.
Perform the following configuration in VPNv4 sub-address family view.
Table 37-30
Configure the local address as the next hop in route advertisement
Operation
Command
Configure the local address as the
next hop in route advertisement
peer
{
peer
-
address
|
group
-
name
}
next-hop-localpeer
{
peer
-
address
|
group
-
name
}
next-hop-local
Remove the configuration
undo peer
{
peer
-
address
|
group
-
name
}
next-hop-local
Step 5: Transfer BGP update packet without AS number (optional)
Perform the following configuration in VPNv4 sub-address family view.
Table 37-31
Transfer BGP update packet without AS number
Operation
Command
Transfer BGP update packet
without AS number
peer
{
peer
-
address
|
group
-
name
}
public-as-only
Transfer BGP update packet with
AS number
undo peer
{
peer
-
address
|
group
-
name
}
public-as-only
Step 6: Advertise default route to the peer (group)
This command adds a default route which uses local address as the next hop on the PE
SPE (system processing engine)
Table 37-32
Advertise default route to the peer (group)
Operation
Command
Advertise default route to the peer
(group)
peer
{
peer
-
address
|
group
-
name
}
default-route-advertise
[
vpn-instance
vpn
-
instancename
]
