271
Step Command
Remarks
5.
Enter BGP-VPNv4
subaddress family view.
ipv4-family vpnv4
N/A
6.
Enable the exchange of
BGP-VPNv4 routing
information with the
specified peer.
peer
{
group-name
|
ip-address
}
enable
By default, BGP peers exchange
IPv4 routing information only.
Configuring routing features for BGP VPNv4 subaddress
family
With BGP VPNv4 subaddress family, there are a variety of routing features that are the same as
those for BGP IPv4 unicast routing. You can select any of the features as required.
Configuring common routing features for all types of subaddress families
For VPN applications, BGP address families include BGP VPN-IPv4 address family, BGP-L2VPN
address family, and VPLS address family. Every command in the following table has the same
function on BGP routes for each type of the address families and only takes effect on the BGP routes
in the address family view where the command is executed.
To configure common routing features for all types of subaddress families:
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter BGP view.
bgp
as-number
N/A
3.
Configure the remote PE as
the peer.
peer
ip-address
as-number
as-number
N/A
4.
Specify the interface for TCP
connection.
peer
ip-address
connect-interface
interface-type
interface-number
N/A
5.
Enter address family view.
•
ipv4-family vpnv4
•
l2vpn-family
•
vpls-family
Use one of the commands as
needed.
For more information about
BGP-L2VPN address family and
VPLS address family, see
MPLS
Command Reference
.
6.
Allow the local AS number to
appear in the AS_PATH
attribute of a received route
and set the maximum
number of repetitions.
peer
{
group-name
|
ip-address
}
allow-as-loop
[
number
]
Optional.
7.
Enable a peer or peer group
for an address family and
enable the exchange of BGP
routing information forf the
address family.
peer
{
group-name
|
ip-address
}
enable
By default, only IPv4 routing
information is exchanged
between BGP peers.
8.
Add a peer into an existing
peer group.
peer
ip-address
group
group-name
Optional.