Configuring Routing Features For Bgp Vpnv4 Subaddress Family - 3Com S7906E Configuration Manual

To do...
Specify the source interface for
route updates
Enter BGP-VPNv4 subaddress
family view
Enable the exchange of
BGP-VPNv4 routing
information with the specified
peer

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.
Follow these steps to configure common routing features for all types of subaddress families:
To do...
Enter system view
Enter BGP view
Configure the remote PE as the
peer
Specify the interface for TCP
connection
Enter address family view
Allow the local AS number to
appear in the AS_PATH
attribute of a received route and
set the maximum number of
repetitions
Enable a peer or peer group for
an address family and enable
the exchange of BGP routing
information of the address
family
Add a peer into an existing peer
group
Use the command...
peer { group-name |
ip-address } connect-interface
interface-type interface-number
ipv4-family vpnv4 [ unicast ]
peer { group-name |
ip-address } enable
Use the command...
system-view
bgp as-number
peer ip-address as-number
as-number
peer ip-address
connect-interface
interface-type interface-number
ipv4-family vpnv4
l2vpn-family
vpls-family
peer { group-name |
ip-address } allow-as-loop
[ number ]
peer { group-name |
ip-address } enable
peer ip-address group
group-name
1-32
Remarks
Required
By default, BGP uses the
source interface of the optimal
route update packet.
Required
Required
By default, BGP peers
exchange IPv4 routing
information only.
Remarks
—
Required
Required
Required
Required
Use one of the commands as
needed.
Optional
Required
By default, only IPv4 routing
information is exchanged
between BGP peers.
Optional