1-13
To do…
Use the command…
Remarks
Enter system view
system-view
—
Enter BGP view
bgp
as-number
—
Enter IPv4 MBGP address family view
ipv4-family multicast
—
Advertise the
community attribute
to an MBGP
peer/peer group
peer
{
group-name |
ip-address
}
advertise-community
Advertise the
community
attribute to an
MBGP
peer/peer
group
Advertise the
extended
community attribute
to an MBGP
peer/peer group
peer
{
group-name |
ip-address
}
advertise-ext-community
Required
Not configured by default.
Apply a route policy to routes
advertised to an MBGP peer/peer
group
peer
{
group-name
|
ip-address
}
route-policy
route-policy-name
export
Required
Not configured by default.
z
When configuring MBGP community, you need to reference a route policy to define the specific
community attributes, and apply the route policy for route advertisement.
z
For route policy configuration, refer to
Route Policy Configuration
in the
IP Routing Volume
.
Configuring an MBGP Route Reflector
To guarantee the connectivity between multicast iBGP peers in an AS, you need to make them fully
meshed. But this becomes unpractical when there are large numbers of multicast iBGP peers.
Configuring route reflectors can solve this problem.
Follow these steps to configure an MBGP route reflector:
To do…
Use the command…
Remarks
Enter system view
system-view
—
Enter BGP view
bgp
as-number
—
Enter IPv4 MBGP address
family view
ipv4-family multicast
—
Configure the router as a route
reflector and specify an MBGP
peer/peer group as its client
peer
{
group-name
|
peer-address
}
reflect-client
Required
Not configured by default.
Enable route reflection
between clients
reflect between-clients
Optional
Enabled by default.
Configure the cluster ID of the
route reflector
reflector cluster-id cluster-id
Optional
By default, a route reflector
uses its router ID as the cluster
ID.
