PurposeCommand or Action
Enters the BGP configuration mode.
router bgp as-number vrf vrf-name
Example:
RP/0/RP0/CPU0:router(config)# router bgp 1
Step 15
vrf vrf1
Creates routing and forwarding tables. Specify the
route-distinguisher argument to add an 8-byte value to an
rd route-distinguisher
Example:
RP/0/RP0/CPU0:router(config-bgp-vrf)# rd
Step 16
IPv4 prefix to create a VPN IPv4 prefix. You can enter an
RD value in either of these formats:
•
16-bit autonomous system number. For example, 101:3.
1.1.1.1:1
•
32-bit IP address: your 16-bit number. For example,
192.168.122.15:1.
Configures the BGP MDT address family.address-family ipv4 mdt
Example:
RP/0/RP0/CPU0:router(config-bgp-vrf)#
Step 17
address-family ipv4 mdt
Configures the BGP vpnv4 address family.address-family vpnv4 unicast
Example:
RP/0/RP0/CPU0:router(config-bgp-af)#
Step 18
address-family vpnv4 unicast
Takes the user to the global configuration mode.root
Example:
RP/0/RP0/CPU0:router(config-bgp-af)# root
Step 19
Enters the PIM configuration mode.router pim
Example:
RP/0/RP0/CPU0:router(config)# router pim
Step 20
Specifies the VRF instance. .
vrf vrf_name
Example:
RP/0/RP0/CPU0:router(config-pim)# vrf vrf1
Step 21
Cisco IOS XR Multicast Configuration Guide for the Cisco CRS Router, Release 5.2.x
112
Implementing Multicast Routing on Cisco IOS XR Software
Configuring Multicast VPN
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