Case Study 10: BGP Site of Origin

Command Reference

Command	Description
Router(config)#ip multicast-routing vrf vrf_name	Enables multicast routing functionality on a per-VRF basis.
Router(config-vrf)#mdt default group-address	Configures the default MDT group-address for the mVPN multicast multipoint tunnel.
Router(config-vrf)#mdt data group-address wildcard-bits-defining-range {threshold threshold-in-kbps [list access-list-number] | list access-list-number}	Defines the data MDT group-address range for the mVPN, as well as the threshold values defining the groups that will associate with the data MDT.
Router(config-if)#ip pim {sparse-mode | dense-mode | sparse-dense-mode}	Enables PIM on the interface.
Router(config)#ip pim ssm default	Enables SSM on the router.
Router(config-router)#capability vrf-lite	Configures the CE OSPF process as a OSPF multi-vrf CE capable process.
Router(config)# vrf selection source source-IP-address source-IP-mask vrf vrf_name	Configures the IP addresses mapping to a specific VRF table when implementing VRF selection.
Router(config-if)#ip vrf select source	Enables the interface for VRF selection based on source IP address.
Router(config-if)#ip vrf receive vrf-name	Configures the interface for mapping to addresses that will associate with a specific VRF when implementing VRF selection.
Router(config)#ip prefix-list prefix-list-name [seq seq-value] {deny network/length | permit network/length} [ge ge-value] [le le-value]	Configures traffic to map to a specific VRF when implementing PBR VRF selection.
Router(config-if)# standby hsrp-group-number IP virtual-IP-address-of-hsrp-group	Enables HSRP on the VRF interface.
Router(config-if)#standby [group-number] priority priority [preempt [delay [minimum | sync] delay]]	Configures the HSRP standby group and priority, delay, and preemption.
Router(config-if)#standby [group-number] timers hellotime holdtime	Configures the HSRP timers on VRF interface.
Router(config-if)#standby [group-number] track interface-type interface-number [interface-priority]	Configures the interface to be tracked for HSRP on VRF interface to activate.
Router(config)# interface interface-connected-to-services-ce-type number Router(config)# ip nat outside router(config)# interface interface-connected-to-MPLS-domain-type number router(config-if)# ip nat inside	Configures the NAT inside and outside interfaces for NAT integration to MPLS VPN.
Router(config)# ip nat pool nat-pool-name start-range-of-IP-addresses end-range-of-IP-addresses netmask netmask	Configures NAT pool for IP addresses that will undergo NAT translation.
Router(config)#ip nat inside source-list [access-list-name | access-list-number] pool nat-pool-name vrf vrf_name2	Associates NAT pool with customer VRFs.
Router(config)#pseudowire-class class_name Router(config-pw-class)#encapsulation mpls	Configures the pseudo-wire class for L2 VPN pseudo-wire switching.
Router(config)#l2 vfi name point-to-point	Configures the virtual forwarding interface.
Router(config-vfi)#neighbor ip-address vc-id {encapsulation mpls | pw-class pw-class-name}	Configures the neighbor with which the ASBR will form an L2 VFI connection.
Router(config-if-xconn)#backup peer peer-backup-router-id vc-id {encapsulation mpls | pw-class pw-class-name}	Configures the backup peer for a primary L2 VPN VC.
Router(config-if-xconn)#backup delay {enable-delay-in-seconds} {disable-delay-in-seconds | never}	Configures a backup delay for L2 VPN backup VC.
Router#xconnect backup force-switchover {interface interface-info | peer peer-ip-address vcid}	Initiates switchover from primary to backup for L2 VPN redundancy enabled VCs.
Router(config-if)#tunnel mode gre multipoint l3vpn	Configures the tunnel as a multipoint GRE tunnel.
Router(config-if)#tunnel key number	Configures the tunnel key for the mGRE tunnel.
Router(config-if)#set ip next-hop in-vrf mGRE-vrf-name	Set the next hop for matching prefixes to map to the mGRE tunnel.
Router(config-vrf)#tunnel mpls traffic-eng exp {exp-value-1 exp-value-2 exp-value-1 | default}	Associates an MPLS EXP value to be transported by a MPLS TE tunnel.
Router(config-vfi)# bridge-domain bridge-domain-id-value	Configures the bridge domain ID for a Layer 2 VFI instance on a GSR 12000 series.
Router(config-if)#bridge-domain bridge-domain-id-value	Associates interface with bridge domain on a GSR 12000 series.
Router(config-if)#encapsulation dot1q vlan-id	Enables VPLS Ethernet VLAN service on GE subinterface (GSR).
Router(config-if)#encapsulation dot1q top-vlan-id second-dot1q bottom-vlan-id	Enables VPLS Ethernet QinQ service on GE subinterface (GSR).
Router(config-if)#encapsulation dot1q top-vlan-id second-dot1q any	Enables VPLS Ethernet QinAny Service on GE subinterface (GSR).