Dell EMC SmartFabric OS10 User Guide Release 10.5.0

To enable PIM-SSM, perform the following configurations on R1 and R2:

Sample configuration on R1:

R1# configure terminal
R1(config)# ip vrf red
R1(conf-vrf)# end

R1# configure terminal
R1(config)# interface port-channel 11
R1(conf-if-po-11)# no switchport
R1(conf-if-po-11)# ip vrf forwarding red
R1(conf-if-po-11)# end

R1# configure terminal
R1(config)# interface ethernet 1/1/6
R1(conf-if-eth1/1/6)# no ip vrf forwarding
R1(conf-if-eth1/1/6)# no switchport
R1(conf-if-eth1/1/6)# channel-group 11
R1(conf-if-eth1/1/6)# end

R1# configure terminal
R1(config)# interface ethernet 1/1/7
R1(conf-if-eth1/1/7)# no switchport
R1(conf-if-eth1/1/7)# interface ethernet 1/1/7
R1(conf-if-eth1/1/7)# ip vrf forwarding red
R1(conf-if-eth1/1/7)# ip address 201.1.1.2/24
R1(conf-if-eth1/1/7)# ip pim sparse-mode
R1(conf-if-eth1/1/7)# no shutdown
R1(conf-if-eth1/1/7)# end

R1# configure terminal
R1(config)# interface port-channel 11
R1(conf-if-po-11)# no switchport
R1(conf-if-po-11)# interface port-channel 11
R1(conf-if-po-11)# ip vrf forwarding red
R1(conf-if-po-11)# ip address 193.1.1.1/24
R1(conf-if-po-11)# ip pim sparse-mode
R1(conf-if-po-11)# no shutdown
R1(conf-if-po-11)# end

R1# configure terminal
R1(config)# interface Lo0
R1(conf-if-lo-0)# ip vrf forwarding red
R1(conf-if-lo-0)# ip address 2.2.2.2/32
R1(conf-if-lo-0)# ip pim sparse-mode
R1(conf-if-lo-0)# no shutdown
R1(conf-if-lo-0)# end
 
R1# configure terminal
R1(config)# router ospf 100 vrf red
R1(config-router-ospf-100)# interface ethernet 1/1/7
R1(conf-if-eth1/1/7)# ip ospf 100 area 0
R1(conf-if-eth1/1/7)# end

R1# configure terminal
R1(config)# router ospf 100 vrf red
R1(config-router-ospf-100)# interface port-channel 11
R1(conf-if-po-11)# ip ospf 100 area 0
R1(conf-if-po-11)# end

R1# configure terminal
R1(config)# ip multicast-routing vrf red
R1(config)# end

R1# configure terminal
R1(config)# ip access-list test
R1(config-ipv4-acl)# permit ip any 224.1.1.0/24
R1(config-ipv4-acl)# exit

R1(config)# ip pim vrf red ssm-range test
R1(config)# end

Sample configuration on R2:

R2# configure terminal
R2(config)# ip vrf red
R2(conf-vrf)# end

R2# configure terminal
R2(config)# interface vlan 2001
R2(conf-if-vl-2001)# ip vrf forwarding red
R2(conf-if-vl-2001)# end

R2# configure terminal
R2(config)# interface ethernet 1/1/40:1
R2(conf-if-eth1/1/40:1)# no ip vrf forwarding
R2(conf-if-eth1/1/40:1)# switchport mode trunk
R2(conf-if-eth1/1/40:1)# switchport trunk allowed vlan 2001
R2(conf-if-eth1/1/40:1)# end

R2# configure terminal
R2(config)# interface port-channel 11
R2(conf-if-po-11)# no switchport
R2(conf-if-po-11)# ip vrf forwarding red
R2(conf-if-po-11)# end

R2# configure terminal
R2(config)# interface ethernet 1/1/26:1
R2(conf-if-eth1/1/26:1)# no ip vrf forwarding
R2(conf-if-eth1/1/26:1)# no switchport
R2(conf-if-eth1/1/26:1)# channel-group 11
R2(conf-if-eth1/1/26:1)# end

R2# configure terminal
R2(config)# interface vlan 2001
R2(conf-if-vl-2001)# ip vrf forwarding red
R2(conf-if-vl-2001)# ip address 208.1.1.2/24
R2(conf-if-vl-2001)# ip pim sparse-mode
R2(conf-if-vl-2001)# no shutdown
R2(conf-if-vl-2001)# end

R2# configure terminal
R2(config)# interface port-channel 11
R2(conf-if-po-11)# no switchport
R2(conf-if-po-11)# interface port-channel 11
R2(conf-if-po-11)# ip vrf forwarding red
R2(conf-if-po-11)# ip address 193.1.1.2/24
R2(conf-if-po-11)# ip pim sparse-mode
R2(conf-if-po-11)# no shutdown
R2(conf-if-po-11)# end

R2# configure terminal
R2(config)# interface Lo0
R2(conf-if-lo-0)# ip vrf forwarding red
R2(conf-if-lo-0)# ip address 4.4.4.4/32
R2(conf-if-lo-0)# ip pim sparse-mode
R2(conf-if-lo-0)# no shutdown
R2(conf-if-lo-0)# end

R2# configure terminal
R2(config)# router ospf 100 vrf red
R2(config-router-ospf-100)# interface vlan 2001
R2(conf-if-vl-2001)# ip ospf 100 area 0
R2(conf-if-vl-2001)# end

R2# configure terminal
R2(config)# router ospf 100 vrf red
R2(config-router-ospf-100)# interface port-channel 11
R2(conf-if-po-11)# ip ospf 100 area 0
R2(conf-if-po-11)# end

R2# configure terminal
R2(config)# ip multicast-routing vrf red
R2(config)# end

R2# configure terminal
R2(config)# ip access-list test
R2(config-ipv4-acl)# permit ip any 224.1.1.0/24
R2(config-ipv4-acl)# exit
R2(config)# ip pim vrf red ssm-range test
R2(config)# end

Verify the configuration

To verify the configuration, use the following show commands on R1:

The show ip pim vrf red neighbor command displays the PIM neighbor of R1 and the interface through which the neighbor is reached.

R1# show ip pim vrf red neighbor
Neighbor Address Interface       Uptime/Expires     Ver  DR Priority / Mode
---------------------------------------------------------------------------
193.1.1.2        port-channel11  02:34:33/00:01:17   v2  1          / DR S

The show ip pim vrf red ssm-range command displays the specified multicast address range.

R1# show ip pim vrf red ssm-range
Group Address   / MaskLen
224.1.1.0       / 24

The show ip pim vrf red tib command output displays the PIM tree information base (TIB).

R1# show ip pim vrf red tib
PIM Multicast Routing Table
Flags: S - Sparse, C - Connected, L - Local, P - Pruned,
       R - RP-bit set, F - Register Flag, T - SPT-bit set, J - Join SPT,
       K - Ack-Pending state
Timers: Uptime/Expires
Interface state: Interface, next-Hop, State/Mode

(201.1.1.1, 224.1.1.1), uptime 00:19:42, expires 00:00:47, flags: T
  Incoming interface: ethernet1/1/7, RPF neighbor 0.0.0.0
  Outgoing interface list:
    port-channel11  Forward/Sparse  00:00:37/00:02:52

The show ip pim vrf red mcache command output displays multicast route entries.

R1# show ip pim vrf red mcache
PIM Multicast Routing Cache Table
(201.1.1.1, 224.1.1.1)
  Incoming interface : ethernet1/1/7
  Outgoing interface list :
   port-channel11

Use the following show commands on R2:

The show ip igmp vrf red groups command output displays the IGMP database.

R2# show ip igmp vrf red groups
Total Number of Groups: 1
IGMP Connected Group Membership
Group Address   Interface   Mode     Uptime    Expires    Last Reporter
224.1.1.1       vlan2001    Include  00:00:03  Never      208.1.1.1

The show ip pim vrf red tib command output displays the PIM tree information base (TIB).

R2# show ip pim vrf red tib
PIM Multicast Routing Table
Flags: S - Sparse, C - Connected, L - Local, P - Pruned,
       R - RP-bit set, F - Register Flag, T - SPT-bit set, J - Join SPT,
       K - Ack-Pending state
Timers: Uptime/Expires
Interface state: Interface, next-Hop, State/Mode

(201.1.1.1, 224.1.1.1), uptime 00:00:06, expires 00:03:23, flags: CT
  Incoming interface: port-channel11, RPF neighbor 193.1.1.1
  Outgoing interface list:
    vlan2001  Forward/Sparse  00:00:06/Never

The show ip pim vrf red neighbor command displays the PIM neighbor of R2 and the interface through which the neighbor is reached.

R2# show ip pim vrf red neighbor
Neighbor Address  Interface      Uptime/Expires    Ver DR Priority / Mode
-------------------------------------------------------------------------
193.1.1.1         port-channel11 02:34:15/00:01:29 v2      1/ S

The show ip pim vrf red ssm-range command displays the specified multicast address range.

R2# show ip pim vrf red ssm-range
Group Address   / MaskLen
224.1.1.0       / 24

The show ip pim vrf red mcache command output displays multicast route entries.

R2# show ip pim vrf red mcache
PIM Multicast Routing Cache Table

(201.1.1.1, 224.1.1.1)
  Incoming interface : port-channel11
  Outgoing interface list :
   vlan2001