- Cisco2 (Rendez-vous Point)
- Cisco1 (PIM router)
- HP1 (PIM router and IGMP edge router)
- Configuration
- Cisco2 (RP):
ip multicast-routing
ip pim rp-address 10.10.30.1 (we can filter group here with an ACL)
!
interface Gi1/0/1
description *** TO Cisco1 ***
ip address 10.10.20.2 255.255.255.0
ip pim sparse-mode
!
interface Vlan100
description *** VLAN Source ***
ip address 10.10.30.1 255.255.255.0
ip pim sparse-mode
- Cisco1:
ip pim rp-address 10.10.30.1
!
interface Gi1/0/1
description *** TO Cisco2 ***
ip address 10.10.20.1 255.255.255.0
ip pim sparse-mode
!
interface Gi1/0/1description *** TO Cisco2 ***
ip address 10.10.20.1 255.255.255.0
ip pim sparse-mode
!
description *** TO HP1 ***
ip address 10.10.10.1 255.255.255.0
ip pim sparse-mode
- HP1:
ip multicast-routing
!
router pim
enable
rp-address 10.10.30.1 224.0.0.0 240.0.0.0 (we can filter group here)
exit
!
vlan 316
name "To Cisco1"
untagged A1
ip address 10.10.10.2 255.255.255.0
ip pim-sparse
ip-addr any
exit
!
vlan 200
name "200-RECEIVER"
untagged A1
tagged A13-A15,B20,Trk1
ip address 10.10.40.1 255.255.255.0
ip igmp
ip pim-sparse
ip-addr any
exit
- Validation
Check PIM neighbors adjacency on HP:
HP1# sho ip pim neighbor
PIM Neighbors
IP Address VLAN Up Time (sec) Expire Time (sec)
--------------- ---- ------------------ ------------------
10.10.10.1 316 2305990 103
The receiver is requesting traffic from the source (IGMP membership report):
HP1# sho ip igmp vlan 200
IGMP Service Protocol Info
Total VLANs with IGMP enabled : 7
Current count of multicast groups joined : 1
IGMP Filter Unknown Multicast: Disabled
IGMP Filter Unknown Multicast Status: Disabled
VLAN ID : 200
VLAN Name : 200-RECEIVER
IGMP version : 2
Querier Address [this switch] : 10.10.40.1
Querier Port :
Querier UpTime : 129d 3h 48m 43s
Querier Expiration Time : 0h 0m 58s
Active Group Addresses Type Expires Ports Reports Queries
---------------------- ---------- --------------- ---------- ------- -------
239.1.1.1 Filter 0h 4m 19s A1 3 0
HP1# sho ip pim neighbor
PIM Neighbors
IP Address VLAN Up Time (sec) Expire Time (sec)
--------------- ---- ------------------ ------------------
10.10.10.1 316 2305990 103
HP1# sho ip igmp vlan 200
IGMP Service Protocol Info
Total VLANs with IGMP enabled : 7
Current count of multicast groups joined : 1
IGMP Filter Unknown Multicast: Disabled
IGMP Filter Unknown Multicast Status: Disabled
VLAN ID : 200
VLAN Name : 200-RECEIVER
IGMP version : 2
Querier Address [this switch] : 10.10.40.1
Querier Port :
Querier UpTime : 129d 3h 48m 43s
Querier Expiration Time : 0h 0m 58s
Active Group Addresses Type Expires Ports Reports Queries
---------------------- ---------- --------------- ---------- ------- -------
239.1.1.1 Filter 0h 4m 19s A1 3 0
HP1# sho ip igmp groups
IGMP Group Address Information
VLAN ID Group Address Expires UpTime Last Reporter | Type
------- --------------- ------------- ------------- --------------- + ------
200 239.1.1.1 0h 3m 27s 0h 2m 4s 10.10.40.2 | Filter
Check mroute on HP and Cisco:
HP1# sho ip pim mroute
IP Multicast Route Entries
Total number of entries : 1
Group Address Source Address Neighbor VLAN
--------------- --------------- --------------- ----
239.1.1.1 10.10.30.2 10.10.10.1 316
Cisco2#show ip mroute
IP Multicast Routing Table
...
(*, 239.1.1.1), 00:02:43/00:02:46, RP 10.10.30.1, flags: S
Incoming interface: GigaEthernet1/0/2, RPF nbr 10.10.20.2
Outgoing interface list:
GigaEthernet1/0/1, Forward/Sparse, 00:02:43/00:02:46
(10.10.30.1, 239.1.1.1), 00:02:43/00:00:16, flags: T
Incoming interface: GigaEthernet1/0/2, RPF nbr 10.10.20.2
Outgoing interface list:
Port-channel3, Forward/Sparse, 00:02:43/00:02:46
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