119
Network Diagram
Configuration Procedure
Step Operation
Description
1
Create VLANs
Create three VLANs with the VLAN ID 3, 4 and 5 respectively,
and specify the description of VLAN3 as Multicast VLAN on
VLAN
→
802.1Q VLAN
page.
2
Configure ports
On
VLAN
→
802.1Q VLAN
function pages.
For port 3, configure its link type as Tagged, and add it to VLAN3,
VLAN4 and VLAN5.
For port 4, configure its link type as Untagged, and add it to
VLAN3 and VLAN4.
For port 5, configure its link type as Untagged, and add it to
VLAN3 and VLAN5.
3
Enable IGMP
snooping function
Enable IGMP snooping function globally on
Multicast
→
IGMP
Snooping
→
Snooping Config
page. Enable IGMP snooping
function for port 3, port 4 and port 5 on
Multicast
→
IGMP
Snooping
→
Port Config
page.
4
Enable Multicast
VLAN
Enable Multicast VLAN, configure the VLAN ID of a multicast
VLAN as 3 and keep the other parameters as default on
Multicast
→
IGMP Snooping
→
Multicast VLAN
page.
5
Check Multicast VLAN
Port 3-5
and
Multicast VLAN 3
will be displayed in the IGMP
Snooping Status table on the
Multicast
→
IGMP
Snooping
→
Snooping Config
page.
8.1.5 Querier Config
In an IP multicast network that runs IGMP, a Layer 3 multicast device works as an IGMP querier to
send IGMP queries and manage the multicast table. But IGMP is not supported by the devices in
Layer 2 network. IGMP Snooping Querier can act as an IGMP Router in Layer 2 network. It can