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Chapter 6 Using Multicast Manager 139
Using Optivity Switch Manager, Release 1.1.0.0
Viewing L3-IGMP information
Layer 3 IGMP allows an IP Multicast router to learn the existence of host group
members on their directly connected subnets.
Passport 1000 Series switches and Passport 8600 switches support layer 3 IGMP.
To view L3-IGMP information:
The L3 IGMP table opens in the contents pane with the Cache tab displayed
(Figure 64).
Table 43 Access tab fields
Field Description
VlanId VLAN ID for the VLAN.
GrpAddress Multicast group address of the multicast stream.
HostAddress IP address of the host whose membership is to be
controlled.
HostMask Subnet mask of the host whose membership is to be
controlled.
Mode The host address mode, which can be one of the
following:
• denyTx—deny transmit mode
• denyRx—deny receive mode
• denyBoth—deny transmit and receive mode
Select a device listed under the L3 IGMP icon.