D-Link DES-3350SR User Manual - page 156
D-Link DES-3350SR Standalone Layer 3 Switch
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IP Multicast Forwarding Table
The IP Multicast Forwarding Table window may be found in the Monitoring menu in the Layer 3
Feature
folder. This window will show current IP multicasting information on the Switch. To search a
specific entry, enter an multicast group IP address into the Multicast Group field or a Source IP address and
click Find.
Figure 10 - 25. IP Multicast Forwarding Table
IGMP Group Table
The IGMP Group Table window may be found in the Monitoring menu in the Layer 3 Feature folder. This window will show
current IGMP group entries on the Switch. To search a specific IGMP group entry, enter an interface name into the Interface
Name field or a Multicast Group IP address and click Find.
Figure 10 - 26. IGMP Group Table
To view the specific details for an entry, click the corresponding
icon revealing the following window:
This window holds the following information:
Parameter Description
Interface Name
Defines the interface name of the reporting
multicast group.
Multicast Group The IP address of the reporting Multicast
Group.
Last Reporter IP The IP address of the host member of the
multicast group to last report being a member
of that group.
IP Querier
The IP Address of a selected multicast router,
which is designated to query host interfaces
about their multicast reception state.
IP Expire
The length of time, in seconds, until the entry
will change filter mode from exclude to include.
If the filter is in include mode, this timer will
display 0. If the filter is in exclude mode, this
timer will be counting down to zero from a pre-
calculated figure based on the users
implementation of IGMP.
NOTE: All timers within the preceding window can be determined using IGMP
configurations to perform the following calculation:
(Group Membership Interval x Robustness Variable) + One Query Response Interval