Parameter
Description
Sequence
A counter incremented whenever an entry to the Switch's history log is made.The table displays the last entry
(highest sequence number) first.
Time
Displays the time in days, hours, and minutes since the Switch was last restarted.
Log Text
Displays text describing the event that triggered the history log entry.
9-8 IGMP Snooping Group
This window allows the Switch’s
IGMP Snooping Table
to be viewed. IGMP Snooping allows the Switch to read the Multicast Group IP address and the
corresponding MAC address from IGMP packets that pass through the Switch.The number of IGMP reports that were snooped is displayed in the
Reports
field.
To view the
IGMP Snooping
table, click
IGMP Snooping Group
on the
Monitoring
menu:
Figure 9- 19. IGMP Snooping Group Table
The user may search the
IGMP Snooping Table
by VLAN Name by entering it in the top left hand corner and clicking
Search
.
The following field can be viewed:
Parameter
Description
VLAN Name
The VLAN Name of the multicast group.
Multicast Group
The IP address of the multicast group.
MAC Address
The MAC address of the multicast group.
Reports
The total number of reports received for this group.
Port Member
These are the ports where the IGMP packets were snooped are displayed.
Note:
To configure IGMP snooping for the AT-9724TS, go to the
Configuration
folder and select
IGMP Snooping
. Configuration and other
information concerning IGMP snooping may be found in Section 6 of this manual under
IGMP
.
9-9 IGMP Snooping Forwarding
This window will display the current IGMP snooping forwarding table entries currently configured on the Switch.To view the following screen, open the
Monitoring
folder and click the
IGMP Snooping Forwarding
link.
Figure 9- 20. IGMP Snooping Forwarding Table
170
Allied Telesyn AT-9724TS High-Density Layer 3 Stackable Gigabit Ethernet Switch