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9-1.5 IGMP SFM Information
Entries in the IGMP SFM Information Table are shown on this page. The IGMP SFM
(Source-Filtered Multicast) Information Table also contains the SSM (Source-Specific Multicast)
information. This table is sorted first by VLAN ID, then by group, and then by Port. Different
source addresses belong to the same group are treated as single entry.
Web Interface
To display the IGMP SFM Information in the web interface:
1. Click Multicast, IGMP Snooping and IGMP SFM Information.
2. If you want to auto-refresh the information then you need to evoke the “Auto-refresh”.
3. Click “Refresh” to refresh an entry of the IGMP Snooping Groups Information.
4. Click Previous/next to change page.
Figure 9-1.5: The IGMP SFM Information
Parameter description:
Navigating the IGMP SFM Information Table
Each page shows up to 99 entries from the IGMP SFM Information table, default being 20,
selected through the "entries per page" input field. When first visited, the web page will show
the first 20 entries from the beginning of the IGMP SFM Information Table.
The "Start from VLAN", and "group" input fields allow the user to select the starting point in the
IGMP SFM Information Table. Clicking the button will update the displayed table starting from
that or the closest next IGMP SFM Information Table match. In addition, the two input fields
will - upon a button click - assume the value of the first displayed entry, allowing for
continuous refresh with the same start address.
The will use the last entry of the currently displayed table as a basis for the next lookup. When
the end is reached the text "No more entries" is shown in the displayed table. Use the button
to start over.
Search :
You can search for the information that you want to see.
Show entries :
You can choose how many items you want to show off.
VLAN ID :
VLAN ID of the group.
Group :
Group address of the group displayed.
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