10-1.5 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. To auto-refresh the information select “Auto-refresh”.
3. Click “Refresh” to refresh an entry of the IGMP Snooping Groups Information.
4. Click Previous/Next to change page.
Figure 10-1.5: IGMP SFM Information
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 Next 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
Previous button click - assume the value of the first displayed entry, allowing for continuous refresh
with the same start address.
Parameter descriptions:
Search : You can search for the information that you want to see.
Show entries : You can choose how many items you want to show.
VLAN ID : VLAN ID of the group.
Group : Group address of the group displayed.
Port : Switch port number.
Mode : Indicates the filtering mode maintained per (VLAN ID, port number, Group Address) basis. It
can be either Include or Exclude.
Source Address : IP Address of the source. Currently, system limits the total number of IP source
addresses for filtering to be 128.
Type : Indicates the Type. It can be either Allow or Deny.
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