Industrial Managed
Ethernet Switch
User Manual
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2.10.3 IGMP IP Multicast Table
This webpage provides information about IGMP membership table and IP multicast table
Figure 2.89 depicts the
IGMP
’s IP Multicast Table webpage
.
The upper table is an IGMP membership table and the lower table is IP
multicast table which contain both static configured IP multicast addresses and dynamically joined IP multicast
addresses
.
The static configured port is manually added by the users, while the dynamically joined port is added
by the managed switch
’
s IGMP snooping feature
.
To get the latest update information on each table please click
on the
Refresh
button
.
Figure 2.89 IGMP's IP Multicast Table Webpage
Figure 2.90 shows examples of IGMP membership table and IP multicast table
.
Note that the display format in
Figure 2.90 is from an early version of managed switch firmware which may have a slightly different display format
from Figure 2.89
These tables are based on the information in the memory of the managed switch
.
The IGMP
membership table contains IP Multicast Address, VLAN ID
)
VID
(
, Joined Port
)
port number
(
and Life Time
.
Note
that the Life Time is in the unit of second
.
The IP multicast table has only IP Multicast Address, VLAN ID
)
VID
(
, and
Joined Port
.
Note that the joined port can be labelled with
)
S
(
or
)
D
(
which refer to as Static Configured or
Dynamically Joined, respectively
.
Figure 2.90 Example of IGMP's IP Multicast Table