CDM-570/570L Satellite Modem with Optional IP Module Revision 4
IP Module - CLI and Telnet Operation MN/CDM570L.IOM

17.2.5.1 IGMP Information Page

The IGMP information page is activated from the Protocol Configuration page.
The IGMP Information page allows a user to view the IGMP clients that are actively
listening to content being provided by the IP Module. It also allows the user to determine
how the Ethernet Interface is configured either to receive requests to join IGMP groups or
announce groups for others to join.
The IGMP Information page contains the following options/fields:
Menu Options/Fields Entry Description
IGMP Read
Only Read only showing IGMP status (Enabled or Disabled).
View IGMP Table V This table reports the content that clients have
subscribed to the IP Module using the IGMP protocol.
This allows a user to determine which services a re
being used and the minimum time before a service will
be terminated.
CDM-IP as Server:
IGMP query period Q The IGMP protocol requests that a server periodically
publish to users on the LAN the Multicast IP Addresses
that it can service. The IGMP query period defines the
time interval (in seconds) between each of these
queries for membership.
CDM-IP as Server:
IGMP max. response time R The IGMP max response time defines the time interval
(in seconds) t hat the IP Module should wait before it
assumes that no parties are interested i n the content
published via an IGMP query. This option is expre s sed
in seconds, and the max response time that is
accepted by the IP Module is 25 seconds.
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