Product specifications

CDD-562L/564 Demodulator with IP Module Revision 1
Web Server Interface MN/CDD564L.IOM
8–28
8.2.5.7 IP | IGMP
Figure 8-21. IP | IGMP page
Use the ‘IP | IGMP’ page (Figure 8-21) to facilitate the use of Internet Group M
anagement
Protocol (IGMP) with configured multicast routes.
Demod as Server
• Enable IGMP: Select Yes or No using the drop-down list box. If enabled, the IP Module
responds to IGMP queries for the configured multicast routes on the transmit side and
generates IGMP queries on the receive side.
• IGMP Query Period: Enter a query period value from 1 to 600 seconds into the text box.
• IGMP Maximum Response Time: Enter a response time value that is less than the
IPGM Query Period minus one – from 1 to 598 seconds – into the text box.
• Missed Responses before leaving IGMP Group: Enter the number of desired missed
responses – from 1 to 30 – into the text box.
IGMP Table
This read-only table lists the IGMP Groups that are active on the modem. This includes the Time
to Live for the entry; the State (Idle, Active, or Closing); and the Multicast IP Address.
Once the desired settings have been configured on this page, click [Submit] to save those changes.