Extreme Networks Summit1 - Manual (Page 172)

11-4 S UMMIT S WITCH I NSTALLATION AND U SER G UIDE
IP M ULTICAST R OUTING
Table 11-2 describes the command used to configure the Internet Gateway Message
Protocol (IGMP).
config dvmrp timer <route_report_interval>
<route_replacement_time> Configures the global DVMRP timers. Specify
the following:
■ route_report_interval — The amount
of time the switch waits between transmitting
periodic route report packets. The range is 1
to 4294967296 seconds (136 years). The
default setting is 60 seconds.
■ route_replacement_time — The
hold-down time before a new route is
learned, once the previous route has been
deleted. The range is 1 to 4294967296
seconds (136 years). The default setting is
140 seconds.
config ipmc cache timeout <seconds> Configures the aging time for IP multicast cache
entries. The default setting is 300 seconds.
Table 11-2: IGMP Configuration Commands
Command Description
enable igmp {vlan <name> | all} Enables IGMP on a router interface. The default
setting is enabled.
enable igmp snooping {vlan <name> | all} Enables IGMP snooping. The default setting is
disabled.
Table 11-1: IP Multicast Routing Configuration Commands (continued)
Command Description
Summit.bk : 11IPMULT.FM Page 4 Thursday, June 18, 1998 9:27 AM