Extreme Networks Summit1 manual 1IP Multicast Routing Configuration Commands, Command Description

CONFIGURING IP MULTICASTING ROUTING

•Enable DVMRP on the router, using the following command: enable dvmrp

Table 11-1describes the commands used to configure IP multicast routing.

Table 11-1:IP Multicast Routing Configuration Commands

Command	Description
enable dvmrp	Enables DVMRP on the switch. The default
	setting is disabled.
enable ipmcforwarding {<vlan <name> all>}	Enables IP multicast forwarding on an IP
	interface. If all is specified, all configured IP
	interfaces are affected. When new IP interfaces
	are added, ipforwarding is disabled by default.
config dvmrp add {vlan <name> all}	Enables DVMRP on an IP interface. When an IP
	interface is created, DVMRP is enabled by
	default.

config dvmrp delete {vlan <name> all}

config dvmrp vlan <name> timer <probe_interval> <neighbor_timeout_interval>

Disables DVMRP on an IP interface.

Configures DVMRP interface timers. Specify the following:

■probe_interval — The amount of time that the switch waits between transmitting DVMRP probe messages. The range is 1 to 4294967296 seconds (136 years). The default setting is 10 seconds.

■neighbor_timeout_interval — The amount of time before a DVMRP neighbor route is declared to be down. The range is 1 to 4294967296 seconds (136 years). The default setting is 35 seconds.

SUMMIT SWITCH INSTALLATION AND USER GUIDE 11-3