SUMMIT SWITCH INSTALLATION AND USER GUIDE 11-3
CONFIGURING IP MULTICASTING ROUTING

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

enable dvmrp

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

Table11-1: 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> | al l} Disables DV MRP on an IP interface.
config dvmrp vlan <name> timer
<probe_interval>
<neighbor_timeout_interval>
Configures DVMRP interface timers. Specify the
following:
■probe_interval — The amount of time that
the switch waits between transmitti ng
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.bk : 11IPMULT.FM Page 3 Thursday, June 18, 1998 9:27 AM