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Chapter 39 PIM Commands (License Required)
The Protocol Independent Multicast (PIM) protocol is multicast routing protocol which uses unicast
routing information to perform the multicast forwarding function in the three-layer network. PIM can
operate in dense mode or sparse mode.
ip multicast-routing
Description
The ip multicast-routing command is used to enable ip multicast routing
function. To disable the ip multicast routing function and delete all the multicast
routing entries, please use no ip multicast-routing command.
Syntax
ip multicast-routing
no ip multicast-routing
Command Mode
Global Configuration Mode
Example
Enable the IP multicast routing function globally:
T2700G-28TQ(config)#ip multicast-routing
ip pim
Description
The ip pim command is used to enable PIM function on the specified interface.
To disable the PIM function on this interface, please use no ip pim command.
Syntax
ip pim {dense-mode | sparse-mode}
no ip pim [dense-mode | sparse-mode]
Parameter
dense-mode —— enable PIM with dense mode on the specified interface.
sparse-mode —— enable PIM with sparse mode on the specified interface.