Connectivity Guide

Parameters seconds—Enter the amount of time, in seconds, the router waits before sending a PIM hello packet out
of each PIM-enabled interface, from 2 to 18000.
Default 30 seconds
Command Mode INTERFACE CONFIGURATION
Usage
Information
Use the no form of the command to return the frequency of PIM router query messages to the default
value.
Example
OS10# configure terminal
OS10(config)# interface vlan 1
OS10(conf-if-vl-1)# ip pim query-interval 20
Supported
Releases
10.4.3.0 or later
ip pim rp-address
Configures a static PIM RP address for a group.
Syntax
ip pim [vrf vrf-name] rp-address address {group-address group-address mask}
Parameters
● vrf vrf-name—Enter the keyword vrf, then the name of the VRF.
● rp-address address—Enter the keyword address, then the RP address in dotted-decimal
format (A.B.C.D).
● group-address group-address mask—Enter the keyword group-address, then the group-
address mask in dotted-decimal format (/xx) to assign the group address to the RP.
Default None
Command Mode CONFIGURATION
Usage
Information
First hop routers use this address to send register packets on behalf of the source multicast hosts. The
RP addresses are stored in the order in which they are entered. The RP is chosen based on a longer prefix
match for a group.
Example
OS10# configure terminal
OS10(config)# ip pim rp-address 171.1.1.1 group-address 225.1.1.3/32
Supported
Releases
10.4.3.0 or later
ip pim sparse-mode
Enables PIM sparse mode and IGMP on the interface.
Syntax
ip pim sparse-mode
Parameters None
Default Disabled
Command Mode INTERFACE CONFIGURATION
Usage
Information
Before you enable PIM sparse mode, ensure that:
● Multicast is enabled globally using the ip multicast-routing command.
● The interface is enabled. Use the no shutdown command to enable the interface.
● The interface is in Layer 3 mode. PIM-SM is enabled only on a Layer 3 interface. Before configuring
PIM on the interface, use the no switchport command to change the interface from Layer 2 to
Layer 3 mode.
Use the no form of the command to disable PIM sparse mode.
Multicast 621