Command Line Reference Guide

918 | Multicast
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ip multicast-routing
c e s
Enable IP multicast forwarding.
Syntax
ip multicast-routing
To disable multicast forwarding, enter no ip multicast-routing.
Defaults
Disabled
Command Modes
CONFIGURATION
Command
History
Usage
Information
You must enter this command to enable multicast on the E-Series.
After you enable multicast, you can enable IGMP and PIM on an interface. In the INTERFACE mode,
enter the ip pim sparse-mode command to enable IGMP and PIM on the interface.
Related
Commands
ip multicast-limit
c e s
Use this feature to limit the number of multicast entries on the system.
Syntax
ip multicast-limit limit
Parameters
Defaults
As above
Command Modes
CONFIGURATION
Command
History
Usage
Information
This features allows the user to limit the number of multicast entries on the system. This number is the
sum total of all the multicast entries on all line cards in the system. On each line card, the multicast
module will only install the maximum possible number of entries, depending on the configured CAM
profile.
E-Series legacy command
ip pim sparse-mode Enable IGMP and PIM on an interface.
limit
Enter the desired maximum number of multicast entries on the system.
E-Series Range: 1 to 50000
E-Series Default: 15000
C-Series Range: 1 to 10000
C-Series Default: 4000
S-Series Range: 1 to 2000
S-Series Default: 400
Version 7.8.1.0 Introduced on C-Series
Version 7.6.1.0 Introduced on E-Series