Source-Specific Multicast With Igmpv3, Igmp V3Lite, And Urd; Enabling Ipv4 Pim On Layer 3 Interfaces - Cisco 7604 Configuration Manual
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Configuring IPv4 Multicast Layer 3 Switching
•
•
When you are in configuration mode you can enter EXEC mode commands by entering the do keyword
Note
before the EXEC mode command.
Source-Specific Multicast with IGMPv3, IGMP v3lite, and URD
For complete information and procedures about source-specific multicast with IGMPv3, IGMP v3lite,
and URL Rendezvous Directory (URD), refer to this URL:
http://www.cisco.com/en/US/docs/ios/12_2/ip/configuration/guide/1cfssm.html
Enabling IPv4 Multicast Routing Globally
You must enable IP multicast routing globally before you can enable IP multicast Layer 3 switching on
Layer 3 interfaces.
For complete information and procedures, refer to these publications:
•
•
To enable IP multicast routing globally, perform this task:
Command
Router(config)# ip multicast-routing
Router(config)# no ip multicast-routing
This example shows how to enable multicast routing globally:
Router(config)# ip multicast-routing
Router(config)#
Enabling IPv4 PIM on Layer 3 Interfaces
You must enable PIM on the Layer 3 interfaces before IP multicast Layer 3 switching functions on those
interfaces.
Cisco 7600 Series Router Cisco IOS Software Configuration Guide, Release 12.2SX
28-10
Clearing IPv4 Multicast Layer 3 Switching Statistics, page 28-27
Redundancy for Multicast Traffic, page 28-28
Cisco IOS IP and IP Routing Configuration Guide, Release 12.2, at this URL:
http://www.cisco.com/en/US/docs/ios/12_2/ip/configuration/guide/fipr_c.html
Cisco IOS IP and IP Routing Command Reference, Release 12.1, at this URL:
http://www.cisco.com/en/US/docs/ios/12_2/ipaddr/command/reference/fipras_r.html
Chapter 28
Configuring IPv4 Multicast Layer 3 Switching
Purpose
Enables IP multicast routing globally.
Disables IP multicast routing globally.
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