Cisco Cisco IOS Software Release 15.0(1)M

Purpose

Command or Action

Configures an interface type and enters interface configuration
mode.

interface type number

Example:

Router(config)# interface ethernet 0

Step 4

• The type argument is the type of interface to be configured.

• The number argument is the port, connector, or interface card

number. The numbers are assigned at the factory at the time
of installation or when added to a system, and can be
displayed with the show interfacescommand.

Enables distributed switching on the RSP.

ip route-cache distributed

Step 5

Example:

Router(config-if)# ip route-cache
distributed

This step is required on the RSP platform
only.

Note

Enables MDS on the interface.

ip mroute-cache distributed

Step 6

Example:

Router(config-if)# ip mroute-cache
distributed

For Cisco 7500 series routers, this keyword is optional; if it is
omitted, fast switching occurs. For Cisco 12000 series, this
keyword is required because the Cisco 12000 series does only
distributed switching.

Repeat Steps 4 through 6 for each interface that
you want to perform MDS.

Step 7

Exits to privileged EXEC mode.

end

Example:

Router(config-if)# end

Step 8

Maintaining Multicast Distributed Switching

Maintaining Multicast Distributed Switching on the Line Card

Perform the following task to maintain MDS on the line card.

Procedure

Purpose

Command or Action

Enables privileged EXEC mode.

enable

Step 1

Example:

Router> enable

• Enter your password if prompted.