Chapter 4 Configuring the Cisco 3825 Mobile Wireless Edge Router in a RAN-O Solution with the Command-Line

Configuration Sequence

port—Specifies the port on the VWIC/HWIC previously assigned to the AIM for ATM card (Step 3 of the “Configuring UMTS Links” procedure on page 4-24).

For example, the following command configures the VWIC/HWIC in logical slot 0 (physical slot 0) port

1 located on the motherboard of the Cisco 3825 router to be used for ATM traffic:

Router(config)# interface ATM0/2/0

Router(config-if)#

Step 7 Disable the IP address configuration for the physical layer interface. This and other protocol parameters should be configured on the IMA interface.

Router(config-if)# no ip address

Step 8 Disable the Interim Local Management Interface (ILMI) keepalive parameters.

Router(config-if)#no atm ilmi-keepalive

Step 9 Specify the link that is included in an IMA group.

Router(config-if)# ima-groupgroup-number

Where group-numberspecifies the group number of the IMA group.

For example, the following command specifies the group number of the IMA group as 0:

Router(config-if)# ima-group 0

Step 10 Randomize the ATM cell payload frames.

Router(config-if)# scrambling-payload

Step 11 Specify the slot location and port of IMA interface group.

Router(config-if)# interface ATMslot/IMA<group-number>

Where:

slot—Specifies the slot location of the ATM IMA port adapter.

group-number—Specifies the group number of the IMA group.

For example, the following command specifies the slot number as 0 and the group number as 0:

Router(config-if)# interface ATM0/IMA0

Note Should you desire, the optional ima group-idcommand can be used to explicitly configure the IMA Group ID for the IMA interface. You cannot configure the same IMA Group ID on two different IMA interfaces; therefore, if you configure an IMA Group ID with the system-selected default ID already configured on an IMA interface, the system toggles the IMA interface to make the user-configured IMA Group ID the effective IMA Group ID. At the same, the system toggles the original IMA interface to select a different IMA Group ID.

Step 12 Create an ATM path on the UMTS Iub interface, enter the following command:

Router(config-if)# atm umts-iub

Step 13 Disable the ILMI keepalive parameters.

Router(config-if)#no atm ilmi-keepalive

 

 

 

Step 14 Create an ATM PVC:

 

 

 

Router(config-if)# pvc [name] vpi/vci [qsaal]

 

 

 

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Cisco Systems 3825 manual Disable the Ilmi keepalive parameters, Routerconfig# interface ATM0/2/0