Specifications

4-4
PA-MC-2T3+ Multi-Channel T3 Port Adapter Installation and Configuration
OL-3526-05
Chapter 4 Configuring Unchannelized mode for the Cisco PA-MC-2T3+
Configuring an Unchannelized T3 Link
Configuring the T3 Controller
This section provides procedures and examples for configuring the T3 controller on the PA-MC-2T3+,
and includes information on the following topics:
• Selecting a T3 Controller, page 4-4
• Setting Unchannelized Mode for the T3 Controller, page 4-5
• Setting the Framing Type for the Serial Interface, page 4-6
• Specifying the Cable Length for the Serial Interface, page 4-6
• Setting the Clock Source for the Serial Interface, page 4-6
• Configuring MDL Messages for the Serial Interface, page 4-7
• Examples of MDL Message Configuration, page 4-8
• Configuring Loopback Mode for the Serial Interface, page 4-10
• Configuring the T3 controller to Enable Loopbacks, page 4-11
• Shutting Down the T3 Controller, page 4-12
• Configuring a BER Test on the T3 Controller, page 4-12
• Sending a BER Test Pattern on the T3 Line, page 4-13
• Viewing the Results of a BER Test, page 4-14
• Terminating a BER Test, page 4-16
Selecting a T3 Controller
You must enter the following controller command, before any other configuration commands, to select
the T3 controller you want to configure:
controller T3 interface-processor-slot/port-adapter-slot/T3-port for Cisco 7500 series router
controller T3 chassis-slot/T3-port for Cisco 7200 series router
controller T3 chassis-slot/T3-port for Cisco 7301 series router
controller T3 chassis-slot/T3-port for Cisco 7401ASR router
Examples of selecting the T3 controller follow:
• The example that follows is for a port adapter on a VIP in interface processor slot 1:
Router# configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)# controller T3 1/0/0
Router(config-controller)#
• The example that follows is for a port adapter in slot 1 of the Cisco 7200 series routers:
Router# configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)# controller t3 1/0
Router(config-controller)#