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Cisco IOS Software Configuration for the 1-Port
Channelized OC-12/STM-4 (DS3) Line Card
This document describes the software configuration procedure for the 1-port channelized OC-12/STM-4
(DS3) line card on the Cisco 12000 Series Router. This line card is sometimes referred to as the
Channelized OC-12 to DS3 line card or the OC12-DS3 line card.
Feature History for the 1-Port Channelized OC-12/STM-4 (DS3)
Release Modification
11.2(19)GS4 This feature was introduced.
12.0(8)S This feature was
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card Prerequisites for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card Prerequisites for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card The Cisco 12000 Series Router must have at least one clock and scheduler card (CSC) installed that provides a one-quarter bandwidth to support the requirements of the 1-port channelized OC-12/STM-4 (DS3) line card. Information About the 1-Port Channelized OC-12/S
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card How to Configure the 1-Port Channelized OC-12/STM-4 (DS3) Line Card (Remainder of displayed text omitted from example) Table 1 shows the default OC-12 controller configuration of a 1-port channelized OC-12/STM-4 (DS3) line card in a Cisco 12000 Series Router. In controller configuration mode, select an OC-12 controller for configuration using the controller oc12 slot/port command. Table 1 1-Port Ch
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card How to Configure the 1-Port Channelized OC-12/STM-4 (DS3) Line Card Configuring the DS3 Serial Interface After you verify the OC-12 controller configuration, you can configure the associated DS3 channel and serial interfaces on the OC-12 controller. Be prepared with the information you will need, such as the interface IP address. The following sections describe how to enable an interface and specify
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card How to Configure the 1-Port Channelized OC-12/STM-4 (DS3) Line Card The prompt changes to interface configuration mode. The following example is for a 1-port channelized OC-12/STM-4 (DS3) line card in chassis slot 1: Router(config)# interface serial 1/0:1 Router(config-if)# Step 4 Specify framing by selecting the framing c-bit serial interface configuration command: Router(config-if)# framing c-bit S
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card How to Configure the 1-Port Channelized OC-12/STM-4 (DS3) Line Card You can connect the local (near-end) DS3 port to the remote (far-end) DS3 port using a third-party DSU. Then use the telnet command from the local DS3 port to communicate with the remote DS3 port to verify the DSU mode settings. If necessary, change the DSU mode settings on the local DS3 port to match the DSU mode settings on the r
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card How to Configure the 1-Port Channelized OC-12/STM-4 (DS3) Line Card The Cisco Remote Connection Management feature uses two Cisco-proprietary DS3 C-bit parity Far-End Alarm and Control (FEAC) messages that are not used in the American National Standards Institute (ANSI) standard. Table 4 explains the commands that generate the FEAC messages. Table 4 Far-End Alarm and Control Messages Confirmation Me
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card How to Configure the 1-Port Channelized OC-12/STM-4 (DS3) Line Card Enabling Payload Scrambling Payload (data) scrambling converts the data received by the local or remote DS3 ports from any of the three supported third-party DSU vendor modes (Digital-Link, Kentrox, and Larscom) as well as the default, Cisco mode. To enable payload scrambling on the local and remote DS3 ports, you must enter the sc
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card How to Configure the 1-Port Channelized OC-12/STM-4 (DS3) Line Card Last clearing of "show interface" counters 1d16h Queueing strategy: fifo Output queue 0/40, 0 drops; input queue 0/75, 0 drops 5 minute input rate 0 bits/sec, 0 packets/sec 5 minute output rate 0 bits/sec, 0 packets/sec 18617 packets input, 1537679 bytes, 0 no buffer Received 0 broadcasts, 0 runts, 0 giants, 0 thro
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card How to Configure the 1-Port Channelized OC-12/STM-4 (DS3) Line Card – show controllers oc12 slot/port:channel# Verify the Cisco Remote Connection Management configuration by entering the show controllers oc12 slot/port:channel# command, as shown in the following example: Router# show controllers oc12 1/0:1 Controller OC12 1/0, interface Serial1/0:1 (DS3 channel 1) cdb = 0x616BED10, base_hwidb = 0x61
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card How to Configure the 1-Port Channelized OC-12/STM-4 (DS3) Line Card FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF ................ FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF ................ Router � Use the show protocols command to display the global (system-wide) and interface-specific status of any configured Level 3 protocol. � Use the show running-config command to display t
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card How to Configure the 1-Port Channelized OC-12/STM-4 (DS3) Line Card Using Loopback Commands The 1-port channelized OC-12/STM-4 (DS3) line card supports loopback modes for both the OC-12 controller and for each of the associated DS3 channels. Specify the loopback mode by entering one of the loopback interface configuration commands shown in Table 5. Use the no form of this command to restore the def
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card How to Configure the 1-Port Channelized OC-12/STM-4 (DS3) Line Card � Line—This loopback mode loops data from the receive path to the transmit path at the mux/demux part on the line card, returning all received data at the OC-12 level to the far end. In controller configuration mode, set the loopback mode to line, using the [no] loopback [internal | line] configuration command: Router(config-contro
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card How to Configure the 1-Port Channelized OC-12/STM-4 (DS3) Line Card set to internal on the local OC-12 controller in slot 1 with IP address 10.0.0.2. Clock source is set to line on the remote OC-12 controller in slot 1 with IP address 11.0.0.1. A BERT pattern is entered between local serial port 8/1 and remote serial port 5/1: clock source internal----------clock source line no keepalive------------
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card How to Configure the 1-Port Channelized OC-12/STM-4 (DS3) Line Card Entering Errors in BER Tests To insert intentional errors into the BER test stream, use the following command syntax: bert errors [no-of-errors], where the no-of-errors default is 1 and the range is 1 to 255, inclusive. The following example shows the command used to insert five errors into the current BER test stream that is runni
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card How to Configure the 1-Port Channelized OC-12/STM-4 (DS3) Line Card The following example shows the information of a BER test that is still in progress: Router# show controller OC12 1/0:1 bert Interface Serial1/0:1 (DS3 port 1) BERT information: State :enabled (sync'd) Pattern :2^23 Interval :10 minutes Time remaining :00:01:44 Total errors :0 Time this s
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card Configuration Examples for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card Table 8 BER Test Display Fields (continued) BERT Information Explanation Time remaining Can be any value from 1 second to the interval provided, formatted as hh:mm:ss. Total errors The total number of errors encountered while the hardware is synchronized. Time this synchronization If the hardware is currently synchronized,
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card Configuration Examples for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card Figure 2 1-Port Channelized OC-12/STM-4 (DS3) Line Card Interoperability Diagram Cisco 7500 HSSI DigitalLink DSU Larscom Kentrox Sonet Ring Channel #1 OC-12 ADM CHOC12 to DS3 ADM #5 Cisco 12000 DS3 ADM PA-T3 Cisco 7200 Channel 1 (1/0:1) Channel 5 (1/0:5) ADM Add Drop Multiplexer DSU Data Service Unit CHOC12 to DS3 PA-T3 T3 S
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card Additional References Additional References The following sections provide references related to the 1-port channelized OC-12/STM-4 (DS3) line card. Related Documents Related Topic Document Title Hardware installation Channelized and Electrical Interface Line Card Installation and Configuration Software configuration commands � Software Configuration Guide for the Cisco 12000 Series Internet Router
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Cisco IOS Software Configuration for the 1-Port Channelized OC-12/STM-4 (DS3) Line Card Additional References Cisco IOS Release 12.0(8)S 20
