Page 1: Table Of Contents
Product Documentation Online Package Checklist Installation Requirements Cables You May Need to Order Differences Between 7112 and 7123 DSU/CSUs Installing the Power Supply and Cord Connecting to an Asynchronous Terminal or PC Verifying that Self-Test Passed Connecting to the Ethernet LAN...
Page 2: Product Documentation Online
Make sure you have: A dedicated, grounded power outlet that is protected by a circuit breaker within 6 feet of the 7123 DSU/CSU A clean, well-lit, and ventilated site that is free from environmental extremes One-to-two feet of clearance for cable connections...
Page 3: Cables You May Need To Order
See the User’s Guide for additional information on: Troubleshooting Connectors, Cables, and Pin Assignments Technical Specifications Cables You May Need to Order If connecting to . . . T1 line interface/ connector For use in Canada. Equipment with V.35 interfaces, MS34 connectors Asynchronous terminal or PC with an...
Page 4: Differences Between 7112 And 7123 Dsu/Csus
Differences Between 7112 and 7123 DSU/CSUs If you have both models in your network, you should be aware that the 7112 DSU/CSU and 7123 DSU/CSU provide the same basic functions, but are based on different hardware platforms. The following table shows the major differences.
Page 5: Installing The Power Supply And Cord
1. Insert the power cord’s plug into the POWER jack. Grounded Power Outlet POWER 7123 SNMP DSU/CSU System FT1/T1 2. Plug the power supply into the grounded power outlet and check the LEDs. If any LEDs light, you have power. If not, refer to Troubleshooting in the User’s Guide for possible explanations.
Page 6: Connecting To An Asynchronous Terminal Or Pc
— Parity: none — Stop bit: 1 — Flow Control: none 2. Insert the DB25 end of the EIA-232 cable into the 7123 DSU/CSU’s COM port. Port POWER 3. Insert the other end of the cable into the terminal or PC.
Page 7: Connecting To The Ethernet Lan
Connecting to the Ethernet LAN Procedure 1. Insert one 8-pin connector of the Ethernet cable into the Ethernet port. 2. Insert the other end of the cable into the Ethernet interface of the LAN where the NMS resides. ETHERNET POWER 3.
Page 8: Connecting To The Dte
Connecting to the DTE Procedure 1. Connect one end of the DTE’s cable to the user data port. 2. Plug the other end of the cable into the DTE. 3. Tighten the screws on each side of the connector to secure the cable. ETHERNET POWER 4.
Page 9: Connecting To The Network
Connecting to the Network Procedure 1. Insert the 8-pin connector of the RJ48C network cable into the network interface. 2. Insert the other end of the cable into the RJ48C modular jack. ETHERNET POWER 3. Verify that the Network signal (SIG) LED is green. If so, the network interface is set up correctly and is operational.
Page 10: Front Panel Leds
Front Panel LEDs The 7123 SNMP DSU/CSU’s faceplate includes LEDs (light-emitting diodes) that provide status on the unit and its interfaces. Check the LEDs when you have completed cabling the DSU/CSU. 7123 SNMP DSU/CSU System Network Port FT1/T1 01-17031 See the following table on page 11 for an explanation of front panel LEDs.
Page 11 Label Indication System Power and Operational Status Operational Alarm (Fail) TEST Test Mode Network Signal Out of Frame Alarm Port Transmitted Data Received Data Request to Send Green Data Terminal Ready Color What It Means Green ON – DSU/CSU has power and it is operational.
Page 12: A Quick Guide To Configuration
A Quick Guide to Configuration The 7123 DSU/CSU should operate using the default (factory-set) configuration options, with exception to the changes specified in these installation instructions. Refer to the following table for help in navigating through the menus. Press the . . .
Page 13: Minimal Configuration
8. Select the Time Slot Assignment menu, then select Sync Data Port Assignments. Assign the user data port to network interface time slots. 9. Press Ctrl-a, s, and Enter to Save the configuration. The 7123 DSU/CSU installation is complete. Configuration Options on page 15. For a full description of...
Page 14: Configuring Snmp Trap Managers And Traps
Configuring SNMP Trap Managers and Traps Once the 7123 DSU/CSU is connected to the network, SNMP trap managers and SNMP traps can be configured. Procedure To enter SNMP managers and configure traps: 1. Select SNMP Traps. Main Menu Configuration SNMP Traps 2.
Page 15: Configuration Options
Configuration Options General Select System Options, then General to configure a timeout period and duration for user-initiated loopbacks and pattern tests, and a primary clock source for the system. General Configuration Option Test Timeout Test Duration (min) Primary Clock Source Network Select Network, then Physical to configure physical characteristics for the T1 network interface.
Page 16 Data Ports Select Data Ports, then Physical to configure physical characteristics for the user data port, which is connected to a DTE. Data Ports Configuration Option Port Base Rate (Kbps) Invert Transmit Clock Transmit Clock Source Monitor RTS (Control) Monitor DTR Port (DTE) Initiated Loopback Network Initiated Data Channel Loopback...
Page 17 General SNMP Management (Management and Communication Options) Select General SNMP Management to configure the 7123 DSU/CSU so it can be managed as an SNMP agent. General SNMP Management Configuration Option SNMP Management Community Name 1 Name 1 Access Community Name 2...
Page 18 SNMP Traps (Management and Communication Options) Select SNMP Traps to configure desired SNMP traps and dialing out when SNMP traps occur. SNMP Traps Configuration Option SNMP Traps Number of Trap Managers NMS n IP Address Initial Route Destination General Traps Enterprise Specific Traps Link Traps Link Traps Interfaces...
Page 19 Communication Port (Management and Communication Options) Select Communication Port to configure the unit’s COM port. Communication Port Configuration Option Port Use When Port Use is set to Terminal: Data Rate (Kbps) Character Length Parity Stop Bits Ignore Control Leads Login Required Port Access Level Inactivity Timeout Disconnect Time (Minutes)
Page 20: Important Safety Instructions
Important Safety Instructions 1. Read and follow all warning notices and instructions marked on the product or included in the manual. 2. Slots and openings in the cabinet are provided for ventilation. To ensure reliable operation of the product and to protect it from overheating, these slots and openings must not be blocked or covered.
Page 21 UNITED STATES – EMI NOTICE: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
Page 22: United States
9/17/2001 Paradyne Corporation, located at the above address, hereby certifies that the Paradyne Model Number 7123-AX-XXX, bearing labeling identification number AW2USA-34999-DD-N complies with: the Federal Communications Commission's (“FCC”) Rules and Regulations 47 CFR Part 68 and the Administrative Council on Terminal Attachments (“ACTA”)-adopted technical criteria TIA/EIA/IS-968,...
Page 23 Make the T1 network connection using a Universal Service Order Code (USOC) type RJ48C jack. Specify both the Service Order Code 6.0F, as well as the proper Facility Interface Code, to the telephone company when ordering the T1 line. The T1 equipment can be configured to support any of the framing format and line signaling techniques shown in the table below.
Page 24: Warranty, Sales, Service, And Training Information
Trademarks All products and services mentioned herein are the trademarks, service marks, registered trademarks, or registered service marks of their respective owners. Copyright © 2001 Paradyne Corporation. Printed in U.S.A. Warranty, Sales, Service, and Training " *7123-A2-GN10-00*...

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