User's Manual
Table Of Contents
- Contents
- About This Guide
- About the FrameSaver DSL Unit
- User Interface and Basic Operation
- Configuration Procedures
- Configuration Options
- Overview
- Using the Easy Install Feature
- Setting Up So the Router Can Receive RIP
- Entering System Information and Setting the System Clock
- Configuration Option Tables
- Configuring the Overall System
- Configuring the Physical Interfaces
- Configuring Frame Relay for the Data Port
- Configuring ATM for the Network Interface
- Configuring Circuit and DLCI Records
- Configuring PVC Connections
- Setting Up Management and Communication Options
- Configuring Node IP Information
- Configuring Management PVCs
- Configuring General SNMP Management
- Configuring Telnet and/or FTP Session Support
- Configuring SNMP NMS Security
- Configuring SNMP Traps
- Configuring the Ethernet Port
- Configuring the Communication Port
- Configuring the COM Port to Support an External Modem
- Security and Logins
- Operation and Maintenance
- FTP Operation
- Troubleshooting
- Setting Up OpenLane for FrameSaver Devices
- Setting Up Network Health for FrameSaver Devices
- Menu Hierarchy
- SNMP MIBs and Traps, and RMON Alarm Defaults
- Connectors, Cables, and Pin Assignments
- Technical Specifications
- Equipment List
- Index

Connectors, Cables, and Pin Assignments
C-5
9783-A2-GB20-00
July 2000
" Procedure
To configure an external modem:
1. Disconnect the asynchronous terminal from the standard cable. See
page C-4 for an illustration of the COM Port connection.
2. Reconnect the crossover cable to the external modem.
3. Enable auto-answer on your modem, and configure it to use the following
LSD, DSR, CTS, RTS, and DTR control leads.
See the table below for AT D0 command strings. Use the following command
string:
AT &C0 &D2 &S0 &R1 \D0 S0=1
AT Command String
To configure the modem to . . .
&C0 Force LSD on.
&D2 Drop the connection when the unit drops DTR.
&S0 Force DSR on.
&R1 Ignore RTS.
\D0 Force CTS on.
S0=1 Automatically answer incoming calls.