Router User's Guide
Table Of Contents
- Contents
- About This Guide
- 1. About the FrameSaver SLV
- 2. User Interface and Basic Operation
- 3. Configuration Procedures
- 4. Configuration Options
- Using the Easy Install Feature
- Using RIP with FrameSaver SLV CSU/DSUs
- Entering System Information and Setting the System Clock
- Setting Up the Modem
- Setting Up Auto-Configuration
- Setting Up Dial Backup
- PVC Backup Over the Network Interface
- Setting Up Back-to-Back Operation
- Configuration Option Tables
- Configuring the Overall System
- Configuring Physical Interfaces
- Assigning Time Slots/Cross Connections
- Configuring Frame Relay for an Interface
- Manually Configuring DLCI Records
- Configuring PVC Connections
- Configuring the IP Path List
- Setting Up Management and Communication Options
- Configuring the Criteria for Automatic Backup
- 5. Configuring the FrameSaver SLV Router
- FrameSaver SLV Router Overview
- IP Routing
- Address Resolution Protocol
- Proxy ARP
- Interface Configuration
- Network Address Translation
- Network Address Port Translation
- Dynamic Host Configuration Protocol Server
- DHCP Relay Agent
- Router Security
- Provisioning the Router Interface
- Configuring the Router Using Terminal Emulation
- 6. Security and Logins
- 7. Operation and Maintenance
- 8. Troubleshooting
- 9. Setting Up OpenLane for FrameSaver Devices and Activating SLM Features
- 10. Setting Up NetScout Manager Plus for FrameSaver Devices
- 11. Setting Up Network Health for FrameSaver Devices
- A. Menu Hierarchy
- B. SNMP MIBs and Traps, and RMON Alarm Defaults
- C. Router CLI Commands, Codes, and Designations
- D. Router Command Line Summaries and Shortcuts
- E. Connectors, Cables, and Pin Assignments
- F. Technical Specifications
- G. Equipment List
- Index

8. Troubleshooting
9128-A2-GB20-80 September 2002
8-17
ISDN DBM Problems
See Table 7-14, Most Recent and Previous Cause Value Messages, in Chapter 7,
Operation and Maintenance
, for additional information about ISDN problems. Last
Cause Value messages appear on the DBM Interface Status screen.
Main Menu
→
Status
→
DBM Interface Status
See
Configuring the ISDN DBM Interface
and
Setting Up ISDN Link Profiles
in
Chapter 4,
Configuration Options
, for more information about ISDN DBM
configuration.
Table 8-4. ISDN DBM Problems
Symptom Possible Cause Solutions
Cannot connect to the
remote unit
Misconfiguration Verify that the link profiles are
correct in both units, both the
area codes and phone or ID
numbers (see
Setting Up ISDN
Link Profiles
in Chapter 4,
Configuration Options
).
For a BRI DBM, verify that the
SPIDs and local area codes
and phone numbers are
correct (see
Configuring the
ISDN DBM Interface
in
Chapter 4,
Configuration
Options
).
Verify that the unit at one end is
configured to originate and the
unit at the other end is
configured to answer a call.
Verify that the ISDN interface is
enabled.
Verify that Auto Backup is
enabled and no time
restrictions apply.
DBM LMI comes up,
but no data is
transferred
Misconfiguration Check that the DLCI numbers are
correct and are the same at both
ends.










