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Endstation Can Ping Devices on the Same Segment, but Cannot Ping
the Router ........................................................................................................6-12
Endstation Can Ping Local and Remote Interfaces on the Router,
but Cannot Ping a Remote Station ..................................................................6-14
Troubleshooting RIP ...............................................................................................6-14
Troubleshooting OSPF ...........................................................................................6-15
Troubleshooting IPX ......................................................................................................6-16
Troubleshooting OSI .....................................................................................................6-21
Troubleshooting Switched Services ..............................................................................6-23
Master Cannot Connect to Slave ...........................................................................6-25
Troubleshooting RS-232 Raise DTR Dial Services ................................................6-25
Troubleshooting V.35 Raise DTR Dial (Balanced) ..................................................6-26
Troubleshooting ISDN BRI and PRI .......................................................................6-27
Troubleshooting Other Network Layer Protocols ..........................................................6-30
Chapter 7
Troubleshooting a Site Manager Problem
Site Manager Won’t Start ...............................................................................................7-1
Site Manager Won’t Start on a PC ...........................................................................7-1
Cannot Find File Message .................................................................................7-2
Working Directory or Path Is Invalid Message ...................................................7-3
Unable to Find UDP Port Numbers for SNMP Message ....................................7-3
Site Manager Won’t Start on a UNIX Workstation ...................................................7-3
Unable to Load SNMP MIB or File Was Inaccessible Message ........................7-4
Unable to Run . . . Module Message .................................................................7-4
Cannot Establish a Site Manager Session with the Router ............................................7-5
Using an Alternative Site Manager Workstation to Enable Access ..........................7-5
Using the Technician Interface to Enable Access ....................................................7-6
Cannot Connect Site Manager Running on a PC ....................................................7-7
Cannot Connect Site Manager Running on a UNIX Workstation .............................7-8
Target Does Not Respond (or Similar Message) ......................................................7-9
Cannot Allocate Colormap Message ..............................................................................7-9
UNIX Workstation Generating Core Dumps ...................................................................7-9
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