Packet Tracing - NETGEAR RT338 Reference Manual

Packet Tracing

You can diagnose PPP connection failures using the packet trace feature of the Model RT338
router.
To invoke the packet trace:
Access the internal Manager of the router using a serial or Telnet terminal connection.
1.
If you are tracing an outgoing call, go to Menu 11 (Remote Node Setup) and note which
2.
remote node number, N, corresponds to the location you are calling.
Invoke the Command Interpreter Mode (Menu 24.8).
3.
Clear any existing trace information by entering:
4.
rt338> sys trcl cl
Turn on the trace log by entering:
5.
rt338> sys trcl sw on
Turn on the packet trace by entering:
6.
rt338> sys trcp sw on
Trace the call.
7.
To trace an outgoing call, force the router to dial the remote node by entering:
rt338> dev dial N
(N is the remote node number shown in Menu 11.)
To trace an incoming call, simply wait for the call.
Wait for all progress messages, and then (if necessary) force the router to drop the ISDN
8.
connection by entering:
rt338> dev chan drop [bri0|bri1]
In this command, bri0 refers to B1 and bri1 refers to B2.
Turn off the trace log by entering:
9.
rt338> sys trcl sw off
rt338> sys trcp sw off
Wait for the desired activity, and then display the trace log by entering:
10.
rt338> sys trcl disp
Using the Protocol Analyzer and Trace Tools
Reference Guide for the Model RT338 ISDN Router
E-5