System-Level Troubleshooting - 3Com 3C10402B Administrator's Manual

System-level
Troubleshooting
H3PingIP shows the following information:
Port — The UDP Destination Port
■
Tx — The number of packets transmitted
■
Rx — The number of packets received
■
mS — The delay time, in milliseconds
■
If you ping a device on a subnetwork different than the one on which the
telephone is located, the delay time is greater.
For each symptom listed in
order listed.
WARNING: Before you remove any component, shut down the system
software and then turn off the power to the chassis by removing the
chassis power cord. If the system has two power supplies, remove both
power cords.
Table 80 Troubleshooting Actions
Symptom Possible Cause
Date/time A power surge
display on has corrupted the
telephones is system time.
wrong, either
incorrect date
or shows
random
characters.
Problem with Call
Processor battery.
Your browser No IP connectivity Verify that the computer you are using to run
cannot find
NetSet.
Routing problems If your local IP environment includes a proxy

System-level Troubleshooting

Table 80, perform the suggested actions in the
Suggested Action
If the display shows incorrect date, use NetSet
to reset the system time. If the display shows
random characters, for example, 00; 0 #, you
must:
1 Disconnect power to the chassis that holds
the Call Processor.
2 Wait 60 seconds.
3 Reconnect power to the system.
4 Use NetSet to enter the correct date and
time.
Contact your 3Com NBX Voice - Authorized
Partner.
the browser has network connectivity. See
"Establishing IP Connectivity" in the NBX
Installation Guide.
server, you might need to reconfigure your
browser parameters to ignore the proxy server.
See the online Help for your browser.
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