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8.1 Troubleshooting
If you still have difficulties after following the instructions in this section, disconnect the unit from the AC outlet,
then connect the AC adaptor again. If using PoE, disconnect the LAN cable, then connect the LAN cable again.
General Use
Problem
Cause/Solution
I cannot hear a dial tone.
•
Network settings may not be correct.
•
Many installation issues can be resolved by resetting all
the equipment. First, shut down your modem, router, hub,
unit, and PC. Then turn the devices back on, one at a time,
in this order: modem, router, hub, unit, PC.
•
If you cannot access Internet Web pages using your PC,
check to see if your phone system is having connection
issues in your area.
•
Check the VoIP status in the Web user interface and
confirm that each line is registered properly (
®
see
check the setting status in the Web user interface
this section).
•
Check that the SIP server address, URLs of the
configuration files, encryption key, and other required
settings are correct.
•
Check the firewall and port forwarding settings on the
router (
®
).
•
For details about the settings, consult your network
administrator or phone system dealer.
The unit will not start up correctly.
•
Web user interface settings or configuration file settings
may not be correct. Perform the following procedure to
initialize the settings, and then reconfigure the unit
correctly.
1.
Press
Setup
.
2.
Press
[#][1][3][6]
.
3.
Press
[ ]
or
[ ]
to select "
IP Reset
", and then press
[ENTER]
.
4.
Press
[ ]
or
[ ]
to select "
Yes
", and then press
[ENTER]
.
5.
Press
[ ]
or
[ ]
to select "
Yes
", and then press
[ENTER]
.
After performing IP Reset, the unit will restart
automatically.
Note
•
If settings were not initialized after performing this
procedure, consult your phone system dealer.
288
Administrator Guide
Document Version 2012-06
8.1 Troubleshooting
Summary of Contents for KX-UT248-B
Page 32: ...32 Administrator Guide Document Version 2012 06 1 2 2 Firmware Update ...
Page 282: ...282 Administrator Guide Document Version 2012 06 6 3 1 Flexible Button Settings ...
Page 286: ...286 Administrator Guide Document Version 2012 06 7 4 Local Firmware Update ...
Page 292: ...292 Administrator Guide Document Version 2012 06 8 1 Troubleshooting ...
Page 293: ...Section 9 Appendix Document Version 2012 06 Administrator Guide 293 ...
Page 297: ...Index Document Version 2012 06 Administrator Guide 297 ...
Page 305: ...Document Version 2012 06 Administrator Guide 305 Notes ...