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Syn248 Installation and Configuration Guide Back to Contents
Troubleshooting 93
Deskset cannot make or receive phone calls and the Deskset screen displays Synchronizing.
A Syn248 device displays Host Not Found after a user attempts a software upgrade.
The device may have been
configured on another
network.
Power cycle the Deskset by unplugging the
power cord and plugging it back in.
If power cycling does not work, back up your
Deskset and reset to factory defaults.
a. Back up the Deskset. See “Back Up and
Restore Settings” on page 58.
b. Unplug the LAN cable
c. Press the RESET button for at least five
seconds.
d. Restore your settings after the Deskset
restarts.
Probable Cause Corrective Action
Probable Cause Corrective Action
The Deskset may have an
incompatible software
version.
Log on to the WebUI using the IP address of the
Deskset and update the software. See “Updating
Devices” on page 62.
Probable Cause Corrective Action
The user attempted a
software upgrade with no
outside Internet connection.
Ensure you have Internet connectivity and that
your connection to your Internet Service Provider
is operating normally.
Ensure your firewall is not blocking http requests.
Ensure that http requests are not being directed
to a firewall log-in page.
Ensure that your http requests are not being
routed through a proxy server.
94


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