Administrator's Guide

Appendix B. Troubleshooting
operators require the phone number to start with a "+". Contact your operator to find out
the details about the dial scheme.
A call is established, but there is no voice
• If you use a DMZ Telecommuting Module Type, check on the Surroundings page that
you have separated the clients into correct networks. Clients that can reach each other
without using the Telecommuting Module should be in the same Surroundings network,
and clients that must use the Telecommuting Module to reach each other should be in
different Surroundings networks.
• If you use a DMZ or DMZ/LAN Telecommuting Module Type, check that the firewall
connected to the Telecommuting Module does not block the media. See the chapter titled
Firewall and Client Configuration, for more information about which ports should be
opened in the firewall.
Administration troubleshooting
This section describes problems that can arise when administrating the Telecommuting Mod-
ule.
The Telecommuting Module reverts to the old version
when trying to upgrade
• Check the release note for new error checks, which will make some part of your configu-
ration invalid with the new software version.
The Telecommuting Module is unaccessible for some
time when trying to apply a configuration
There is something in the new configuration that does not allow you to access the web
configuration interface.
• Check the log to see if your access attempts reached the Telecommuting Module.
• Check that the configuration IP address (Configuration Transport on the Access Control
page) is the one you use when trying to access the Telecommuting Module. Note that if
you apply a configuration which changes the configuration IP address, your web browser
will not automatically be redirected to the new IP address.
• Check that configuration traffic is allowed via the interface your web browser is located
behind (Configuration Allowed Via Interface on the Access Control page).
• Check that configuration traffic is allowed from the computer where you run your web
browser (Configuration Computers on the Access Control page).
331