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Deploying the snom ONE IP Telephone System
18
the upgrade. The Maximum Number of Calls setting can also be used see restrict call
activity (see page 49). Configure this setting to
0
so that no new calls can be estab-
lished on the system. To check the status of the system, navigate to Admin > Status >
Graphs. A busy system will show active calls on the system graphs.
Another way to determine how many active calls are on the system is to check the call
list (from the domain settings, click Status > Calls).
Manual Software Upgrades (Windows)
Manual upgrades can be done by replacing the
pbxctrl.exe
file. Before the up-
grade, you might want to make a backup of the working directory in the event you
want to revert to the former software version.
1. Determine the version number of the current software by going to Admin >
Status.
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