16
1.) By selecting the voicemail key
on the device.
2.) By dialling the extension, assigned on the service site for accessing voicemail.
On the administration portal, you can also set up for voicemail messages to be emailed to
you; please refer to the administration portal manual.
4. IP address
4.1. How can I find the telephone’s IP address?
1.) Press the navigation button downwards, to access the settings.
2.) Using the navigation keys, under item 3 select “Maintenance”.
3.) Under item 1, select “System information” and the telephone’s IP and MAC address are
displayed.
The telephone’s IP address is required to configure the CTI client for example.
E. Where can you find help with your telephone system?
You can use various sources for help concerning your issues. Please use them in the order suggested
here:
Telefónica Germany
GmbH & Co. OHG
Georg-Brauchle-Ring 50
80992 München
24h-Hotline: +49 800 22 111 22
Benefit from numerous advantages with o2 Business now.
Discover our individual offers, solutions and services that are
tailored to your specific needs - ideal for large and medium-sized
companies.
admin.digitalphone.o2business.de
Here you can manage your extensions, virtual faxes and services
(e.g. conference rooms). Also you can create new devices and
edit existing ones.
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Use our live chat exclusively
You can reach our chat:
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