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Frequently asked questions

All about the telephone

If you are looking for information about the usage of your telephone. more to: All about the telephone

VoIP

You will find usefull information about your account and usage of the VoIP system here. more to: VoIP

FAX

Looking for information about how to send or receive a fax ? Take a look here. more to: FAX

Cisco Jabber

If you have questions about the jabber client, you will may find answers here. more to: Cisco Jabber

Faults and defects

You might get help here if your telephone is broken or technically disrupted more to: Faults and defects

Zusatzinformationen / Extras

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Auxiliary Functions

Contact

VoIP Service Hotline
ZECM Building E-N
Einsteinufer 17
10587 Berlin
+49 30 314 15015