Abacus Computer Servcies, Inc Germany

Fax, SMS, Callback, Callthru, SIP-Calling worldwide.
Installation and maintenance of easy to complex Asterisk servers. Hosting of Asterisk Servers.

Founded in 1999, our company offers all service around fax, sms, callback, voip and sip for retail and wholesale

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General office

Abacus Computer Servcies, Inc
Karlsruhe

Germany

A-Z Termination
did numbers provider
Internet Fax Service Provider
Internet Telephony Service Provider
Internet VoIP and Video Conferencing Service Provider
Mobile VoIP
Network Service Provider
Voip Termination ISP
Wholesale VoIP Carrier

Call Back
Call Relay VoIP Solutions
Call Routing VoIP Solutions
Consultancy Services
Fax To Fax
Installation and Support Services
Partnering for Origination and Termination
PC to Phone
Phone To PC
Phone To Phone
Sip Trunking
SIP VoIP Gateway
System Integration
Termination
Web Call
Web To Phone

Asterisk

Not data

Ding Communications

NRGtel

Providers in database: 6433

Intercom Paging

Some telephones, depending on the brand and model, have the intercom function, which allows to begin communication by sending the signal. When the signal comes, the telephone set rings a signal different from the standard ring tone call. After that the telephone temporarily switches off from the telephone line and works as an intercom.

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