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

Flash on Hold

Putting the call on hold by pressing the “Flash” button; the holding time is not limited. The function could be easily used at the moment when the second call has entered the line. By pressing the hold button the conversation will be set on pause and another call can be answered, finishing which you can return to the one which is on the pause mode.

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