4 Carriers Sp. z o.o. Poland
Termination, Call Routing VoIP Solutions, SIP, H.323 Softswitch & CPE, H.323 VoIP Gateway, H.323 Wireless/ GSM VoIP Solutions,
General office
4 Carriers Sp. z o.o.
Aleje Jerozolimskie 42/67
Warsaw
Mazowieckie ,00-024
Poland
Phone: +48 397 77 77
Phone: +48223977777
Contact Person
Piotr Slowinski
Phone: +48223977777
Phone: +48608303030
4 Carriers Sp. z o.o.
Aleje Jerozolimskie 42/67
Warsaw
Mazowieckie ,00-024
Poland
Phone: +48 397 77 77
Phone: +48223977777
Contact Person
Piotr Slowinski
Phone: +48223977777
Phone: +48608303030
- Wholesale VoIP Carrier
- Termination
- Cisco Systems
- another
A modern voice communication SIP protocol is widely used to make calls in the Internet. However, the final subscriber is mostly interested not in the very SIP standard but in the SIP telephony conception based on it.
One one hand, all traditional conveniences for making telephone calls, compatibility with the international subscription base and the procedure of dialing numbers are kept.
FirstVoIP Total VoIP Solutions.
First VoIP was officially formed to formalize the five year long co-operation of a group of IT consultants and companies with a total combined IT experience of over 50 years to provide a complete Internet based telecommunication services to a global marke
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