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
NRGTel is Germany based, most innovative developer and manufacturer of Next Generation (NG) telecommunication equipment. Our expertise is based on 20 yr. knowledge and experience of development and integration of different telec