TESAS established in 1988, is operating in telecom field as a distributor company. For seven years TESAS has been working as the Regional Value Added Distributor and the support center called TAC (Technical Assistance Center)of Quintum Technologies, Inc (USA) .Quintum has developed a complete line of intelligent Tenor VoIP access switching and gateway solutions that are deployed in enterprise and service provider networks around the world. Other Technology Partners Quintum Technologies(USA) - Quintum has developed a complete line of intelligent Tenor VoIP access switching and gateway solutions that are deployed in enterprise and service provider networks around the world. www.quintum.com NET Technologies(USA) - VX Series allows public and private network operators to leverage the cost savings and functional benefits of unified messaging and unified communications. It's the first first IP telephony platform to offer a Session Border Controller (SBC) that integrates SIP and H.323 call control, interoperability and protocol conversion, SS7/C7 signaling, interactive voice response, TDM/Ethernet media conversion, billing record generation, remote survivability, and secure voice (STU/FNBDT) traffic handling. www.net.com Some of Our Customers ; KoçNET,TellCOM,Meteksan,İŞNET,Borusan Telecom ,DOGAN Telekom,NETONE Note: We have 118 local service agents,in 61 Provinces throughout Turkey Tesaş Telekom ve End.Sist.Tic.AŞ. Bulgurlu Caddesi No: 44 K.Çamlıca – İstanbul Tel: +90 216 325 1532 Fax: +90 216 325 1653 www.iptelservis.com, www.tesas.com