VIVA offers IP based Converged Communications Solutions. You may contact VIVA for SIP Trunking, IP PBX & PSTN integration, MS OCS & IP PBX integration, Managed VoIP and ''''Secure'''' VoIP.
We are providing A-Z routing. We are providing best call quality in Bangladesh. Also We offer Mobile Dialer and Pc2Phone for all block countries like UAE,KSA,QATAR,LIBYA,OMAN ETC.MSN ID
info@dragontelbd.com.
Mob : +8801740615828