1. Voice and IP Convergence forFuture-proof Communicatoin Platform 2. www.vctel.com 3. All the functionality from the pastwithpower of thefuture= VoIP+Apps+LDKIn the fast…
1. Điện thoại tổngVoice and IP Convergence forFuture-proof Communicatoin Platform 2. www.vctel.com 3. All the functionality from the pastwith power of the future =…