E1/T1
A European format for digital transmission. E1 supports signals at 2 Mbps (32 channels at 64Kbps, with 2 channels reserved for signaling and controlling), versus the T1, which carries signals at 1.544 Mbps (24 channels at 64Kbps).
Multiple call arrangement - allows the user to receive several calls simultaneously, even if they came by the same line. This stops the redirection of incoming calls directly to voice mail in case the line is busy or if the user is already involved in an active call.
SpeedVoIP Communication Technology Co.,Ltd
Speedvoip is the professional provider of VoIP anti-blocking (hardware & software), and we have unique Security Solution which helps Wholesaler, ITSP and reseller to bypass VoIP Blockage.
Middle East and Africa are VoIP blocking areas. Your
Top countries:
United States 1294
India 440
United Kingdom 425 Canada 348
Bangladesh 338
China 142
Pakistan 134
Australia 133
Spain 123
Russia 114View all countries