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).
Developed by Edgewater Networks EdgeMarc 250 Series Enterprise Session Border Controller is providing support for SIP trunking and hosted PBX Services.
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