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E1/T1

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).
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Call Back

Call BackCall-Back is when the initiator of a call immediately calls back for the second time as a response.

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United States FeatureTel

FeatureTel is North Carolina's VoIP Telephone Company for Business. Coming from the Telecommunications industry, the founders of FeatureTel realized that one day - when the time was right - IP Telephony would change everything. Early in 2003, we found th

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