CEPT E1 G.703 telephony interface

Feature

Specification

Interface

G.703 2048 kbit/s trunk interface

Line code

HDB3 (in zero code suppression) or AMI

Alarm signal capabilities

Loss of frame alignment, out of frame conditions, loss of signaling multiframe alignment and loss of CRC multiframe alignment (red), remote alarm and remote multiframe alarm (yellow), alarm indication signal (AIS)

Counts

Bit error rate, CRC errors, slips, line code violations, far-end block errors

Loopback

Per channel and across channels under software control

Connectors

Two Dialogic® MD1 RJ-45 interfaces that can support up to four 120 ohm RJ-48C trunk connectors (using two dual T1/E1 trunk adapter cables).