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Integrator's Reference Manual for Polycom HDX ... - 1 PC Network Inc

Integrator's Reference Manual for Polycom HDX ... - 1 PC Network Inc

Integrator's Reference Manual for Polycom HDX ... - 1 PC Network Inc

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System CommandsFractional PRI T1 or E1. Channel selection should be handled by your PRInetwork administrator.PRI E1 Channel In<strong>for</strong>mation. The PRI Status screen (<strong>for</strong> E1) shows 30channels. However, E1 trunk lines have 32 timeslots, numbered 0 - 31.Timeslot 0 is used <strong>for</strong> framing, and timeslot 16 is used <strong>for</strong> call signaling (the Dchannel). The remaining 30 timeslots are used as bearer (data) channels. In callsignaling between our equipment and the switch, these channels arenumbered 1-15, 17-31. But the PRI Status screen numbers these channelscontiguously in the range 1-30. There<strong>for</strong>e, on the PRI Status screen, channels1-15 control the status of timeslots 1-15, and channels 16-30 control the statusof timeslots 17-31.4 - 179

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