1 transfer - trfr, 2 in-call options – Cortelco 2757 User Manual

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1 transfer - trfr, 2 in-call options | Cortelco 2757 User Manual | Page 28 / 58 1 transfer - trfr, 2 in-call options | Cortelco 2757 User Manual | Page 28 / 58
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