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7 voice coding, 8 pstn call setup signaling, 9 mwi (message waiting indication) – ZyXEL Communications P-2602HWLNI User Manual

Page 175

7 voice coding, 8 pstn call setup signaling, 9 mwi (message waiting indication) | ZyXEL Communications P-2602HWLNI User Manual | Page 175 / 496 7 voice coding, 8 pstn call setup signaling, 9 mwi (message waiting indication) | ZyXEL Communications P-2602HWLNI User Manual | Page 175 / 496