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Joined: Mar 2017
Posts: 6
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OP
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Joined: Mar 2017
Posts: 6 |
When customer hangs up there is a loud squeal when the call is ended either by placing the handset in the receiver or by pressing the speaker button when on speaker.
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Joined: Sep 2004
Posts: 4,127 Likes: 1
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Joined: Sep 2004
Posts: 4,127 Likes: 1 |
Are you using analog trunks? If so be sure to run your calibration.
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