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Cannot hear caller sporadically - several T28
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Yealink_Michael Offline

Posts: 382
Joined: Jul 2015
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Post: #2
RE: Cannot hear caller sporadically - several T28

for this issue, it is suggest to change the handset or the spiral line and try again , if the issue still exist , then it is suggest to upgrade to the last firmware, firmware download link :


firmware number :

a factory reset after upgrade is required ,

if issue still exist , then please send the trace file for future analysis to support@yealink.com

trace file including pcap file, config bin and syslog file , for how to get them , please refer to the FAQ below:
07-21-2015 05:25 AM
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RE: Cannot hear caller sporadically - several T28 - Yealink_Michael - 07-21-2015 05:25 AM

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