I am upgrading the phone system from version 14 to 15. Does it matter what firmware Yealink phones starts a or will 3CX upgrade any older firmware instance to its newest version.
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I had updated a Yealink T23G phone to its newest firmware which is 44.80.0.70 and in 3CX it says that...
So we have a ring group that is set to ring all for all the employee's at the front desk. When phone 2 answers a call phones 1,2, and 4 all have missed call messages. We are currently using v.14 but will be upgrading to v.15 soon. Any help on solving this problem would be greatly appreciated.
Hello, So i just got tasked with the project of upgrading our phone system to the newest version. The system is on version 14 but they haven't utilized any new features since version 12.5. I know there has been a lot changes since then and I was wondering what features should I be taking...