yealink t21p need help

[YMCS/YDMP Free Trial Program]Yealink would like to offer Free Trial Program of Yealink device management service for our current eligible customers. You can see the details below.
https://www.yealink.com/ydmp-freetrial-2020

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Karl_Yealink Offline

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Post: #2

RE: yealink t21p need help

The 21.70.18.1 version is a special version.
You can't upgrade this version to global version.

05-05-2016 05:53 AM

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Messages In This Thread

yealink t21p need help - eli1511 - 05-03-2016, 03:35 PM

RE: yealink t21p need help - Karl_Yealink - 05-05-2016 05:53 AM

RE: yealink t21p need help - eli1511 - 05-05-2016, 10:05 PM

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