...* [Cách quay lại phần sụn trên điện thoại IP của bạn] (https://www.polycom.com/en/support/knowledge-base/1000065161)
** Hashtags: **
* #IP12PRM13
* #15.1.1
* #Callaudio
* #FirmWareBug
* #Polycom
=======================================
**IP 12 PRM 13 Prm uploaded to 15.1.1 with a call that...
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