Shay Zhu
- Total activity 34
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Activity overview
Latest activity by Shay Zhu-
Shay Zhu created an article,
Sectigo's USERTrust RSA CA is not accepted by Yealink Phones in V84 and below versions
Applicability Model: Cloud PBX Firmware Version: Any Symptom 1. Yealink phones can not be provisioned successfully by Cloud PBX although all settings are good. 2. Yealink phones can not get the...
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Shay Zhu created an article,
How to get Snom D735 provisioned by Cloud PBX with and without RPS
Applicability Model: Cloud PBX Firmware version: any 1. First of all, add a device on Cloud PBX and fill the MAC of the Snom D735 correctly. 2. With RPS 1). Save the auto P settings on the C...
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Shay Zhu created an article,
How to Deal with Auto Provisioning Failures in Cloud PBX
Applicability Model: Cloud PBX Firmware version: any Symptom IP phones can not be provisioned by Cloud PBX successfully. Analysis RPS, Redirection, and Provisioning Service is used by Auto-p...
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Shay Zhu created an article,
No Audio or One-audio - SIP Incoming Call Forwarding to External Number via SIP trunk
Applicability Firmware version: 30.11.0.28 or above Model: S-Series PBX, K2, P-Series Call incoming then forward via SIP trunk to an external number. Problem Description Everything works like a ...
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Shay Zhu created an article,
DTMF Detection Failure of TG Gateway - Change the DTMF Detection Mode
Applicability Firmware version: All Model: TGV2、TGV3 Problem Description TG Gateway can not recognize the DTMF sent by the mobile phone when it's using the 3G or 4G network, whereas everything wo...
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Shay Zhu created an article,
Abnormal Call Recording File Names of S-Series VoIP PBX - Special Character * in Called numbers
Applicability Firmware version: Any Model: S-Series Problem Description A few of recording file names of S-Series VoIP PBX are different from the standard format. Analysis The CLI log shows ...
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Shay Zhu created an article,
Remote Grandstream Phone Registrations and Calls Failed - Router Disturbs SIP Packets from PBX to Phones
Applicability Firmware version: Any Model: S-Series Problem Description Remote Grandstream phones GXV3275 and GXV3240 can not keep registered to S-Series PBX and neither do the calls. Analysis 1...
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Shay Zhu created an article,
Understand the Queue Announcement Play Strategy
Overview Queues of Yeastar S-Series PBX are designed to receiving calls in a call center, which integrate rich, powerful and flexible settings. The aim of this article is to explain how the queue ...
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Shay Zhu created an article,
Calls Drop after One Minute - Caused by Extension Max Call Duration(s)
Applicability Firmware version: Any Model: S-Series Problem Description The calls drop exactly in one minute once they establish successfully though the global max call duration(s) is set as 0 wh...
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Shay Zhu created an article,
Calls Drop after 12 Seconds - Abnormal SIP Contact from the other SIP Device
Applicability Firmware version: Any Model: S-Series Problem Description PBX is interconnected with Alcatel OmniPCX PBX by SIP trunk. Incoming call to PBX is working fine, but outbound call fails....