What kind of the power adapter jack can compatible with Yealink IP phone?Below is the
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The post lists  built-in certificates which are imported to Yealink phones as default.Below are
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        Yealink phones support 2 types of Jitter Buffer, fixed and
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When customers use Yealink Phonebook Generation Tool to generate phonebook, they may sometimes get s
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I want to have an account of Yealink support website/forum/ticket. What should I do?Now Yealink supp
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We have often experienced connectivity issues when trying to link remote IP extensions to an IP-PBX
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Sometimes, when there is a failed call, phone LCD will show “Q.850; cause=xx”, Customer want to know
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I have a yealink phone, I want to erase sip account on my phone. Is it possible? I can’t find any re
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When putting someone on hold, sometimes users may forget they are still on a call and keep the other
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Usually the LCD screen of IP phone may prompt the message “Allow Remote Control?”, just as below scr
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