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Yealink Forums » IP Phone Series » Phone specific topic » T2xP Series » Trouble Upgrading SIP-T22P Firmware

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Trouble Upgrading SIP-T22P Firmware
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James_Yealink Offline
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Post: #5
RE: Trouble Upgrading SIP-T22P Firmware
Hi BurtonD/Abe1048,

Yes, the phone must be reverted by autoprovision.
Please go to setting-> Autoprovision , disable the PNP option, DHCP option, and delete the value in Server URL field.

Regards,
James
(This post was last modified: 10-27-2014 09:13 AM by James_Yealink.)
10-27-2014 09:13 AM
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RE: Trouble Upgrading SIP-T22P Firmware - James_Yealink - 10-27-2014 09:13 AM

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