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Yealink Forums » IP Phone Series » Phone specific topic » T2xP Series » SIP-T20P Old Firmware doesnt upgrade in auto provisioning

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SIP-T20P Old Firmware doesnt upgrade in auto provisioning
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jcvh Offline
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Post: #6
RE: SIP-T20P Old Firmware doesnt upgrade in auto provisioning
(06-03-2014 07:12 PM)Yealink Support Wrote:  Hi jcvh,

Please use M7 command to downgrade from V71/V72 to V61.

Thanks for your reply! but...

I dont want to downgrade from V72 to V61, i want to upgrade from V61 to V72

Is this an neccesary intermediate step?

Regards!
06-04-2014 12:27 AM
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RE: SIP-T20P Old Firmware doesnt upgrade in auto provisioning - jcvh - 06-04-2014 12:27 AM

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