how can find old firmware for SIP-T20P

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Threaded Mode \| Linear Mode how can find old firmware for SIP-T20P
Author	Message

zman

Junior Member

Posts: 1

Joined: Jan 2016

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Post: #1

how can find old firmware for SIP-T20P

Hi
how can find old firmware for SIP-T20P.
my firmware is 9.70.0.140
and i want to upgrade to this time

01-09-2016 05:42 PM

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Messages In This Thread

how can find old firmware for SIP-T20P - zman - 01-09-2016 05:42 PM

RE: how can find old firmware for SIP-T20P - Klaus_Yealink - 01-12-2016, 06:38 AM

RE: how can find old firmware for SIP-T20P - Mmadera - 01-12-2016, 10:54 PM

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