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how can find old firmware for SIP-T20P
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Mmadera Offline
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Post: #3
RE: how can find old firmware for SIP-T20P
http://support.yealink.com/documentFront...19#frnotes
01-12-2016 10:54 PM
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RE: how can find old firmware for SIP-T20P - Mmadera - 01-12-2016 10:54 PM

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