You must to download firmware file of CiscoSystems in the Section Support --> Download Software --> Voice And Unified Commmunications--> IP Telephony--> IP Phones--> 7962G--> Select SCCP--> And Download The Lastest Version. (You must to Have a Valid Account to can Download).
Already donloaded you must to go to CallManager and select in Cisco Unified OS Administration. then you select Software Upgrades menu and Install/Upgrade.
So you must to configure SFTP Server (Commonly Software Cliente SFTP)
Select File to Upgrade (Downloaded file previusly)
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The short answer is that you don't.... That isn't entirely true while at
the same time it kind of is, but for the most part you don't configure
the softkeys. You enable or disable them via TCL. Here is the long
answer. Be sure to read the whole thing or e...
Topology: IP Phone > Switches > Microsoft NPS setup to forward 802.1x
proxy to > ISE 2.1 patch 3 Authentication: EAP-TLS using Cisco MIC SANs
Phone Models 802.1X support? 802.1x flavor Addtl Comment EAP-MD5 EAP-TLS
Cisco 3905 Y Y N Cisco 6911 Y Y N Cisco ...