This is a restriction documented in the release notes: Here is how to upgrade a single phone, or a single phone type when applying a firmware upgrade to CallManager system. Sometimes the patch applies for both 7945 and 7965 and you don't want to reset the entire collection. Franson coordtrans v23 license key.

Cisco Unified IP Phone 7975G, 7965G, 7945G Release Notes for Firmware Release 8.3(2) (SCCP and SIP) Cisco Unified IP Phone 7975G, 7965G, 7945G, 7962G and 7942G Release Notes for Firmware Release 8.4(1) (SCCP and SIP) Cisco Unified IP Phone 7975G, 7965G, 7945G, 7962G and 7942G Release Notes for Firmware Release 8.3(5) (SCCP and SIP). Firmware Version 9.2(1)SR2 for Cisco Unified IP Phone Models 7945G and 7965G. The Session Initiation Protocol (SIP) for the following Cisco Unified IP Phones. Testi dlya pomoschnika mashinista. Download page: http://www.cisco.com/kobayashi/sw-center/sw-voice.shtml.