Convert UNIStim Firmware to SIP Firmware on the IP Phone 1140E
75If the upgrade is unsuccessful, seethe chapter "Maintenance and troubleshooting" (page in the section
Download failures.
—End—Convert UNIStim Firmware to SIP Firmware on the IP Phone 1140EThe IP Phone E can be ordered with UNIStim Firmware installed or with SIP Firmware installed. If an IP Phone E is installed with UNIStim
Firmware, it runs with SIP Firmware only if the firmware is converted from
UNIStim to SIP. If the procedure to determine the UNIStim
version number is complete, and, if necessary, the procedure to upgrade the UNIStim
Firmware
is complete, an IP Phone E can be converted from UNIStim
Firmware to SIP Firmware.
Compare the version number to the minimum required UNIStim Firmware version (0625C1H).
UNIStim Firmware version names contain numbers and letters. Use the last three characters in aversion to compare the version of UNIStim on an IP Phone E (0625
C1H) with the minimum required version for the upgrade. Note that C is greater than
C1H and CB is less than
C1H.
The conversion must be performed using TFTP.
WARNINGThe TFTP download and upgrade
of the Flash memory on theIP Phone E may take a significant amount of time (possibly up to 10 minutes. Do not unplug or reboot the IP Phone 1140E
during the process.
The next procedure explains how to download the SIP Firmware from the
Nortel Web site.
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