Installing Your Phone
Updating Your Phone Firmware
Cisco Small Business SPA50X and SPA51X Series SIP IP Phone User Guide
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Update the Firmware on the Phone
To update the firmware on the phone:
STEP 1
Download the updated firmware onto your PC.
NOTE
If you are in a VPN connection, you might need to disconnect from the network
before proceeding so that your PC can communicate directly with your phone for
the upgrade.
STEP 2
Run the executable file for the firmware upgrade (for example, double click
spa50x-30x-7-4-9c.exe). A message regarding upgrading your phone displays.
STEP 3
Click
Continue
.
STEP 4
Enter the IP address of your phone and verify the address of your PC.
STEP 5
Click
OK
. The system displays information about your phone firmware and
hardware.
STEP 6
Click
Upgrade
to begin the upgrade.
!
CAUTION
Do not disconnect your phone power until the upgrade is complete (the lights on
your phone are no longer blinking).
STEP 7
Click
OK
to dismiss the status message of the upgrade.