Version 7.2  863  Mediant 800B Gateway & E-SBC 
 
User's Manual   48. License Key 
then select the file to load to the device; the Apply New License Key button appears. 
The License Key page uses color-coded icons to indicate the changes between the 
previous License Key and the newly loaded License Key (for more information, see 
Installing License Key through Web Interface on page 864). 
 
 
Note: If want to cancel installation, reset the device without a save to flash. For more 
information, see Resetting the Device 821. 
 
4.  Click Apply New License Key; the following appears: 
 
5.  Click one of the following buttons: 
•  Hitless Upgrade: Installs the License Key without affecting traffic by employing 
the HA switchover mechanism. When you click the button, the process starts and 
a message box is displayed indicating the installation progress: 
Figure  48-10: Hitless License Key Upgrade - Progress 
 
When installation completes, the following message box appears: 
Figure  48-11: Hitless License Upgrade Successfully Completed