SNC toolbox Ver.1.5.1.0 or later is required to update to this firmware.
Once you update firmware to the latest version, you cannot downgrade firmware to earlier version.
Depending on your environment, it may take up to 45 minutes.
Procedure to enable SSL client authentication is changed.
[Important Notice for Customers in China]
To the customers those who use SIP function(GB/T-28181 compliant) Once you update the firmware to the latest version(Ver. 3.0.0 or later), you will not be able to use SIP function, so please do not update the firmware.