Vivotek SUPREME use IP FE9582-EHNV User Manual page 18

VIVOTEK
Some, but not all special ASCII characters are supported: !, $, %, -, ., @, ^, _, and ~.
You can use them in the password combination.
2-2. Another prompt will request for the password you just configured. Enter the password and
then you can start configure your camera and see the live view.
18 - User's Manual