Restrictions

On the VNC/RFB Profile Editor's 'Restrictions' tab, you can white list or black list the IP addresses which are allowed to connect to the configured application.

OPTION	DESCRIPTION
No restrictions	No restriction over which IP Addresses will be able to connect to the application.
Allow only from these IPs	Allow connections from the listed IP Addresses.
Block connections from these IPs	Block connections from the listed IP Addresses.
Add	Add an IP Address to the list.
Remove	Remove an IP Address from the list.