Managing Denied IP List
The Denied IPs section has a list of client IPs that were denied access due to breach of denial of service by IP policy. You can delete the IP from the denial list and make it available on client's request.
To manage the denied IP list
1. Click Policies in the title navigation bar.
2. Select Threat protection > Denied IPs.
This displays a list of IP address that are denied from access.
3. Click 
in the Action column so that the specified IP can be made available.