Step::1 Login to WHM root
Step::2 Navigate to the “Plugins” section
Step::3 Now click over “ConfigServer & Firewall”
Step::4 In the ConfigServer & Firewall dashboard, click over csf tab
Step::5 Next tap on “Flush All Blocks” in “csf” section
In this way you will successfully remove all blocked IPs in ConfigServer Firewall.
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