- Plesk 12.5 for Linux
Note: This article has the reference to the issue with the fix available:
"After adding a custom firewall rule allowing all connecntions from a particular IP address, connections from other sources to all services became blocked."
- Plesk 12.5.30 Update 11 16 November 2015 (Linux)
When creating a new rule in Plesk Firewall for particular ports, an additional DROP rule is created. After that, when creating a new rule for the same port, the previous rule is not working.
Bug #PPPM-3499 . It is fixed in Plesk 12.5 MU #11 and Plesk Onyx.
Install the latest microupdates or upgrade to the latest Plesk version .