New csf v5.21

Changes:

  • Added port 500 to DROP_NOLOG for new installations
  • Corrected the LF_APACHE_404 lfd log line output
  • Added startup failure on invalid PORTFLOOD settings
  • Make csf.pignore item selector case-insensitive (e.g. exe: and EXE: )
  • All user: item selector examples removed from the default csf.pignore for all new installations (e.g. user:mailman). csf.pignore examples for some common processes can be found here:http://forum.configserver.com/viewtopic.php?f=6&t=2059
  • Updated DA and GENERIC default csf.pignore files for new installations
  • csf UI Firewall Configuration virtual pagination improvements
  • Updated Sanity checks for settings in csf.conf
  • Modified Sanity checks for settings in csf.conf to always show the recommended range in the UI
  • Set LF_GLOBAL to 0 instead of an empty string by default on new installations
  • Added new option LF_LOOKUPS to toggle rDNS IP address lookups