INFO: fping FAILURES can be ignored if running LibreNMS in a jail without ::1. You may want to test it manually: fping ::1
FAIL: /usr/sbin/fping could not be executed. /usr/sbin/fping must have CAP_NET_RAW capability (getcap) or suid. Selinux exclusions may be required. (/usr/sbin/fping: can’t create socket (must run as root?))
FAIL: /usr/sbin/fping should have CAP_NET_RAW!
Fix:
setcap cap_net_raw+ep /usr/sbin/fping