CSF Firwall warnings

Hi

I got these warnings is it safe?

Code:

LOCALINPUT  all opt    in !lo out *  ::/0  -> ::/0
*WARNING* LF_DISTFTP sanity check. LF_DISTFTP = 40. Recommended range: 0-20 (Default: 0)
*WARNING* LF_DISTFTP_UNIQ sanity check. LF_DISTFTP_UNIQ = 40. Recommended range: 2-20 (Default: 2)
*WARNING* DENY_TEMP_IP_LIMIT sanity check. DENY_TEMP_IP_LIMIT = 5000. Recommended range: 10-1000 (Default: 100)
*WARNING* PT_LOAD_LEVEL sanity check. PT_LOAD_LEVEL = 1. Recommended range: 2-20 (Default: 6)
*WARNING* RESTRICT_SYSLOG is disabled. See SECURITY WARNING in /etc/csf/csf.conf.

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