ftp 20/21
ssh 22
telnet 23
smtp 25
dns 53
dhcp 67/68
tftp 69
http 80
pop 110
rpc 111
ntp 123
imap 143
snmp 161/162
https 443
rsyslog 514
rsync 873
rndc 953
sql server 1433
nfs 2049
mysql 3306
rdp 3389
vnc 5900
redis 6379
tomcat 8080
zabbix-server 10051
zabbix-agent 10050
zabbix-java-gateway 10052
