The cPanel/WHM is one of the best control panel in this field. The simplicity itself, is the important point for this control panel. We already discussed a lot of topics for cPanel. The installation steps are also quite simple.

In computer networking, a port is a software construct serving as a communications endpoint in a computer’s host operating system. A port is always associated with an IP address of a host and the protocol type of the communication. Here are all default open ports in cPanel server. You must open all of these ports in the server firewall to run the cPanel perfectly. These default ports are configured as opened in the firewall like CSF for a cPanel server. Here we go:

20	FTP
21	FTP
22	SSH
37	rdate
25	SMTP
26	SMTP
587     SMTP
110	POP3
143	IMAP4
465	SMTP TLS/SSL
783	SpamAssassin
993	IMAP4 SSL
995	POP3 SSL
2095	Webmail
2096	Webmail SSL

53	DNS
80	HTTP
443	HTTPS
3306	MySQL
2077	WebDAV
2078	WebDAV SSL
43	whois
113	ident
873	rsync
6666	IRC
2082	cPanel
2083	cPanel SSL
2086	WHM
2087	WHM SSL
2089	cPanel license