cPanel uses port 2082 and secure port 2083 webmail uses port 2095 and secure port 2096
E-MAIL
POP3 connects via port 110 IMAP connects via port 143 SMTP connects via port 25 and 26 Secure email connections? SMTP over TLS/SSL 465 IMAP over TLS/SSL 993 POP3 over TLS/SSL 995
WEB
HTTP connects via port 80 SSL connects via port 443
FTP connects via port 21 sFTP? port 2222 FTPs? port 990 Webdisk ? port 2077 and 2078