Explain About Port Of Telnet, Ssh, Ftp, Http, Nfs, Ntp?

1.	Explain About Port Of Telnet, Ssh, Ftp, Http, Nfs, Ntp?
Answer» FTP port : 21 ssh port : 22 TELNET port : 23 NTP port : 123 smtp port : 25 PRINTER port : 515

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