Saturday, 28 May 2011

WELL KNOWN PORT NUMBER & IP PROTOCOLS WHICH IS MOSTLY ASKING IN CCNA EXAM


20 (TCP)  FTP Data
21 (TCP)  FTP Control
22 (TCP) SSH
23 (TCP) Telnet
25 (TCP) SMTP (Simple Mail Transfer Protocol)
69 (UDP) TFTP
80 (TCP) HTTP
110 (TCP) POP3
443 (TCP) HTTPS



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