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YML881Rev1 V110,V210P,V211,V220V110, V210P, V211, V220 User Guide
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Well Known TCP/UDP Ports
Port Protocol UDP TCP
20 File Transfer Protocol (FTP) Data X
21 FTP Commands X
23 Telnet X
25 SMTP X
43 Whois X
53 Domain Name System (DNS) X X
69 Trivial File Transfer Protocol (TFTP) X
70 Gopher X
79 Finger X
80 HTTP X
110 POP3 X
111 SUN Remote Procedure Call (RPC) X
115 SFTP X
119 Network News Transfer Protocol (NNTP) X
123 Network Time Protocol (NTP) X
144 News X X
161 Simple Network Management Protocol (SNMP) X
162 SNMP traps X
179 Border Gateway Protocol (BGP) X
443 Secure HTTP (HTTPS) X
513 rlogin X
514 rexec X
517 talk X X
518 ntalk X X
520 Routing Information Protocol (RIP) X
1701 Layer 2 Tunneling Protocol (L2TP) X
2000 Open Windows X X
2049 Network File System (NFS) X
6000 X11 X X