NPM
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Appendix1 List for default occupied ports in TCP and UDP
Agreement
Port
Reservation 0
TCP port multi channel server
1
2reservation
2
ECHO 7
Reservation 9
Reservation 11
Reservation 13
Network status
15
FTP 20
FTP 21
TELNET 23
SMTP 25
Printer 35
Time server
37
Name server
2
4
Reservation 43
Login host computer agreement
49
DNS 53
DHCP 67
DHCP 68
TETP 69
Gopler 70
Finger 79
HTTP 80
Remote TELNET
107
SUN 111
NNTP 119
NTP 123
SNMP 161
SNMP 162
IPX 213
Reservation 160-223
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28
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