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Service manual AlphaCom XL transceiver Rev. 1.4 10-08-2011
Blz. 67/74
APPENDIX D
Reserved PORT numbers
The following PORT numbers are often used. Avoid using them as local port numbers!
Port number
Port usage
1
ICMP (Internet Control Message Protocol)
2
IGMP (Internet Group Management Protocol)
6
TCP (Transmission Control Protocol)
7
Echo
9
Discard
13
Daytime
17
UDP (User Datagram Protocol)
19
CharGen
20
FTP (File Transfer Protocol) control / printing
21
FTP (File Transfer Protocol) data
23
Telnet, uses TCP protocol
25
SMTP (Simple Mail Transfer Protocol) server
35
PROS
53
DNS (Domain Name Server)
67
TCP port for DHCP and BOOTP
68
TCP port for DHCP and BOOTP
69
TCP port for TFTP
70
Gopher
79
Finger
80
HTTP (webserver)
110
POP3 (Post Office Protocol)
119
NNTP Network News Transfer Protocol
137-139
NetBIOS / Netbeui
143
IMAP2 (Internet Message Protocol)
161
SNMP (UDP port)
162
SNMP (UDP port for sending SNMP traps)
389
LDAP server
427
SLP Service Location Protocol (UDP port)
443
HTTPS (http protocol over TLS/SSL)
515
LPD (TCP port)
631
IPP (UDP port)
1503
Microsoft NetMeeting
1720
Microsoft NetMeeting
3128
Alternative HTTP (proxy server)
3306
MySQL
5060 - 5061
SIP (Session Initiating Protocol)
5080
HTTP mil
5190
ICQ
5631
PC Anywhere (TCP port)
5632
PC Anywhere (UDP port)
6667
IRC Internet Relay Chat
7000
IRC Internet Relay Chat
8080
HTTP backup
9100
LPT1 - USB1 (5500)
9101
LPT2 - USB1 (5500)
9102
COM 1
9900
LPT1 - USB1 (5500)
9901
COM 1
9902
LPT2 - USB1 (5500)