Administrator's Guide

Appendix C. Lists of Reserved Ports, ICMP Types and Codes, and Internet Protocols
Name Port/protocol Description
who 513/udp whod BSD rwhod(8)
shell 514/tcp cmd BSD rshd(8)
syslog 514/udp BSD syslogd(8)
printer 515/tcp spooler BSD lpd(8)
printer 515/udp Printer Spooler
talk 517/tcp BSD talkd(8)
talk 517/udp talk
ntalk 518/udp New Talk (ntalk)
ntalk 518/udp SunOS talkd(8)
netnews 532/tcp readnews
uucp 540/tcp uucpd BSD uucpd(8)
uucp 540/udp uucpd BSD uucpd(8)
klogin 543/tcp Kerberos Login
klogin 543/udp Kerberos Login
kshell 544/tcp Kerberos Shell
kshell 544/udp Kerberos Shell
ekshell 545/tcp krcmd Kerberos encrypted remote shell -kfall
pcserver 600/tcp ECD Integrated PC board srvr
mount 635/udp NFS Mount Service
pcnfs 640/udp PC-NFS DOS Authentication
bwnfs 650/udp BW-NFS DOS Authentication
flexlm 744/tcp Flexible License Manager
flexlm 744/udp Flexible License Manager
kerberos-adm 749/tcp Kerberos Administration
kerberos-adm 749/udp Kerberos Administration
kerberos 750/tcp kdc Kerberos authentication--tcp
kerberos 750/udp Kerberos
kerberos_master 751/udp Kerberos authentication
kerberos_master 751/tcp Kerberos authentication
krb_prop 754/tcp Kerberos slave propagation
999/udp Applixware
socks 1080/tcp
socks 1080/udp
kpop 1109/tcp Pop with Kerberos
ms-sql-s 1433/tcp Microsoft SQL Server
ms-sql-s 1433/udp Microsoft SQL Server
ms-sql-m 1434/tcp Microsoft SQL Monitor
ms-sql-m 1434/udp Microsoft SQL Monitor
pptp 1723/tcp pptp
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