2.9BSD/usr/net/src/files/services

#
# Network services, Internet style
#
echo		7/udp
discard		9/udp		sink null
systat		11/tcp
daytime		13/tcp
netstat		15/tcp
ftp		21/tcp
telnet		23/tcp
smtp		25/tcp		mail
time		37/tcp		timserver
name		42/tcp		nameserver
whois		43/tcp
mtp		57/tcp				# deprecated
#
# Host specific functions
#
tftp		69/udp
rje		77/tcp
finger		79/tcp
link		87/tcp		ttylink
supdup		95/tcp
#
# UNIX specific services
#
exec		512/tcp
login		513/tcp
shell		514/tcp		cmd		# no passwords used
efs		520/tcp				# for LucasFilm
biff		512/udp		comsat
who		513/udp		whod
talk		517/udp
route		520/udp		router routed	# 521 also