Keyword Decimal Description References
------- ------- ----------- ----------
0/tcp Reserved
0/udp Reserved
# Jon Postel
tcpmux 1/tcp TCP Port Service Multiplexer
tcpmux 1/udp TCP Port Service Multiplexer
# Mark Lottor
compressnet 2/tcp Management Utility
compressnet 2/udp Management Utility
compressnet 3/tcp Compression Process
compressnet 3/udp Compression Process
# Bernie Volz
# 4/tcp Unassigned
# 4/udp Unassigned
rje 5/tcp Remote Job Entry
rje 5/udp Remote Job Entry
# Jon Postel
# 6/tcp Unassigned
# 6/udp Unassigned
echo 7/tcp Echo
echo 7/udp Echo
# Jon Postel
# 8/tcp Unassigned
# 8/udp Unassigned
discard 9/tcp Discard
discard 9/udp Discard
# Jon Postel
# 10/tcp Unassigned
# 10/udp Unassigned
systat 11/tcp Active Users
systat 11/udp Active Users
# Jon Postel
# 12/tcp Unassigned
# 12/udp Unassigned
daytime 13/tcp Daytime
daytime 13/udp Daytime
# Jon Postel
# 14/tcp Unassigned
# 14/udp Unassigned
# 15/tcp Unassigned [was netstat]
# 15/udp Unassigned
# 16/tcp Unassigned
# 16/udp Unassigned
qotd 17/tcp Quote of the Day
qotd 17/udp Quote of the Day
# Jon Postel
msp 18/tcp Message Send Protocol
msp 18/udp Message Send Protocol
# Rina Nethaniel <---none--->
chargen 19/tcp Character Generator
chargen 19/udp Character Generator
ftp-data 20/tcp File Transfer [Default Data]
ftp-data 20/udp File Transfer [Default Data]
ftp 21/tcp File Transfer [Control]
ftp 21/udp File Transfer [Control]
# Jon Postel
# 22/tcp Unassigned
# 22/udp Unassigned
telnet 23/tcp Telnet
telnet 23/udp Telnet
# Jon Postel
24/tcp any private mail system
24/udp any private mail system
# Rick Adam
smtp 25/tcp Simple Mail Transfer
smtp 25/udp Simple Mail Transfer
# Jon Postel
# 26/tcp Unassigned
# 26/udp Unassigned
nsw-fe 27/tcp NSW User System FE
nsw-fe 27/udp NSW User System FE



Reynolds & Postel [Page 17]

RFC 1700 Assigned Numbers October 1994


# Robert Thomas
# 28/tcp Unassigned
# 28/udp Unassigned
msg-icp 29/tcp MSG ICP
msg-icp 29/udp MSG ICP
# Robert Thomas
# 30/tcp Unassigned
# 30/udp Unassigned
msg-auth 31/tcp MSG Authentication
msg-auth 31/udp MSG Authentication
# Robert Thomas
# 32/tcp Unassigned
# 32/udp Unassigned
dsp 33/tcp Display Support Protocol
dsp 33/udp Display Support Protocol
# Ed Cain
# 34/tcp Unassigned
# 34/udp Unassigned
35/tcp any private printer server
35/udp any private printer server
# Jon Postel
# 36/tcp Unassigned
# 36/udp Unassigned
time 37/tcp Time
time 37/udp Time
# Jon Postel
rap 38/tcp Route Access Protocol
rap 38/udp Route Access Protocol
# Robert Ullmann
rlp 39/tcp Resource Location Protocol
rlp 39/udp Resource Location Protocol
# Mike Accetta
# 40/tcp Unassigned
# 40/udp Unassigned
graphics 41/tcp Graphics
graphics 41/udp Graphics
nameserver 42/tcp Host Name Server
nameserver 42/udp Host Name Server
nicname 43/tcp Who Is
nicname 43/udp Who Is
mpm-flags 44/tcp MPM FLAGS Protocol
mpm-flags 44/udp MPM FLAGS Protocol
mpm 45/tcp Message Processing Module [recv]
mpm 45/udp Message Processing Module [recv]
mpm-snd 46/tcp MPM [default send]
mpm-snd 46/udp MPM [default send]
# Jon Postel
ni-ftp 47/tcp NI FTP



Reynolds & Postel [Page 18]

RFC 1700 Assigned Numbers October 1994


ni-ftp 47/udp NI FTP
# Steve Kille
auditd 48/tcp Digital Audit Daemon
auditd 48/udp Digital Audit Daemon
# Larry Scott
login 49/tcp Login Host Protocol
login 49/udp Login Host Protocol
# Pieter Ditmars
re-mail-ck 50/tcp Remote Mail Checking Protocol
re-mail-ck 50/udp Remote Mail Checking Protocol
# Steve Dorner
la-maint 51/tcp IMP Logical Address Maintenance
la-maint 51/udp IMP Logical Address Maintenance
# Andy Malis
xns-time 52/tcp XNS Time Protocol
xns-time 52/udp XNS Time Protocol
# Susie Armstrong
domain 53/tcp Domain Name Server
domain 53/udp Domain Name Server
# Paul Mockapetris
xns-ch 54/tcp XNS Clearinghouse
xns-ch 54/udp XNS Clearinghouse
# Susie Armstrong
isi-gl 55/tcp ISI Graphics Language
isi-gl 55/udp ISI Graphics Language
xns-auth 56/tcp XNS Authentication
xns-auth 56/udp XNS Authentication
# Susie Armstrong
57/tcp any private terminal access
57/udp any private terminal access
# Jon Postel
xns-mail 58/tcp XNS Mail
xns-mail 58/udp XNS Mail
# Susie Armstrong
59/tcp any private file service
59/udp any private file service
# Jon Postel
60/tcp Unassigned
60/udp Unassigned
ni-mail 61/tcp NI MAIL
ni-mail 61/udp NI MAIL
# Steve Kille
acas 62/tcp ACA Services
acas 62/udp ACA Services
# E. Wald
# 63/tcp Unassigned
# 63/udp Unassigned
covia 64/tcp Communications Integrator (CI)



Reynolds & Postel [Page 19]

RFC 1700 Assigned Numbers October 1994


covia 64/udp Communications Integrator (CI)
# "Tundra" Tim Daneliuk
#
tacacs-ds 65/tcp TACACS-Database Service
tacacs-ds 65/udp TACACS-Database Service
# Kathy Huber
sql*net 66/tcp Oracle SQL*NET
sql*net 66/udp Oracle SQL*NET
# Jack Haverty
bootps 67/tcp Bootstrap Protocol Server
bootps 67/udp Bootstrap Protocol Server
bootpc 68/tcp Bootstrap Protocol Client
bootpc 68/udp Bootstrap Protocol Client
# Bill Croft
tftp 69/tcp Trivial File Transfer
tftp 69/udp Trivial File Transfer
# David Clark
gopher 70/tcp Gopher
gopher 70/udp Gopher
# Mark McCahill
netrjs-1 71/tcp Remote Job Service
netrjs-1 71/udp Remote Job Service
netrjs-2 72/tcp Remote Job Service
netrjs-2 72/udp Remote Job Service
netrjs-3 73/tcp Remote Job Service
netrjs-3 73/udp Remote Job Service
netrjs-4 74/tcp Remote Job Service
netrjs-4 74/udp Remote Job Service
# Bob Braden
75/tcp any private dial out service
75/udp any private dial out service
# Jon Postel
deos 76/tcp Distributed External Object Store
deos 76/udp Distributed External Object Store
# Robert Ullmann
77/tcp any private RJE service
77/udp any private RJE service
# Jon Postel
vettcp 78/tcp vettcp
vettcp 78/udp vettcp
# Christopher Leong
finger 79/tcp Finger
finger 79/udp Finger
# David Zimmerman
www-http 80/tcp World Wide Web HTTP
www-http 80/udp World Wide Web HTTP
# Tim Berners-Lee
hosts2-ns 81/tcp HOSTS2 Name Server



Reynolds & Postel [Page 20]

RFC 1700 Assigned Numbers October 1994


hosts2-ns 81/udp HOSTS2 Name Server
# Earl Killian
xfer 82/tcp XFER Utility
xfer 82/udp XFER Utility
# Thomas M. Smith
mit-ml-dev 83/tcp MIT ML Device
mit-ml-dev 83/udp MIT ML Device
# David Reed <--none--->
ctf 84/tcp Common Trace Facility
ctf 84/udp Common Trace Facility
# Hugh Thomas
mit-ml-dev 85/tcp MIT ML Device
mit-ml-dev 85/udp MIT ML Device
# David Reed <--none--->
mfcobol 86/tcp Micro Focus Cobol
mfcobol 86/udp Micro Focus Cobol
# Simon Edwards <--none--->
87/tcp any private terminal link
87/udp any private terminal link
# Jon Postel
kerberos 88/tcp Kerberos
kerberos 88/udp Kerberos
# B. Clifford Neuman
su-mit-tg 89/tcp SU/MIT Telnet Gateway
su-mit-tg 89/udp SU/MIT Telnet Gateway
# Mark Crispin
dnsix 90/tcp DNSIX Securit Attribute Token Map
dnsix 90/udp DNSIX Securit Attribute Token Map
# Charles Watt
mit-dov 91/tcp MIT Dover Spooler
mit-dov 91/udp MIT Dover Spooler
# Eliot Moss
npp 92/tcp Network Printing Protocol
npp 92/udp Network Printing Protocol
# Louis Mamakos
dcp 93/tcp Device Control Protocol
dcp 93/udp Device Control Protocol
# Daniel Tappan
objcall 94/tcp Tivoli Object Dispatcher
objcall 94/udp Tivoli Object Dispatcher
# Tom Bereiter <--none--->
supdup 95/tcp SUPDUP
supdup 95/udp SUPDUP
# Mark Crispin
dixie 96/tcp DIXIE Protocol Specification
dixie 96/udp DIXIE Protocol Specification
# Tim Howes
swift-rvf 97/tcp Swift Remote Vitural File Protocol



Reynolds & Postel [Page 21]

RFC 1700 Assigned Numbers October 1994


swift-rvf 97/udp Swift Remote Vitural File Protocol
# Maurice R. Turcotte
#
tacnews 98/tcp TAC News
tacnews 98/udp TAC News
# Jon Postel
metagram 99/tcp Metagram Relay
metagram 99/udp Metagram Relay
# Geoff Goodfellow
newacct 100/tcp [unauthorized use]
hostname 101/tcp NIC Host Name Server
hostname 101/udp NIC Host Name Server
# Jon Postel
iso-tsap 102/tcp ISO-TSAP
iso-tsap 102/udp ISO-TSAP
# Marshall Rose
gppitnp 103/tcp Genesis Point-to-Point Trans Net
gppitnp 103/udp Genesis Point-to-Point Trans Net
acr-nema 104/tcp ACR-NEMA Digital Imag. & Comm. 300
acr-nema 104/udp ACR-NEMA Digital Imag. & Comm. 300
# Patrick McNamee <--none--->
csnet-ns 105/tcp Mailbox Name Nameserver
csnet-ns 105/udp Mailbox Name Nameserver
# Marvin Solomon
3com-tsmux 106/tcp 3COM-TSMUX
3com-tsmux 106/udp 3COM-TSMUX
# Jeremy Siegel
rtelnet 107/tcp Remote Telnet Service
rtelnet 107/udp Remote Telnet Service
# Jon Postel
snagas 108/tcp SNA Gateway Access Server
snagas 108/udp SNA Gateway Access Server
# Kevin Murphy
pop2 109/tcp Post Office Protocol - Version 2
pop2 109/udp Post Office Protocol - Version 2
# Joyce K. Reynolds
pop3 110/tcp Post Office Protocol - Version 3
pop3 110/udp Post Office Protocol - Version 3
# Marshall Rose
sunrpc 111/tcp SUN Remote Procedure Call
sunrpc 111/udp SUN Remote Procedure Call
# Chuck McManis
mcidas 112/tcp McIDAS Data Transmission Protocol
mcidas 112/udp McIDAS Data Transmission Protocol
# Glenn Davis
auth 113/tcp Authentication Service
auth 113/udp Authentication Service
# Mike St. Johns



Reynolds & Postel [Page 22]

RFC 1700 Assigned Numbers October 1994


audionews 114/tcp Audio News Multicast
audionews 114/udp Audio News Multicast
# Martin Forssen
sftp 115/tcp Simple File Transfer Protocol
sftp 115/udp Simple File Transfer Protocol
# Mark Lottor
ansanotify 116/tcp ANSA REX Notify
ansanotify 116/udp ANSA REX Notify
# Nicola J. Howarth
uucp-path 117/tcp UUCP Path Service
uucp-path 117/udp UUCP Path Service
sqlserv 118/tcp SQL Services
sqlserv 118/udp SQL Services
# Larry Barnes
nntp 119/tcp Network News Transfer Protocol
nntp 119/udp Network News Transfer Protocol
# Phil Lapsley
cfdptkt 120/tcp CFDPTKT
cfdptkt 120/udp CFDPTKT
# John Ioannidis
erpc 121/tcp Encore Expedited Remote Pro.Call
erpc 121/udp Encore Expedited Remote Pro.Call
# Jack O'Neil <---none--->
smakynet 122/tcp SMAKYNET
smakynet 122/udp SMAKYNET
# Mike O'Dowd
ntp 123/tcp Network Time Protocol
ntp 123/udp Network Time Protocol
# Dave Mills
ansatrader 124/tcp ANSA REX Trader
ansatrader 124/udp ANSA REX Trader
# Nicola J. Howarth
locus-map 125/tcp Locus PC-Interface Net Map Ser
locus-map 125/udp Locus PC-Interface Net Map Ser
# Eric Peterson
unitary 126/tcp Unisys Unitary Login
unitary 126/udp Unisys Unitary Login
#
locus-con 127/tcp Locus PC-Interface Conn Server
locus-con 127/udp Locus PC-Interface Conn Server
# Eric Peterson
gss-xlicen 128/tcp GSS X License Verification
gss-xlicen 128/udp GSS X License Verification
# John Light
pwdgen 129/tcp Password Generator Protocol
pwdgen 129/udp Password Generator Protocol
# Frank J. Wacho
cisco-fna 130/tcp cisco FNATIVE



Reynolds & Postel [Page 23]

RFC 1700 Assigned Numbers October 1994


cisco-fna 130/udp cisco FNATIVE
cisco-tna 131/tcp cisco TNATIVE
cisco-tna 131/udp cisco TNATIVE
cisco-sys 132/tcp cisco SYSMAINT
cisco-sys 132/udp cisco SYSMAINT
statsrv 133/tcp Statistics Service
statsrv 133/udp Statistics Service
# Dave Mills
ingres-net 134/tcp INGRES-NET Service
ingres-net 134/udp INGRES-NET Service
# Mike Berrow <---none--->
loc-srv 135/tcp Location Service
loc-srv 135/udp Location Service
# Joe Pato
profile 136/tcp PROFILE Naming System
profile 136/udp PROFILE Naming System
# Larry Peterson
netbios-ns 137/tcp NETBIOS Name Service
netbios-ns 137/udp NETBIOS Name Service
netbios-dgm 138/tcp NETBIOS Datagram Service
netbios-dgm 138/udp NETBIOS Datagram Service
netbios-ssn 139/tcp NETBIOS Session Service
netbios-ssn 139/udp NETBIOS Session Service
# Jon Postel
emfis-data 140/tcp EMFIS Data Service
emfis-data 140/udp EMFIS Data Service
emfis-cntl 141/tcp EMFIS Control Service
emfis-cntl 141/udp EMFIS Control Service
# Gerd Beling
bl-idm 142/tcp Britton-Lee IDM
bl-idm 142/udp Britton-Lee IDM
# Susie Snitzer <---none--->
imap2 143/tcp Interim Mail Access Protocol v2
imap2 143/udp Interim Mail Access Protocol v2
# Mark Crispin
news 144/tcp NewS
news 144/udp NewS
# James Gosling
uaac 145/tcp UAAC Protocol
uaac 145/udp UAAC Protocol
# David A. Gomberg
iso-tp0 146/tcp ISO-IP0
iso-tp0 146/udp ISO-IP0
iso-ip 147/tcp ISO-IP
iso-ip 147/udp ISO-IP
# Marshall Rose
cronus 148/tcp CRONUS-SUPPORT
cronus 148/udp CRONUS-SUPPORT



Reynolds & Postel [Page 24]

RFC 1700 Assigned Numbers October 1994


# Jeffrey Buffun
aed-512 149/tcp AED 512 Emulation Service
aed-512 149/udp AED 512 Emulation Service
# Albert G. Broscius
sql-net 150/tcp SQL-NET
sql-net 150/udp SQL-NET
# Martin Picard <<---none--->
hems 151/tcp HEMS
hems 151/udp HEMS
# Christopher Tengi
bftp 152/tcp Background File Transfer Program
bftp 152/udp Background File Transfer Program
# Annette DeSchon
sgmp 153/tcp SGMP
sgmp 153/udp SGMP
# Marty Schoffstahl
netsc-prod 154/tcp NETSC
netsc-prod 154/udp NETSC
netsc-dev 155/tcp NETSC
netsc-dev 155/udp NETSC
# Sergio Heker
sqlsrv 156/tcp SQL Service
sqlsrv 156/udp SQL Service
# Craig Rogers
knet-cmp 157/tcp KNET/VM Command/Message Protocol
knet-cmp 157/udp KNET/VM Command/Message Protocol
# Gary S. Malkin
pcmail-srv 158/tcp PCMail Server
pcmail-srv 158/udp PCMail Server
# Mark L. Lambert
nss-routing 159/tcp NSS-Routing
nss-routing 159/udp NSS-Routing
# Yakov Rekhter
sgmp-traps 160/tcp SGMP-TRAPS
sgmp-traps 160/udp SGMP-TRAPS
# Marty Schoffstahl
snmp 161/tcp SNMP
snmp 161/udp SNMP
snmptrap 162/tcp SNMPTRAP
snmptrap 162/udp SNMPTRAP
# Marshall Rose
cmip-man 163/tcp CMIP/TCP Manager
cmip-man 163/udp CMIP/TCP Manager
cmip-agent 164/tcp CMIP/TCP Agent
smip-agent 164/udp CMIP/TCP Agent
# Amatzia Ben-Artzi <---none--->
xns-courier 165/tcp Xerox
xns-courier 165/udp Xerox



Reynolds & Postel [Page 25]

RFC 1700 Assigned Numbers October 1994


# Susie Armstrong
s-net 166/tcp Sirius Systems
s-net 166/udp Sirius Systems
# Brian Lloyd <---none--->
namp 167/tcp NAMP
namp 167/udp NAMP
# Marty Schoffstahl
rsvd 168/tcp RSVD
rsvd 168/udp RSVD
# Neil Todd
send 169/tcp SEND
send 169/udp SEND
# William D. Wisner
print-srv 170/tcp Network PostScript
print-srv 170/udp Network PostScript
# Brian Reid
multiplex 171/tcp Network Innovations Multiplex
multiplex 171/udp Network Innovations Multiplex
cl/1 172/tcp Network Innovations CL/1
cl/1 172/udp Network Innovations CL/1
# Kevin DeVault <<---none--->
xyplex-mux 173/tcp Xyplex
xyplex-mux 173/udp Xyplex
# Bob Stewart
mailq 174/tcp MAILQ
mailq 174/udp MAILQ
# Rayan Zachariassen
vmnet 175/tcp VMNET
vmnet 175/udp VMNET
# Christopher Tengi
genrad-mux 176/tcp GENRAD-MUX
genrad-mux 176/udp GENRAD-MUX
# Ron Thornton
xdmcp 177/tcp X Display Manager Control Protocol
xdmcp 177/udp X Display Manager Control Protocol
# Robert W. Scheifler
nextstep 178/tcp NextStep Window Server
NextStep 178/udp NextStep Window Server
# Leo Hourvitz
bgp 179/tcp Border Gateway Protocol
bgp 179/udp Border Gateway Protocol
# Kirk Lougheed
ris 180/tcp Intergraph
ris 180/udp Intergraph
# Dave Buehmann
unify 181/tcp Unify
unify 181/udp Unify
# Vinod Singh <--none--->



Reynolds & Postel [Page 26]

RFC 1700 Assigned Numbers October 1994


audit 182/tcp Unisys Audit SITP
audit 182/udp Unisys Audit SITP
# Gil Greenbaum
ocbinder 183/tcp OCBinder
ocbinder 183/udp OCBinder
ocserver 184/tcp OCServer
ocserver 184/udp OCServer
# Jerrilynn Okamura <--none--->
remote-kis 185/tcp Remote-KIS
remote-kis 185/udp Remote-KIS
kis 186/tcp KIS Protocol
kis 186/udp KIS Protocol
# Ralph Droms
aci 187/tcp Application Communication Interface
aci 187/udp Application Communication Interface
# Rick Carlos
mumps 188/tcp Plus Five's MUMPS
mumps 188/udp Plus Five's MUMPS
# Hokey Stenn
qft 189/tcp Queued File Transport
qft 189/udp Queued File Transport
# Wayne Schroeder
gacp 190/tcp Gateway Access Control Protocol
cacp 190/udp Gateway Access Control Protocol
# C. Philip Wood
prospero 191/tcp Prospero Directory Service
prospero 191/udp Prospero Directory Service
# B. Clifford Neuman
osu-nms 192/tcp OSU Network Monitoring System
osu-nms 192/udp OSU Network Monitoring System
# Doug Karl
srmp 193/tcp Spider Remote Monitoring Protocol
srmp 193/udp Spider Remote Monitoring Protocol
# Ted J. Socolofsky
irc 194/tcp Internet Relay Chat Protocol
irc 194/udp Internet Relay Chat Protocol
# Jarkko Oikarinen
dn6-nlm-aud 195/tcp DNSIX Network Level Module Audit
dn6-nlm-aud 195/udp DNSIX Network Level Module Audit
dn6-smm-red 196/tcp DNSIX Session Mgt Module Audit Redir
dn6-smm-red 196/udp DNSIX Session Mgt Module Audit Redir
# Lawrence Lebahn
dls 197/tcp Directory Location Service
dls 197/udp Directory Location Service
dls-mon 198/tcp Directory Location Service Monitor
dls-mon 198/udp Directory Location Service Monitor
# Scott Bellew
smux 199/tcp SMUX



Reynolds & Postel [Page 27]

RFC 1700 Assigned Numbers October 1994


smux 199/udp SMUX
# Marshall Rose
src 200/tcp IBM System Resource Controller
src 200/udp IBM System Resource Controller
# Gerald McBrearty <---none--->
at-rtmp 201/tcp AppleTalk Routing Maintenance
at-rtmp 201/udp AppleTalk Routing Maintenance
at-nbp 202/tcp AppleTalk Name Binding
at-nbp 202/udp AppleTalk Name Binding
at-3 203/tcp AppleTalk Unused
at-3 203/udp AppleTalk Unused
at-echo 204/tcp AppleTalk Echo
at-echo 204/udp AppleTalk Echo
at-5 205/tcp AppleTalk Unused
at-5 205/udp AppleTalk Unused
at-zis 206/tcp AppleTalk Zone Information
at-zis 206/udp AppleTalk Zone Information
at-7 207/tcp AppleTalk Unused
at-7 207/udp AppleTalk Unused
at-8 208/tcp AppleTalk Unused
at-8 208/udp AppleTalk Unused
# Rob Chandhok
tam 209/tcp Trivial Authenticated Mail Protocol
tam 209/udp Trivial Authenticated Mail Protocol
# Dan Bernstein
z39.50 210/tcp ANSI Z39.50
z39.50 210/udp ANSI Z39.50
# Mark Needleman
#
914c/g 211/tcp Texas Instruments 914C/G Terminal
914c/g 211/udp Texas Instruments 914C/G Terminal
# Bill Harrell <---none--->
anet 212/tcp ATEXSSTR
anet 212/udp ATEXSSTR
# Jim Taylor
ipx 213/tcp IPX
ipx 213/udp IPX
# Don Provan
vmpwscs 214/tcp VM PWSCS
vmpwscs 214/udp VM PWSCS
# Dan Shia
softpc 215/tcp Insignia Solutions
softpc 215/udp Insignia Solutions
# Martyn Thomas <---none--->
atls 216/tcp Access Technology License Server
atls 216/udp Access Technology License Server
# Larry DeLuca
dbase 217/tcp dBASE Unix



Reynolds & Postel [Page 28]

RFC 1700 Assigned Numbers October 1994


dbase 217/udp dBASE Unix
# Don Gibson
#
mpp 218/tcp Netix Message Posting Protocol
mpp 218/udp Netix Message Posting Protocol
# Shannon Yeh
uarps 219/tcp Unisys ARPs
uarps 219/udp Unisys ARPs
# Ashok Marwaha <---none--->
imap3 220/tcp Interactive Mail Access Protocol v3
imap3 220/udp Interactive Mail Access Protocol v3
# James Rice
fln-spx 221/tcp Berkeley rlogind with SPX auth
fln-spx 221/udp Berkeley rlogind with SPX auth
rsh-spx 222/tcp Berkeley rshd with SPX auth
rsh-spx 222/udp Berkeley rshd with SPX auth
cdc 223/tcp Certificate Distribution Center
cdc 223/udp Certificate Distribution Center
# Kannan Alagappan
# 224-241 Reserved
# Jon Postel
# 242/tcp Unassigned
# 242/udp Unassigned
sur-meas 243/tcp Survey Measurement
sur-meas 243/udp Survey Measurement
# Dave Clark
# 244/tcp Unassigned
# 244/udp Unassigned
link 245/tcp LINK
link 245/udp LINK
dsp3270 246/tcp Display Systems Protocol
dsp3270 246/udp Display Systems Protocol
# Weldon J. Showalter
# 247-255 Reserved
# Jon Postel
# 256-343 Unassigned
pdap 344/tcp Prospero Data Access Protocol
pdap 344/udp Prospero Data Access Protocol
# B. Clifford Neuman
pawserv 345/tcp Perf Analysis Workbench
pawserv 345/udp Perf Analysis Workbench
zserv 346/tcp Zebra server
zserv 346/udp Zebra server
fatserv 347/tcp Fatmen Server
fatserv 347/udp Fatmen Server
csi-sgwp 348/tcp Cabletron Management Protocol
csi-sgwp 348/udp Cabletron Management Protocol
# 349-370 Unassigned



Reynolds & Postel [Page 29]

RFC 1700 Assigned Numbers October 1994


clearcase 371/tcp Clearcase
clearcase 371/udp Clearcase
# Dave LeBlang
ulistserv 372/tcp Unix Listserv
ulistserv 372/udp Unix Listserv
# Anastasios Kotsikonas
legent-1 373/tcp Legent Corporation
legent-1 373/udp Legent Corporation
legent-2 374/tcp Legent Corporation
legent-2 374/udp Legent Corporation
# Keith Boyce <---none--->
hassle 375/tcp Hassle
hassle 375/udp Hassle
# Reinhard Doelz
nip 376/tcp Amiga Envoy Network Inquiry Proto
nip 376/udp Amiga Envoy Network Inquiry Proto
# Kenneth Dyke
tnETOS 377/tcp NEC Corporation
tnETOS 377/udp NEC Corporation
dsETOS 378/tcp NEC Corporation
dsETOS 378/udp NEC Corporation
# Tomoo Fujita
is99c 379/tcp TIA/EIA/IS-99 modem client
is99c 379/udp TIA/EIA/IS-99 modem client
is99s 380/tcp TIA/EIA/IS-99 modem server
is99s 380/udp TIA/EIA/IS-99 modem server
# Frank Quick
hp-collector 381/tcp hp performance data collector
hp-collector 381/udp hp performance data collector
hp-managed-node 382/tcp hp performance data managed node
hp-managed-node 382/udp hp performance data managed node
hp-alarm-mgr 383/tcp hp performance data alarm manager
hp-alarm-mgr 383/udp hp performance data alarm manager
# Frank Blakely
arns 384/tcp A Remote Network Server System
arns 384/udp A Remote Network Server System
# David Hornsby
ibm-app 385/tcp IBM Application
ibm-app 385/tcp IBM Application
# Lisa Tomita <---none--->
asa 386/tcp ASA Message Router Object Def.
asa 386/udp ASA Message Router Object Def.
# Steve Laitinen
aurp 387/tcp Appletalk Update-Based Routing Pro.
aurp 387/udp Appletalk Update-Based Routing Pro.
# Chris Ranch
unidata-ldm 388/tcp Unidata LDM Version 4
unidata-ldm 388/udp Unidata LDM Version 4



Reynolds & Postel [Page 30]

RFC 1700 Assigned Numbers October 1994


# Glenn Davis
ldap 389/tcp Lightweight Directory Access Protocol
ldap 389/udp Lightweight Directory Access Protocol
# Tim Howes
uis 390/tcp UIS
uis 390/udp UIS
# Ed Barron <---none--->
synotics-relay 391/tcp SynOptics SNMP Relay Port
synotics-relay 391/udp SynOptics SNMP Relay Port
synotics-broker 392/tcp SynOptics Port Broker Port
synotics-broker 392/udp SynOptics Port Broker Port
# Illan Raab
dis 393/tcp Data Interpretation System
dis 393/udp Data Interpretation System
# Paul Stevens
embl-ndt 394/tcp EMBL Nucleic Data Transfer
embl-ndt 394/udp EMBL Nucleic Data Transfer
# Peter Gad
netcp 395/tcp NETscout Control Protocol
netcp 395/udp NETscout Control Protocol
# Anil Singhal <---none--->
netware-ip 396/tcp Novell Netware over IP
netware-ip 396/udp Novell Netware over IP
mptn 397/tcp Multi Protocol Trans. Net.
mptn 397/udp Multi Protocol Trans. Net.
# Soumitra Sarkar
kryptolan 398/tcp Kryptolan
kryptolan 398/udp Kryptolan
# Peter de Laval
# 399/tcp Unassigned
# 399/udp Unassigned
work-sol 400/tcp Workstation Solutions
work-sol 400/udp Workstation Solutions
# Jim Ward
ups 401/tcp Uninterruptible Power Supply
ups 401/udp Uninterruptible Power Supply
# Guenther Seybold
genie 402/tcp Genie Protocol
genie 402/udp Genie Protocol
# Mark Hankin <---none--->
decap 403/tcp decap
decap 403/udp decap
nced 404/tcp nced
nced 404/udp nced
ncld 405/tcp ncld
ncld 405/udp ncld
# Richard Jones <---none--->
imsp 406/tcp Interactive Mail Support Protocol



Reynolds & Postel [Page 31]

RFC 1700 Assigned Numbers October 1994


imsp 406/udp Interactive Mail Support Protocol
# John Myers
timbuktu 407/tcp Timbuktu
timbuktu 407/udp Timbuktu
# Marc Epard
prm-sm 408/tcp Prospero Resource Manager Sys. Man.
prm-sm 408/udp Prospero Resource Manager Sys. Man.
prm-nm 409/tcp Prospero Resource Manager Node Man.
prm-nm 409/udp Prospero Resource Manager Node Man.
# B. Clifford Neuman
decladebug 410/tcp DECLadebug Remote Debug Protocol
decladebug 410/udp DECLadebug Remote Debug Protocol
# Anthony Berent
rmt 411/tcp Remote MT Protocol
rmt 411/udp Remote MT Protocol
# Peter Eriksson
synoptics-trap 412/tcp Trap Convention Port
synoptics-trap 412/udp Trap Convention Port
# Illan Raab
smsp 413/tcp SMSP
smsp 413/udp SMSP
infoseek 414/tcp InfoSeek
infoseek 414/udp InfoSeek
# Steve Kirsch
bnet 415/tcp BNet
bnet 415/udp BNet
# Jim Mertz
silverplatter 416/tcp Silverplatter
silverplatter 416/udp Silverplatter
# Peter Ciuffetti
onmux 417/tcp Onmux
onmux 417/udp Onmux
# Stephen Hanna
hyper-g 418/tcp Hyper-G
hyper-g 418/udp Hyper-G
# Frank Kappe
ariel1 419/tcp Ariel
ariel1 419/udp Ariel
# Jonathan Lavigne
smpte 420/tcp SMPTE
smpte 420/udp SMPTE
# Si Becker <71362.22@CompuServe.COM>
ariel2 421/tcp Ariel
ariel2 421/udp Ariel
ariel3 422/tcp Ariel
ariel3 422/udp Ariel
# Jonathan Lavigne
opc-job-start 423/tcp IBM Operations Planning and Control Start



Reynolds & Postel [Page 32]

RFC 1700 Assigned Numbers October 1994


opc-job-start 423/udp IBM Operations Planning and Control Start
opc-job-track 424/tcp IBM Operations Planning and Control Track
opc-job-track 424/udp IBM Operations Planning and Control Track
# Conny Larsson
icad-el 425/tcp ICAD
icad-el 425/udp ICAD
# Larry Stone
smartsdp 426/tcp smartsdp
smartsdp 426/udp smartsdp
# Alexander Dupuy
svrloc 427/tcp Server Location
svrloc 427/udp Server Location
#
ocs_cmu 428/tcp OCS_CMU
ocs_cmu 428/udp OCS_CMU
ocs_amu 429/tcp OCS_AMU
ocs_amu 429/udp OCS_AMU
# Florence Wyman
utmpsd 430/tcp UTMPSD
utmpsd 430/udp UTMPSD
utmpcd 431/tcp UTMPCD
utmpcd 431/udp UTMPCD
iasd 432/tcp IASD
iasd 432/udp IASD
# Nir Baroz
nnsp 433/tcp NNSP
nnsp 433/udp NNSP
# Rob Robertson
mobileip-agent 434/tcp MobileIP-Agent
mobileip-agent 434/udp MobileIP-Agent
mobilip-mn 435/tcp MobilIP-MN
mobilip-mn 435/udp MobilIP-MN
# Kannan Alagappan
dna-cml 436/tcp DNA-CML
dna-cml 436/udp DNA-CML
# Dan Flowers
comscm 437/tcp comscm
comscm 437/udp comscm
# Jim Teague
dsfgw 438/tcp dsfgw
dsfgw 438/udp dsfgw
# Andy McKeen
dasp 439/tcp dasp Thomas Obermair
dasp 439/udp dasp tommy@inlab.m.eunet.de
# Thomas Obermair
sgcp 440/tcp sgcp
sgcp 440/udp sgcp
# Marshall Rose



Reynolds & Postel [Page 33]

RFC 1700 Assigned Numbers October 1994


decvms-sysmgt 441/tcp decvms-sysmgt
decvms-sysmgt 441/udp decvms-sysmgt
# Lee Barton
cvc_hostd 442/tcp cvc_hostd
cvc_hostd 442/udp cvc_hostd
# Bill Davidson
https 443/tcp https MCom
https 443/udp https MCom
# Kipp E.B. Hickman
snpp 444/tcp Simple Network Paging Protocol
snpp 444/udp Simple Network Paging Protocol
# [RFC1568]
microsoft-ds 445/tcp Microsoft-DS
microsoft-ds 445/udp Microsoft-DS
# Arnold Miller
ddm-rdb 446/tcp DDM-RDB
ddm-rdb 446/udp DDM-RDB
ddm-dfm 447/tcp DDM-RFM
ddm-dfm 447/udp DDM-RFM
ddm-byte 448/tcp DDM-BYTE
ddm-byte 448/udp DDM-BYTE
# Jan David Fisher
as-servermap 449/tcp AS Server Mapper
as-servermap 449/udp AS Server Mapper
# Barbara Foss
tserver 450/tcp TServer
tserver 450/udp TServer
# Harvey S. Schultz
# 451-511 Unassigned
exec 512/tcp remote process execution;
# authentication performed using
# passwords and UNIX loppgin names
biff 512/udp used by mail system to notify users
# of new mail received; currently
# receives messages only from
# processes on the same machine
login 513/tcp remote login a la telnet;
# automatic authentication performed
# based on priviledged port numbers
# and distributed data bases which
# identify "authentication domains"
who 513/udp maintains data bases showing who's
# logged in to machines on a local
# net and the load average of the
# machine
cmd 514/tcp like exec, but automatic
# authentication is performed as for
# login server



Reynolds & Postel [Page 34]

RFC 1700 Assigned Numbers October 1994


syslog 514/udp
printer 515/tcp spooler
printer 515/udp spooler
# 516/tcp Unassigned
# 516/udp Unassigned
talk 517/tcp like tenex link, but across
# machine - unfortunately, doesn't
# use link protocol (this is actually
# just a rendezvous port from which a
# tcp connection is established)
talk 517/udp like tenex link, but across
# machine - unfortunately, doesn't
# use link protocol (this is actually
# just a rendezvous port from which a
tcp connection is established)
ntalk 518/tcp
ntalk 518/udp
utime 519/tcp unixtime
utime 519/udp unixtime
efs 520/tcp extended file name server
router 520/udp local routing process (on site);
# uses variant of Xerox NS routing
# information protocol
# 521-524 Unassigned
timed 525/tcp timeserver
timed 525/udp timeserver
tempo 526/tcp newdate
tempo 526/udp newdate
# 527-529 Unassigned
courier 530/tcp rpc
courier 530/udp rpc
conference 531/tcp chat
conference 531/udp chat
netnews 532/tcp readnews
netnews 532/udp readnews
netwall 533/tcp for emergency broadcasts
netwall 533/udp for emergency broadcasts
# 534-538 Unassigned
apertus-ldp 539/tcp Apertus Technologies Load Determination
apertus-ldp 539/udp Apertus Technologies Load Determination
uucp 540/tcp uucpd
uucp 540/udp uucpd
uucp-rlogin 541/tcp uucp-rlogin Stuart Lynne
uucp-rlogin 541/udp uucp-rlogin sl@wimsey.com
# 542/tcp Unassigned
# 542/udp Unassigned
klogin 543/tcp
klogin 543/udp



Reynolds & Postel [Page 35]

RFC 1700 Assigned Numbers October 1994


kshell 544/tcp krcmd
kshell 544/udp krcmd
# 545-549 Unassigned
new-rwho 550/tcp new-who
new-rwho 550/udp new-who
# 551-555 Unassigned
dsf 555/tcp
dsf 555/udp
remotefs 556/tcp rfs server
remotefs 556/udp rfs server
# 557-559 Unassigned
rmonitor 560/tcp rmonitord
rmonitor 560/udp rmonitord
monitor 561/tcp
monitor 561/udp
chshell 562/tcp chcmd
chshell 562/udp chcmd
# 563/tcp Unassigned
# 563/udp Unassigned
9pfs 564/tcp plan 9 file service
9pfs 564/udp plan 9 file service
whoami 565/tcp whoami
whoami 565/udp whoami
# 566-569 Unassigned
meter 570/tcp demon
meter 570/udp demon
meter 571/tcp udemon
meter 571/udp udemon
# 572-599 Unassigned
ipcserver 600/tcp Sun IPC server
ipcserver 600/udp Sun IPC server
nqs 607/tcp nqs
nqs 607/udp nqs
urm 606/tcp Cray Unified Resource Manager
urm 606/udp Cray Unified Resource Manager
# Bill Schiefelbein
sift-uft 608/tcp Sender-Initiated/Unsolicited File Transfer
sift-uft 608/udp Sender-Initiated/Unsolicited File Transfer
# Rick Troth
npmp-trap 609/tcp npmp-trap
npmp-trap 609/udp npmp-trap
npmp-local 610/tcp npmp-local
npmp-local 610/udp npmp-local
npmp-gui 611/tcp npmp-gui
npmp-gui 611/udp npmp-gui
# John Barnes
ginad 634/tcp ginad
ginad 634/udp ginad



Reynolds & Postel [Page 36]

RFC 1700 Assigned Numbers October 1994


# Mark Crother
mdqs 666/tcp
mdqs 666/udp
doom 666/tcp doom Id Software
doom 666/tcp doom Id Software
#
elcsd 704/tcp errlog copy/server daemon
elcsd 704/udp errlog copy/server daemon

entrustmanager 709/tcp EntrustManager
entrustmanager 709/udp EntrustManager
# Peter Whittaker
netviewdm1 729/tcp IBM NetView DM/6000 Server/Client
netviewdm1 729/udp IBM NetView DM/6000 Server/Client
netviewdm2 730/tcp IBM NetView DM/6000 send/tcp
netviewdm2 730/udp IBM NetView DM/6000 send/tcp
netviewdm3 731/tcp IBM NetView DM/6000 receive/tcp
netviewdm3 731/udp IBM NetView DM/6000 receive/tcp
# Philippe Binet (phbinet@vnet.IBM.COM)
netgw 741/tcp netGW
netgw 741/udp netGW
netrcs 742/tcp Network based Rev. Cont. Sys.
netrcs 742/udp Network based Rev. Cont. Sys.
# Gordon C. Galligher
flexlm 744/tcp Flexible License Manager
flexlm 744/udp Flexible License Manager
# Matt Christiano
#
fujitsu-dev 747/tcp Fujitsu Device Control
fujitsu-dev 747/udp Fujitsu Device Control
ris-cm 748/tcp Russell Info Sci Calendar Manager
ris-cm 748/udp Russell Info Sci Calendar Manager
kerberos-adm 749/tcp kerberos administration
kerberos-adm 749/udp kerberos administration
rfile 750/tcp
loadav 750/udp
pump 751/tcp
pump 751/udp
qrh 752/tcp
qrh 752/udp
rrh 753/tcp
rrh 753/udp
tell 754/tcp send
tell 754/udp send
nlogin 758/tcp
nlogin 758/udp
con 759/tcp
con 759/udp



Reynolds & Postel [Page 37]

RFC 1700 Assigned Numbers October 1994


ns 760/tcp
ns 760/udp
rxe 761/tcp
rxe 761/udp
quotad 762/tcp
quotad 762/udp
cycleserv 763/tcp
cycleserv 763/udp
omserv 764/tcp
omserv 764/udp
webster 765/tcp
webster 765/udp
phonebook 767/tcp phone
phonebook 767/udp phone
vid 769/tcp
vid 769/udp
cadlock 770/tcp
cadlock 770/udp
rtip 771/tcp
rtip 771/udp
cycleserv2 772/tcp
cycleserv2 772/udp
submit 773/tcp
notify 773/udp
rpasswd 774/tcp
acmaint_dbd 774/udp
entomb 775/tcp
acmaint_transd 775/udp
wpages 776/tcp
wpages 776/udp
wpgs 780/tcp
wpgs 780/udp
concert 786/tcp Concert
concert 786/udp Concert
# Josyula R. Rao
mdbs_daemon 800/tcp
mdbs_daemon 800/udp
device 801/tcp
device 801/udp
xtreelic 996/tcp Central Point Software
xtreelic 996/udp Central Point Software
# Dale Cabell
maitrd 997/tcp
maitrd 997/udp
busboy 998/tcp
puparp 998/udp
garcon 999/tcp
applix 999/udp Applix ac



Reynolds & Postel [Page 38]

RFC 1700 Assigned Numbers October 1994


puprouter 999/tcp
puprouter 999/udp
cadlock 1000/tcp
ock 1000/udp
1023/tcp Reserved
1024/udp Reserved
# IANA