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These ports are Well Known Ports:

The Well Known Ports are assigned by the IANA and on most systems can only be used by system (or root) processes or by programs executed by privileged users. Ports are used in the TCP [RFC793] to name the ends of logical connections which carry long term conversations. For the purpose of providing services to unknown callers, a service contact port is defined.

The contact port is sometimes called the "well-known port". To the extent possible, these same port assignments are used with the UDP [RFC768]. The assigned ports use a small portion of the possible port numbers. For many years the assigned ports were in the range 0-255. Recently, the range for assigned ports managed by the IANA has been expanded to the range 0-1023.

TCP/IP Port Numbers

Back to Ports Center

1 to 500 | 501 to 1000 | 1001 to 1500 | 1501 to 2000 | 2001 to 2500 | 2501 to 3000 | 3001 to 3500 | 3501 to 7000 | 7001 to 65535

Port

Prot

Names

Description

1 tcp tcpmux / trojan TCP port multiplexer (RFC1078) / avoiding Netbuster
12345 tcp
1 udp tcpmux / trojan / socket25 / socketsdetroie TCP port multiplexer (RFC1078) / avoiding Netbuster / Sockets de Troie Trojan
2 tcp trojan / death / compressnet Death Trojan / Management Utility
2 udp trojan / death / compressnet Death Trojan / Management Utility
3 tcp compressnet Compression Process
3 udp compressnet Compression Process
5 tcp rje Remote Job Entry
5 udp rje Remote Job Entry
7 tcp echo Echo
7 udp echo Echo
9 tcp discard sink null Discard
9 udp discard sink null Discard
11 tcp systat users Active Users
13 tcp daytime Daytime (RFC 867)
13 udp daytime Daytime (RFC 867)
15 tcp netstat Network status
17 tcp qotd Quote of the Day
17 udp qotd Quote of the Day
18 tcp msp Message Send Protocol
18 udp msp Message Send Protocol
19 tcp chargen ttytst source # Character Generator
19 udp chargen ttytst source # Character Generator
20 tcp ftp-data File Transfer Protocol [Default Data]
20 udp ftp-data File Transfer Protocol [Default Data]
21 tcp ftp File Transfer Protocol [Control]
21 udp ftp File Transfer Protocol [Control]
22 tcp ssh SSH Remote Login Protocol
22 udp ssh / pcanywhere SSH Remote Login Protocol / pcanywhere
23 tcp telnet Telnet
23 udp telnet Telnet
24 tcp privmail any private mail system
25 tcp smtp Simple Mail Transfer Protocol
25 udp smtp Simple Mail Transfer Protocol
27 tcp nsw-fe NSW User System FE
27 udp nsw-fe NSW User System FE
29 tcp msg-icp MSG ICP
29 udp msg-icp MSG ICP
31 tcp trojan / paradise / msg-auth Paradise Master / MSG Authentication
31 udp msg-auth MSG Authentication
33 tcp dsp Display Support Protocol
33 udp dsp Display Support Protocol
35 tcp privprint any private printer server
37 tcp time timserver # Time
37 udp time timserver # Time
38 tcp rap Route Access Protocol
38 udp rap Route Access Protocol
39 tcp rlp Resource Location Protocol
39 udp rlp Resource Location Protocol
41 tcp trojan / deepthroat / graphics Deep Throat Trojan Horse / Graphics
41 udp trojan / deepthroat / graphics Deep Throat Trojan Horse / Graphics
42 tcp name / nameserver Host Name Server IEN 116
42 udp name / nameserver Host Name Server IEN 116
43 tcp nicname / whois whois Who Is
43 udp nicname / whois whois Who Is
44 tcp mpm-flags MPM FLAGS Protocol
44 udp mpm-flags MPM FLAGS Protocol
45 tcp mpm Message Processing Module [recv]
45 udp mpm Message Processing Module [recv]
46 tcp mpm-snd / mpmsnd MPM [default send]
46 udp mpm-snd / mpmsnd MPM [default send]
47 tcp ni-ftp NI FTP
47 udp ni-ftp NI FTP
48 tcp auditd Digital Audit Daemon
48 udp auditd Digital Audit Daemon
49 tcp tacacs Login Host Protocol (TACACS)
49 udp tacacs Login Host Protocol (TACACS)
50 tcp re-mail-ck / remailchk Remote Mail Checking Protocol
50 udp re-mail-ck / remailchk Remote Mail Checking Protocol
51 tcp la-maint / lamaint IMP Logical Address Maintenance
51 udp la-maint / lamaint IMP Logical Address Maintenance
52 tcp xns-time / xnstime XNS Time Protocol
52 udp xns-time / xnstime XNS Time Protocol
53 tcp domain Domain Name Server
53 udp domain Domain Name Server
54 tcp xns-ch / xnsch XNS Clearinghouse
54 udp xns-ch / xnsch XNS Clearinghouse
55 tcp isi-gl / isigl ISI Graphics Language
55 udp isi-gl / isigl ISI Graphics Language
56 tcp xns-auth / xnsauth XNS Authentication
56 udp xns-auth / xnsauth XNS Authentication
57 tcp pvt-term / privterm / mtp any private terminal access
57 udp pvt-term / privterm any private terminal access
58 tcp xns-mail / xnsmail XNS Mail
58 udp xns-mail / xnsmail XNS Mail
59 tcp pvt-file / privfile any private file service
59 udp pvt-file / privfile any private file service
61 tcp ni-mail / nimail NI MAIL
61 udp ni-mail / nimail NI MAIL
62 tcp acas ACA Services
62 udp acas ACA Services
63 tcp whois++ / viaftp VIA Systems FTP & whois++
63 udp whois++ whois++
64 tcp covia Communications Integrator (CI)
64 udp covia Communications Integrator (CI)
65 tcp tacacs-ds / tacacsds TACACS-Database Service
65 udp tacacs-ds / tacacsds TACACS-Database Service
66 tcp sql*net Oracle SQL*NET
66 udp sql*net Oracle SQL*NET
67 tcp dhcp-bootps / bootps DHCP/Bootstrap Protocol Server
67 udp dhcp-bootps / bootps DHCP/Bootstrap Protocol Server
68 tcp bootpc Bootstrap Protocol Client
68 udp bootpc Bootstrap Protocol Client
69 tcp tftp Trivial File Transfer
69 udp tftp Trivial File Transfer
70 tcp gopher Gopher
70 udp gopher Gopher
71 tcp netrjs-1 / netjrs1 Remote Job Service
71 udp netrjs-1 / netjrs1 Remote Job Service
72 tcp netrjs-2 / netjrs2 Remote Job Service
72 udp netrjs-2 / netjrs2 Remote Job Service
73 tcp netrjs-3 / netjrs3 Remote Job Service
73 udp netrjs-3 / netjrs3 Remote Job Service
74 tcp netrjs-4 / netjrs4 Remote Job Service
74 udp netrjs-4 / netjrs4 Remote Job Service
75 tcp pvt-dialout / privdial any private dial out service
75 udp pvt-dialout / privdial any private dial out service
76 tcp deos Distributed External Object Store
76 udp deos Distributed External Object Store
77 tcp pvt-rje / privrje / rje any private RJE service
77 udp pvt-rje / privrje / rje any private RJE service
78 tcp vettcp vettcp
78 udp vettcp vettcp
79 tcp finger Finger
79 udp finger Finger
80 tcp www-http / http / www World Wide Web HTTP
80 udp www-http / http / www World Wide Web HTTP
81 tcp hosts2-ns / hosts2ns HOSTS2 Name Server
81 udp hosts2-ns / hosts2ns HOSTS2 Name Server
82 tcp xfer XFER Utility
82 udp xfer XFER Utility
83 tcp mit-ml-dev / mitmldev MIT ML Device
83 udp mit-ml-dev / mitmldev MIT ML Device
84 tcp ctf Common Trace Facility
84 udp ctf Common Trace Facility
85 tcp mit-ml-dev / mitmldev MIT ML Device
85 udp mit-ml-dev / mitmldev MIT ML Device
86 tcp mfcobol Micro Focus Cobol
86 udp mfcobol Micro Focus Cobol
87 tcp pvt-link / privterml / link any private terminal link
87 udp pvt-link / privterml / link any private terminal link
88 tcp kerberos-sec / kerberos kdc Kerberos authentication--tcp
88 udp kerberos-sec / kerberos kdc Kerberos authentication--udp
89 tcp su-mit-tg / sumittg SU/MIT Telnet Gateway
89 udp su-mit-tg / sumittg SU/MIT Telnet Gateway
90 tcp dnsix DNSIX Securit Attribute Token Map
90 udp dnsix DNSIX Securit Attribute Token Map
91 tcp mit-dov / mitdov MIT Dover Spooler
91 udp mit-dov / mitdov MIT Dover Spooler
92 tcp npp Network Printing Protocol
92 udp npp Network Printing Protocol
93 tcp dcp Device Control Protocol
93 udp dcp Device Control Protocol
94 tcp objcall Tivoli Object Dispatcher
94 udp objcall Tivoli Object Dispatcher
95 tcp supdup BSD supdupd(8)
95 udp supdup BSD supdupd(8)
96 tcp dixie DIXIE Protocol Specification
96 udp dixie DIXIE Protocol Specification
97 tcp swift-rvf / swiftrvf Swift Remote Virtural File Protocol
97 udp swift-rvf / swiftrvf Swift Remote Virtural File Protocol
98 tcp tacnews / linuxconf TAC News / LinuxConf
98 udp tacnews / linuxconf TAC News / LinuxConf
99 tcp metagram Metagram Relay
99 udp metagram Metagram Relay
100 tcp newacct [unauthorized use]
101 tcp hostname / hostnames NIC hostname server usually to sri-nic
101 udp hostname / hostnames NIC hostname server usually to sri-nic
102 tcp iso-tsap / isotsap / tsap tsap part of ISODE.
102 udp iso-tsap / isotsap / tsap ISO-TSAP Class 0
103 tcp gppitnp / x400 Genesis Point-to-Point Trans Net / ISO Mail
103 udp gppitnp Genesis Point-to-Point Trans Net
104 tcp acr-nema / acrnema / x400-snd ACR-NEMA Digital Imag. & Comm. 300 /
X400
104 udp acr-nema / acrnema ACR-NEMA Digital Imag. & Comm. 300 / X400
105 tcp csnet-ns / csnetns / cso Mailbox Name Nameserver / CCSO name server
protocol
105 udp csnet-ns / csnetns / cso Mailbox Name Nameserver / CCSO name server
protocol
106 tcp 3com-tsmux / 3comtsmux / pop3pw 3COM-TSMUX / Eudora compatible PW
changer
106 udp 3com-tsmux / 3comtsmux 3COM-TSMUX
107 tcp rtelnet Remote Telnet Service
107 udp rtelnet Remote Telnet Service
108 tcp snagas SNA Gateway Access Server
108 udp snagas SNA Gateway Access Server
109 tcp pop-2 / pop2 postoffice Post Office Protocol - Version 2
109 udp pop-2 / pop2 postoffice Post Office Protocol - Version 2
110 tcp pop-3 / pop3 postoffice Post Office Protocol - Version 3
110 udp pop-3 / pop3 postoffice Post Office Protocol - Version 3
111 tcp sunrpc SUN Remote Procedure Call
111 udp sunrpc SUN Remote Procedure Call
112 tcp mcidas McIDAS Data Transmission Protocol
112 udp mcidas McIDAS Data Transmission Protocol
113 tcp auth / ident ident tap authentication Authentication Service
113 udp auth / ident ident tap authentication Authentication Service
114 tcp audionews Audio News Multicast
114 udp audionews Audio News Multicast
115 tcp sftp Simple File Transfer Protocol
115 udp sftp Simple File Transfer Protocol
116 tcp ansanotify ANSA REX Notify
116 udp ansanotify ANSA REX Notify
117 tcp uucp-path / uucppath UUCP Path Service
117 udp uucp-path / uucppath UUCP Path Service
118 tcp sqlserv SQL Services
118 udp sqlserv SQL Services
119 tcp nntp Network News Transfer Protocol Usenet
119 udp nntp Network News Transfer Protocol Usenet
120 tcp cfdptkt CFDPTKT
120 udp cfdptkt CFDPTKT
121 tcp erpc / trojan / jammerkilla Encore Expedited Remote Pro.Call /
Jammer Killa Trojan Horse BO
121 udp erpc / trojan / jammerkilla Encore Expedited Remote Pro.Call /
Jammer Killa Trojan Horse BO
122 tcp smakynet SMAKYNET
122 udp smakynet SMAKYNET
123 tcp ntp Network Time Protocol
123 udp ntp Network Time Protocol
124 tcp ansatrader ANSA REX Trader
124 udp ansatrader ANSA REX Trader
125 tcp locus-map / locusmap Locus PC-Interface Net Map Ser
125 udp locus-map / locusmap Locus PC-Interface Net Map Ser
126 tcp nxedit / unitary NXEdit / Unisys Unitary Login
126 udp nxedit / unitary NXEdit / Unisys Unitary Login
127 tcp locus-con / locuscon Locus PC-Interface Conn Server
127 udp locus-con / locuscon Locus PC-Interface Conn Server
128 tcp gss-xlicen / gssxclien GSS X License Verification
128 udp gss-xlicen / gssxclien GSS X License Verification
129 tcp password / pwdgen Password Generator Protocol
129 udp password / pwdgen Password Generator Protocol
130 tcp cisco-fna / ciscofna cisco FNATIVE
130 udp cisco-fna / ciscofna cisco FNATIVE
131 tcp cisco-tna / ciscotna cisco TNATIVE
131 udp cisco-tna / ciscotna cisco TNATIVE
132 tcp cisco-sys / ciscosys cisco SYSMAINT
132 udp cisco-sys / ciscosys cisco SYSMAINT
133 tcp statsrv Statistics Service
133 udp statsrv Statistics Service
134 tcp ingres-net / ingresnet INGRES-NET Service
134 udp ingres-net / ingresnet INGRES-NET Service
135 tcp loc-srv / locsrv / epmap DCE endpoint resolution / NCS local
location broker / Microsoft rpc
135 udp loc-srv / locsrv / epmap DCE endpoint resolution / NCS local
location broker / Microsoft rpc
136 tcp profile PROFILE Naming System
136 udp profile PROFILE Naming System
137 tcp netbios-ns / netbiosns NETBIOS Name Service nbns
137 udp netbios-ns / netbiosns NETBIOS Name Service nbns
138 tcp netbios-dgm / netbiosdgm NETBIOS Datagram Service
138 udp netbios-dgm / netbiosdgm NETBIOS Datagram Service
139 tcp netbios-ssn / netbiosssn NETBIOS session service
139 udp netbios-ssn / netbiosssn NETBIOS Session Service
140 tcp emfis-data / emfisdata EMFIS Data Service
140 udp emfis-data / emfisdata EMFIS Data Service
141 tcp emfis-cntl / emfiscntl EMFIS Control Service
141 udp emfis-cntl / emfiscntl EMFIS Control Service
142 tcp bl-idm / blidm Britton-Lee IDM
142 udp bl-idm / blidm Britton-Lee IDM
143 tcp imap / imap2 Interim Mail Access Protocol v2 / Internet Message
Access Protocol
143 udp imap / imap2 Interim Mail Access Protocol v2 / Internet Message
Access Protocol
144 tcp uma / news Universal Management Architecture / NewS window system
144 udp uma Universal Management Architecture
145 tcp uaac UAAC Protocol
145 udp uaac UAAC Protocol
146 tcp iso-tp0 / isotp0 ISO-IP0
146 udp iso-tp0 / isotp0 ISO-IP0
147 tcp iso-ip / isoip ISO-IP
147 udp iso-ip / isoip ISO-IP
148 tcp cronus / jargon CRONUS-SUPPORT / Jargon
148 udp cronus / jargon CRONUS-SUPPORT / Jargon
149 tcp aed-512 / aed512 AED 512 Emulation Service
149 udp aed-512 / aed512 AED 512 Emulation Service
150 tcp sql-net / sqlnet SQL-NET
150 udp sql-net / sqlnet SQL-NET
151 tcp hems HEMS
151 udp hems HEMS
152 tcp bftp Background File Transfer Program
152 udp bftp Background File Transfer Program
153 tcp sgmp SGMP
153 udp sgmp SGMP
154 tcp netsc-prod / netscprod NETSC
154 udp netsc-prod / netscprod NETSC
155 tcp netsc-dev / netscdev NETSC
155 udp netsc-dev / netscdev NETSC
156 tcp sqlsrv SQL Service
156 udp sqlsrv SQL Service
157 tcp knet-cmp / knetcmp KNET/VM Command/Message Protocol
157 udp knet-cmp / knetcmp KNET/VM Command/Message Protocol
158 tcp pcmail-srv / pcmailsrv PCMail Server
158 udp pcmail-srv / pcmailsrv PCMail Server
159 tcp nss-routing / nssrouting NSS-Routing
159 udp nss-routing / nssrouting NSS-Routing
160 tcp sgmp-traps / sgmptraps SGMP-TRAPS
160 udp sgmp-traps / sgmptraps SGMP-TRAPS
161 tcp snmp Simple Net Mgmt Proto
161 udp snmp Simple Net Mgmt Proto
162 tcp snmp-trap / snmptrap snmptrap Traps for SNMP
162 udp snmp-trap / snmptrap snmptrap Traps for SNMP
163 tcp cmip-man / cmipman CMIP/TCP Manager # ISO mgmt over IP (CMOT)
163 udp cmip-man / cmipman CMIP/TCP Manager # ISO mgmt over IP (CMOT)
164 tcp cmip-agent / cmipagent CMIP/TCP Agent
164 udp smip-agent / cmipagent CMIP/TCP Agent
165 tcp xns-courier / xnscourier Xerox
165 udp xns-courier / xnscourier Xerox
166 tcp s-net / snet Sirius Systems
166 udp s-net / snet Sirius Systems
167 tcp namp NAMP
167 udp namp NAMP
168 tcp rsvd RSVD
168 udp rsvd RSVD
169 tcp send SEND
169 udp send SEND
170 tcp print-srv / printsrv Network PostScript
170 udp print-srv / printsrv Network PostScript
171 tcp multiplex Network Innovations Multiplex
171 udp multiplex Network Innovations Multiplex
172 tcp cl1 Network Innovations CL/1
172 udp cl1 Network Innovations CL/1
173 tcp xyplex-mux / xyplexmux Xyplex
173 udp xyplex-mux / xyplexmux Xyplex
174 tcp mailq zmailer MTA / mailq
174 udp mailq zmailer MTA / mailq
175 tcp vmnet VMNET
175 udp vmnet VMNET
176 tcp genrad-mux / genradmux GENRAD-MUX
176 udp genrad-mux / genradmux GENRAD-MUX
177 tcp xdmcp X Display Manager Control Protocol
177 udp xdmcp X Display Manager Control Protocol
178 tcp nextstep NextStep Window Server
178 udp nextstep NextStep Window Server
179 tcp bgp Border Gateway Proto.
179 udp bgp Border Gateway Protocol
180 tcp ris Intergraph
180 udp ris Intergraph
181 tcp unify Unify
181 udp unify Unify
182 tcp audit Unisys Audit SITP
182 udp audit Unisys Audit SITP
183 tcp ocbinder OCBinder
183 udp ocbinder OCBinder
184 tcp ocserver OCServer
184 udp ocserver OCServer
185 tcp remote-kis / remotekis Remote-KIS
185 udp remote-kis / remotekis Remote-KIS
186 tcp kis KIS Protocol
186 udp kis KIS Protocol
187 tcp aci Application Communication Interface
187 udp aci Application Communication Interface
188 tcp mumps Plus Five's MUMPS
188 udp mumps Plus Five's MUMPS
189 tcp qft Queued File Transport
189 udp qft Queued File Transport
190 tcp cacp / gacp Gateway Access Control Protocol
190 udp cacp / gacp Gateway Access Control Protocol
191 tcp prospero Cliff Neuman's Prospero Directory Service
191 udp prospero Cliff Neuman's Prospero Directory Service
192 tcp osu-nms / osunms OSU Network Monitoring System
192 udp osu-nms / osunms OSU Network Monitoring System
193 tcp srmp Spider Remote Monitoring Protocol
193 udp srmp Spider Remote Monitoring Protocol
194 tcp irc Internet Relay Chat Protocol
194 udp irc Internet Relay Chat Protocol
195 tcp dn6-nlm-aud / dn6nlmaud DNSIX Network Level Module Audit
195 udp dn6-nlm-aud / dn6nlmaud DNSIX Network Level Module Audit
196 tcp dn6-smm-red / dn6smmred DNSIX Session Mgt Module Audit Redir
196 udp dn6-smm-red / dn6smmred DNSIX Session Mgt Module Audit Redir
197 tcp dls Directory Location Service
197 udp dls Directory Location Service
198 tcp dls-mon / dlsmon Directory Location Service Monitor
198 udp dls-mon / dlsmon Directory Location Service Monitor
199 tcp smux SNMP Unix Multiplexer
199 udp smux SNMP Unix Multiplexer
200 tcp src IBM System Resource Controller
200 udp src IBM System Resource Controller
201 tcp at-rtmp / atrtmp AppleTalk Routing Maintenance
201 udp at-rtmp / atrtmp AppleTalk Routing Maintenance
202 tcp at-nbp / atnbp AppleTalk name binding
202 udp at-nbp / atnbp AppleTalk Name Binding
203 tcp at-3 / at3 AppleTalk Unused
203 udp at-3 / at3 AppleTalk Unused
204 tcp at-echo / atecho AppleTalk echo
204 udp at-echo / atecho AppleTalk Echo
205 tcp at-5 / at5 AppleTalk Unused
205 udp at-5 / at5 AppleTalk Unused
206 tcp at-zis / atzis AppleTalk zone information
206 udp at-zis / atzis AppleTalk Zone Information
207 tcp at-7 / at7 AppleTalk Unused
207 udp at-7 / at7 AppleTalk Unused
208 tcp at-8 / at8 AppleTalk Unused
208 udp at-8 / at8 AppleTalk Unused
209 tcp qmtp / tam The Quick Mail Transfer Protocol / Trivial Authenticated Mail Protocol
209 udp qmtp / tam The Quick Mail Transfer Protocol / Trivial Authenticated Mail Protocol
210 tcp z39.50 / z3950 ANSI Z39.50 / wais
210 udp z39.50 / z3950 ANSI Z39.50 / wais
211 tcp 914cg Texas Instruments 914C/G Terminal
211 udp 914cg Texas Instruments 914C/G Terminal
212 tcp anet ATEXSSTR
212 udp anet ATEXSSTR
213 tcp ipx IPX
213 udp ipx IPX
214 tcp vmpwscs VM PWSCS
214 udp vmpwscs VM PWSCS
215 tcp softpc Insignia Solutions
215 udp softpc Insignia Solutions
216 tcp atls / callic Access Technology License Server / Computer Associates Int'l License Server
216 udp atls / callic Access Technology License Server / Computer Associates Int'l License Server
217 tcp dbase dBASE Unix
217 udp dbase dBASE Unix
218 tcp mpp Netix Message Posting Protocol
218 udp mpp Netix Message Posting Protocol
219 tcp uarps Unisys ARPs
219 udp uarps Unisys ARPs
220 tcp imap3 Interactive Mail Access Protocol v3
220 udp imap3 Interactive Mail Access Protocol v3
221 tcp fln-spx / flnspx Berkeley rlogind with SPX auth
221 udp fln-spx / flnspx Berkeley rlogind with SPX auth
222 tcp rsh-spx / rshspx Berkeley rshd with SPX auth
222 udp rsh-spx / rshspx Berkeley rshd with SPX auth
223 tcp cdc Certificate Distribution Center
223 udp cdc Certificate Distribution Center
224 tcp masqdialer masqdialer
224 udp masqdialer masqdialer
242 tcp direct Direct
242 udp direct Direct
243 tcp sur-meas / surmeas Survey Measurement
243 udp sur-meas / surmeas Survey Measurement
244 tcp dayna / inbusiness Dayna / inbusiness
244 udp dayna / inbusiness Dayna / inbusiness
245 tcp link LINK
245 udp link LINK
246 tcp dsp3270 Display Systems Protocol
246 udp dsp3270 Display Systems Protocol
247 tcp subntbcst_tftp SUBNTBCST_TFTP
247 udp subntbcst_tftp SUBNTBCST_TFTP
248 tcp bhfhs bhfhs
248 udp bhfhs bhfhs
256 tcp rap RAP
256 udp rap RAP
257 tcp set Secure Electronic Transaction (VISA, etc.)
257 udp set Secure Electronic Transaction (VISA, etc.)
258 tcp yak-chat / yakchat Yak Winsock Personal Chat
258 udp yak-chat / yakchat Yak Winsock Personal Chat
259 tcp esro-gen / esrogen Efficient Short Remote Operations
259 udp esro-gen / esrogen Efficient Short Remote Operations
260 tcp openport Openport
260 udp openport Openport
261 tcp nsiiops IIOP Name Service over TLS/SSL
261 udp nsiiops IIOP Name Service over TLS/SSL
262 tcp arcisdms Arcisdms
262 udp arcisdms Arcisdms
263 tcp hdap HDAP
263 udp hdap HDAP
264 tcp bgmp BGMP
264 udp bgmp BGMP
265 tcp x-bone-ctl X-Bone CTL
265 udp x-bone-ctl X-Bone CTL
266 tcp sst SCSI on ST
266 udp sst SCSI on ST
267 tcp td-service Tobit David Service Layer
267 udp td-service Tobit David Service Layer
268 tcp td-replica Tobit David Replica
268 udp td-replica Tobit David Replica
280 tcp http-mgmt / httpmgmt http-mgmt
280 udp http-mgmt / httpmgmt http-mgmt
281 tcp personal-link / personallink Personal Link
281 udp personal-link / personallink Personal Link
282 tcp cableport-ax / cableportax Cable Port A/X
282 udp cableport-ax / cableportax Cable Port A/X
283 tcp rescap rescap
283 udp rescap rescap
284 tcp corerjd corerjd
284 udp corerjd corerjd
286 tcp fxp-1 FXP-1
286 udp fxp-1 FXP-1
287 tcp k-block K-BLOCK
287 udp k-block K-BLOCK
308 tcp novastorbakcup Novastor Backup
308 udp novastorbakcup Novastor Backup
309 tcp entrusttime EntrustTime
309 udp entrusttime EntrustTime
310 tcp bhmds bhmds
310 udp bhmds bhmds
311 tcp asip-webadmin / asipwebadmin AppleShare IP WebAdmin
311 udp asip-webadmin / asipwebadmin AppleShare IP WebAdmin
312 tcp vslmp VSLMP
312 udp vslmp VSLMP
313 tcp magenta-logic / magentalogic Magenta Logic
313 udp magenta-logic / magentalogic Magenta Logic
314 tcp opalis-robot / opalisrobot Opalis Robot
314 udp opalis-robot / opalisrobot Opalis Robot
315 tcp dpsi DPSI
315 udp dpsi DPSI
316 tcp decauth decAuth
316 udp decauth decAuth
317 tcp zannet Zannet
317 udp zannet Zannet
318 tcp pkix-timestamp PKIX TimeStamp
318 udp pkix-timestamp PKIX TimeStamp
319 tcp ptp-event PTP Event
319 udp ptp-event PTP Event
320 tcp ptp-general PTP General
320 udp ptp-general PTP General
321 tcp pip PIP
321 udp pip PIP
322 tcp rtsps RTSPS
322 udp rtsps RTSPS
333 tcp texar Texar Security Port
333 udp texar Texar Security Port
344 tcp pdap Prospero Data Access Protocol
344 udp pdap Prospero Data Access Protocol
345 tcp pawserv Perf Analysis Workbench
345 udp pawserv Perf Analysis Workbench
346 tcp zserv Zebra server
346 udp zserv Zebra server
347 tcp fatserv Fatmen Server
347 udp fatserv Fatmen Server
348 tcp csi-sgwp / csisgwp Cabletron Management Protocol
348 udp csi-sgwp / csisgwp Cabletron Management Protocol
349 tcp mftp mftp
349 udp mftp mftp
350 tcp matip-type-a / matiptypea MATIP Type A
350 udp matip-type-a / matiptypea MATIP Type A
351 tcp matip-type-b / matiptypeb / bhoetty MATIP Type B / bhoetty (added 5/21/97)
351 udp matip-type-b / matiptypeb / bhoetty MATIP Type B / bhoetty (added 5/21/97)
352 tcp dtag-ste-sb / dtagstesb / bhoedap4 DTAG (assigned long ago) / hoedap4 (added 5/21/97)
352 udp dtag-ste-sb / dtagstesb / bhoedap4 DTAG (assigned long ago) / hoedap4 (added 5/21/97)
353 tcp ndsauth NDSAUTH
353 udp ndsauth NDSAUTH
354 tcp bh611 bh611
354 udp bh611 bh611
355 tcp datex-asn / datexasn DATEX-ASN
355 udp datex-asn / datexasn DATEX-ASN
356 tcp cloanto-net-1 / cloantonet1 Cloanto Net 1
356 udp cloanto-net-1 / cloantonet1 Cloanto Net 1
357 tcp bhevent bhevent
357 udp bhevent bhevent
358 tcp shrinkwrap Shrinkwrap
358 udp shrinkwrap Shrinkwrap
359 tcp tenebris_nts / nsrmp Tenebris Network Trace Service / Network Security Risk Management Protocol
359 udp tenebris_nts / nsrmp Tenebris Network Trace Service / Network Security Risk Management Protocol
360 tcp scoi2odialog scoi2odialog
360 udp scoi2odialog scoi2odialog
361 tcp semantix Semantix
361 udp semantix Semantix
362 tcp srssend SRS Send
362 udp srssend SRS Send
363 tcp rsvp_tunnel RSVP Tunnel
363 udp rsvp_tunnel RSVP Tunnel
364 tcp aurora-cmgr / auroracmgr Aurora CMGR
364 udp aurora-cmgr / auroracmgr Aurora CMGR
365 tcp dtk Deception Tool Kit (lame see www.all.net)
365 udp dtk Deception Tool Kit (lame see www.all.net)
366 tcp odmr ODMR
366 udp odmr ODMR
367 tcp mortgageware MortgageWare
367 udp mortgageware MortgageWare
368 tcp qbikgdp QbikGDP
368 udp qbikgdp QbikGDP
369 tcp rpc2portmap Coda portmapper / rpc2portmap
369 udp rpc2portmap Coda portmapper / rpc2portmap
370 tcp codaauth2 Coda authentication server
370 udp codaauth2 Coda authentication server
371 tcp clearcase Clearcase
371 udp clearcase Clearcase
372 tcp ulistserv / ulistproc ListProcessor / UNIX Listserv
372 udp ulistserv / ulistproc ListProcessor / UNIX Listserv
373 tcp legent-1 / legent1 Legent Corporation (now Computer Associates Intl.)
373 udp legent-1 / legent1 Legent Corporation (now Computer Associates Intl.)
374 tcp legent-2 / legent2 Legent Corporation (now Computer Associates Intl.)
374 udp legent-2 / legent2 Legent Corporation (now Computer Associates Intl.)
375 tcp hassle Hassle
375 udp hassle Hassle
376 tcp nip Amiga Envoy Net Inquiry Prot.
376 udp nip Amiga Envoy Net Inquiry Prot.
377 tcp tnETOS NEC Corporation
377 udp tnETOS NEC Corporation
378 tcp dsETOS NEC Corporation
378 udp dsETOS NEC Corporation
379 tcp is99c TIA/EIA/IS-99 modem client
379 udp is99c TIA/EIA/IS-99 modem client
380 tcp is99s TIA/EIA/IS-99 modem server
380 udp is99s TIA/EIA/IS-99 modem server
381 tcp hp-collector / hpcollector hp performance data collector
381 udp hp-collector / hpcollector hp performance data collector
382 tcp hp-managed-node / hpmanagednode hp performance data managed node
382 udp hp-managed-node / hpmanagednode hp performance data managed node
383 tcp hp-alarm-mgr / hpalarmmgr