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TCP UDP Ports


Official List

Ports 200 - 300

Port Protocol (TCP/UDP) Title Description
Port 200 tcp src IBM System Resource
Port 200 udp src IBM System Resource
Port 201 tcp at-rtmp AppleTalk Routing Maintenance
Port 201 udp at-rtmp AppleTalk Routing Maintenance
Port 202 tcp at-nbp AppleTalk Name Binding
Port 202 udp at-nbp AppleTalk Name Binding
Port 203 tcp at-3 AppleTalk Unused
Port 203 udp at-3 AppleTalk Unused
Port 204 tcp at-echo AppleTalk Echo
Port 204 udp at-echo AppleTalk Echo
Port 205 tcp at-5 AppleTalk Unused
Port 205 udp at-5 AppleTalk Unused
Port 206 tcp at-zis AppleTalk Zone Information
Port 206 udp at-zis AppleTalk Zone Information
Port 207 tcp at-7 AppleTalk Unused
Port 207 udp at-7 AppleTalk Unused
Port 208 tcp at-8 AppleTalk Unused
Port 208 udp at-8 AppleTalk Unused
Port 209 tcp qmtp The Quick Mail Protocol
Port 209 udp qmtp The Quick Mail Protocol
Port 210 tcp z39.50 ANSI Z39.50
Port 210 udp z39.50 ANSI Z39.50
Port 211 tcp 914c/g Texas Instruments 914C/G
Port 211 udp 914c/g Texas Instruments 914C/G
Port 212 tcp anet ATEXSSTR
Port 212 udp anet ATEXSSTR
Port 213 tcp ipx IPX
Port 213 udp ipx IPX
Port 214 tcp vmpwscs VM PWSCS
Port 214 udp vmpwscs VM PWSCS
Port 215 tcp softpc Insignia Solutions
Port 215 udp softpc Insignia Solutions
Port 216 tcp CAIlic Computer Associates Int'l Server
Port 216 udp CAIlic Computer Associates Int'l Server
Port 217 tcp dbase dBASE Unix
Port 217 udp dbase dBASE Unix
Port 218 tcp mpp Netix Message Posting
Port 218 udp mpp Netix Message Posting
Port 219 tcp uarps Unisys ARPs
Port 219 udp uarps Unisys ARPs
Port 220 tcp imap3 Interactive Mail Access v3
Port 220 udp imap3 Interactive Mail Access v3
Port 221 tcp fln-spx Berkeley rlogind with auth
Port 221 udp fln-spx Berkeley rlogind with auth
Port 222 tcp rsh-spx Berkeley rshd with auth
Port 222 udp rsh-spx Berkeley rshd with auth
Port 223 tcp cdc Certificate Distribution Center
Port 223 udp cdc Certificate Distribution Center
Port 224 tcp masqdialer masqdialer
Port 224 udp masqdialer masqdialer
Port 242 tcp direct Direct
Port 242 udp direct Direct
Port 243 tcp sur-meas Survey Measurement
Port 243 udp sur-meas Survey Measurement
Port 244 tcp inbusiness inbusiness
Port 244 udp inbusiness inbusiness
Port 245 tcp link LINK
Port 245 udp link LINK
Port 246 tcp dsp3270 Display Systems Protocol
Port 246 udp dsp3270 Display Systems Protocol
Port 247 tcp subntbcst_tftp SUBNTBCST_TFTP
Port 247 udp subntbcst_tftp SUBNTBCST_TFTP
Port 248 tcp bhfhs bhfhs
Port 248 udp bhfhs bhfhs
Port 256 tcp rap RAP
Port 256 udp rap RAP
Port 257 tcp set Secure Electronic Transaction
Port 257 udp set Secure Electronic Transaction
Port 259 tcp esro-gen Efficient Short Remote
Port 259 udp esro-gen Efficient Short Remote
Port 260 tcp openport Openport
Port 260 udp openport Openport
Port 261 tcp nsiiops IIOP Name Service TLS/SSL
Port 261 udp nsiiops IIOP Name Service TLS/SSL
Port 262 tcp arcisdms Arcisdms
Port 262 udp arcisdms Arcisdms
Port 263 tcp hdap HDAP
Port 263 udp hdap HDAP
Port 264 tcp bgmp BGMP
Port 264 udp bgmp BGMP
Port 265 tcp x-bone-ctl X-Bone CTL
Port 265 udp x-bone-ctl X-Bone CTL
Port 266 tcp sst SCSI on ST
Port 266 udp sst SCSI on ST
Port 267 tcp td-service Tobit David Service
Port 267 udp td-service Tobit David Service
Port 268 tcp td-replica Tobit David Replica
Port 268 udp td-replica Tobit David Replica
Port 269 tcp manet MANET Protocols
Port 269 udp manet MANET Protocols
Port 270 udp gist Q-mode encapsulation for messages
Port 280 tcp http-mgmt http-mgmt
Port 280 udp http-mgmt http-mgmt
Port 281 tcp personal-link Personal Link
Port 281 udp personal-link Personal Link
Port 282 tcp cableport-ax Cable Port A/X
Port 282 udp cableport-ax Cable Port A/X
Port 283 tcp rescap rescap
Port 283 udp rescap rescap
Port 284 tcp corerjd corerjd
Port 284 udp corerjd corerjd
Port 286 tcp fxp FXP Communication
Port 286 udp fxp FXP Communication
Port 287 tcp k-block K-BLOCK
Port 287 udp k-block K-BLOCK