10.17 Port numbersThe information below is a coy of a paper by the Econet Standards Group.ESG paper 0001This standard defines the way in which port numbers may legally be used.They should only be used for the purposes given in the following list.00	Illegal (note 1)01-0F	Reply only (note 2)10-2F	Torch Computers (note 3)54	DigitalServicesTapeStore90	FileServerReply91	FileServerDataAck92	FileServerData93	Remote99	FileServerCommand9C	Bridge9E	PrinterServerInquiryReply9F	PrinterServerInquiryA0	SJ Research *FAST protocol (Econet Terminal/file server management)AF	SJ Research Nexus net find reply portB0	FindServerB1	FindServerReplyB2	TeletextServerCommandB3	TeletextServerPageD0	PrinterServerReplyD1	PrinterServerDataD2	TCPIPProtocolSuiteD3	SIDFrameSlaveD4	ScrollaramaD5	PhoneD6	BroadcastControlD7	BroadcastDataD8	ImpressionLicenceCheckerD9	DigitalServicesSquirrelDA	SIDSecondaryDB	DigitalServicesSquirrel2DC	DataDistributionControlDD	DataDistributionDataDE	ClassROMDF	PrinterSpoolerCommandE0-FE	User programsFF	Illegal