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1.1 ! root 1: .TH ISOENTITIES 5 "31 May 1988" ! 2: .\" $Header: /f/osi/support/RCS/isoentities.5,v 7.0 89/11/23 22:27:31 mrose Rel $ ! 3: .\" ! 4: .\" ! 5: .\" $Log: isoentities.5,v $ ! 6: .\" Revision 7.0 89/11/23 22:27:31 mrose ! 7: .\" Release 6.0 ! 8: .\" ! 9: .SH NAME ! 10: .B isoentities ! 11: \- ISODE entities database ! 12: .SH DESCRIPTION ! 13: The \fIisoentities\fR file contains information regarding the known ! 14: application-entity titles (AETs). ! 15: This file is used by the stub\-directory service in ISODE. ! 16: .PP ! 17: Entries are separated by blank lines (or the end\-of\-file). ! 18: Items are separated by any number of blanks and/or tab characters, ! 19: though double\-quotes may be used to prevent separation between arguments. ! 20: The character `#' at the beginning of a line indicates a comment line. ! 21: .PP ! 22: Each entry consists of four items: ! 23: the first two, ! 24: the designator and qualifier, ! 25: for the object descriptor of the application-entity information ! 26: (the distinguished designator \*(lqdefault\*(rq is used for a template entry); ! 27: the third item is the object identifier of application-entity ! 28: information in dot-notation ! 29: (if no application-entity information is desired the string ! 30: \*(lqNULL\*(rq should be used instead); ! 31: and the fourth item is the entire presentation address expressed using ! 32: the ISODE string format. ! 33: Note that since double-quotes are often used in the new string format, ! 34: it is \fBvery\fR important to quote them correctly in the ! 35: \fIisoentities\fR file. ! 36: Usually preceeding the first character of the address with single backslash ! 37: is adequate. ! 38: .PP ! 39: It is suggested for readability purposes that a blank line should ! 40: seperate entries. ! 41: .PP ! 42: Note that this database is used by the stub-directory service in ISODE. ! 43: A real directory uses an entirely different mechanism for resolving lookups. ! 44: The stub-directory mechanism in ISODE transforms the internal AET ! 45: notion (the object identifiers) into one which appears to have come ! 46: from a real directory (i.e., application-entity information). ! 47: .SH "RFC1085 SUPPORT" ! 48: Since applications using RFC1085 (the lightweight presentation protocol) ! 49: usually demultiplex on the basis of TCP or UDP port, ! 50: a further definition for the qualifier is placed in ! 51: \fI/etc/services\fR, ! 52: one of: ! 53: .sp ! 54: .in +.5i ! 55: .nf ! 56: qualifier portno/lpp ! 57: qualifier portno/tcp ! 58: qualifier portno/udp ! 59: .fi ! 60: .in -.5i ! 61: .sp ! 62: The first alternative says that the service lives on both TCP and UD; ! 63: the second alternative says that the service lives on TCP only; ! 64: and, ! 65: the third alternative says that the service lives on UDP only. ! 66: .SH FILES ! 67: .nf ! 68: .ta \w'\*(EDisoentities 'u ! 69: \*(EDisoentities ISODE entities database ! 70: .re ! 71: .fi ! 72: .SH "SEE ALSO" ! 73: isobjects(5), isoservices(5), ! 74: .br ! 75: \fIThe ISO Development Environment: User's Manual, Volume 1: ! 76: Application Services\fR, \*(lqThe ISODE Entities Database\*(rq. ! 77: .SH AUTHOR ! 78: Marshall T. Rose ! 79: .br ! 80: with design conceptualization by Stephen E. Kille, University College London.
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