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1.1 ! root 1: .TH VT 1C "21 Nov 1988" ! 2: .\" $Header: /f/osi/vt/RCS/vt.1c,v 7.0 89/11/23 22:31:48 mrose Rel $ ! 3: .\" ! 4: .\" ! 5: .\" $Log: vt.1c,v $ ! 6: .\" Revision 7.0 89/11/23 22:31:48 mrose ! 7: .\" Release 6.0 ! 8: .\" ! 9: .SH NAME ! 10: vt \- VT interactive remote login initiator ! 11: .SH SYNOPSIS ! 12: .in +.5i ! 13: .ti -.5i ! 14: .B vt ! 15: \%[-g] ! 16: \%[-D] ! 17: \%[-f] ! 18: \%[-F logfile] ! 19: \%[-B] ! 20: \%[host] ! 21: .in -.5i ! 22: .SH DESCRIPTION ! 23: The \fIvt\fR program implements the initiator side of ! 24: a remote login service based on the Virtual Terminal (VT) ! 25: standard and the VT TELNET profile from the NIST OSI Workshop ! 26: Implementor's Agreements. ! 27: .PP ! 28: The user interface to the service is based on BSD 4.2 TELNET. ! 29: Command mode is entered by typing an escape character (``^]'' by default) ! 30: as in TELNET. ! 31: .SH OPTIONS ! 32: .TP ! 33: .B -g ! 34: Use only the G0 character set for the \fIascii\fR repertoire (graphics only). ! 35: .TP ! 36: .B -D ! 37: Use the VT asynchronous default profile (see ISO 9040) rather than ! 38: the TELNET profile. ! 39: .TP ! 40: .B -B ! 41: Do not use the VT-BREAK functional unit (see ISO 9040) in negotiating ! 42: the VT association. ! 43: .TP ! 44: .B -F logfile ! 45: Sets the VT logfile. ! 46: Note that the pathname of this file is interpreted relatively to the ! 47: ISODE logging area. ! 48: To have tracing information written to a file in the current ! 49: directory, ! 50: start the filename with \*(lq./\*(rq. ! 51: .TP ! 52: .B -f ! 53: Do not read and execute the commands in the file \fI$HOME/.vtrc\fR on startup. ! 54: .SH COMMANDS ! 55: .TP ! 56: .B open\0host ! 57: Open an association with the remote login service on the named host. ! 58: .TP ! 59: .B close\fR ! 60: Close the existing association. ! 61: .TP ! 62: .B quit\fR ! 63: Close the association and exit the remote login initiator process. ! 64: .TP ! 65: .B escape ! 66: Set the ``escape character'' used to enter command mode. Control characters ! 67: may be specified as ``^'' followed by a single letter; ! 68: e.g. ``control-X'' is ``^X''. ! 69: .TP ! 70: .B ayt ! 71: Send an ``are you there'' message to the remote login server. ! 72: .TP ! 73: .B break ! 74: Send a ``break'' message to flush data queued in both directions ! 75: and interrupt the remote process. ! 76: .TP ! 77: .B help ! 78: Print a description of the available commands. ! 79: .TP ! 80: .B set ! 81: Configure the VT variables listed below. ! 82: .TP ! 83: .B status ! 84: Prints the current status of VT. ! 85: .TP ! 86: .B suspend ! 87: Suspend ! 88: .IR vt . ! 89: This command only works when the user is using the ! 90: .IR csh . ! 91: .PP ! 92: VT commands in $HOME/.vtrc are executed when \fIvt\fR starts ! 93: up unless the \fI-f\fR flag is used. ! 94: .SH Variables ! 95: .PP ! 96: Variables that can be manipulated with the \fIset\fR ! 97: command include: ! 98: .TP ! 99: .B crmod ! 100: Toggle carriage return mode. When this mode is enabled ! 101: any carriage return characters received from the remote ! 102: host will be mapped into a carriage return and a line ! 103: feed. This mode does not affect those characters ! 104: typed by the user, only those received. ! 105: .TP ! 106: .B echo ! 107: Sets the echo mode to remote (ie. responder echoes) with ``set ! 108: echo remote'' or local (ie. initiator echoes) with ``set ! 109: echo local''. ! 110: .TP ! 111: .B repertoire ! 112: Sets the character set to \fIascii \fRor \fItransparent\fR ! 113: (binary). ! 114: .SH FILES ! 115: .nf ! 116: .ta \w'\*(EDisoentities 'u ! 117: \*(EDisoentities ISODE application entity title database ! 118: $HOME/\&.vtrc runcom file ! 119: .fi ! 120: .SH "SEE ALSO" ! 121: vtd(8c), ! 122: .br ! 123: \fIThe ISO Development Environment: User's Manual\fR, ! 124: .br ! 125: ISO DIS 9040, 9041: ! 126: \fIInformation Processing Systems \-\- ! 127: Virtual Terminal Service and Protocol\fR ! 128: .br ! 129: Implementation Agreements for Open Systems Interconnection Protocols ! 130: .SH AUTHORS ! 131: Rick Wilder and Don Chirieleison, ! 132: The MITRE Corporation. ! 133: .br ! 134: Parts of this program are based on the \fItelnet\fR(1c) program supplied with ! 135: Berkeley UNIX. ! 136: .SH BUGS ! 137: .PP ! 138: \fIvt\fR and \fIvtd\fR need to be brought up to date with BSD 4.3(4?) ! 139: TELNET. ! 140: .PP ! 141: The encodings of the VT PDUs may need to be updated when ! 142: the International Standard version of ISO 9041 is available.
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