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1.1 ! root 1: .\" Copyright (c) 1980 Regents of the University of California. ! 2: .\" All rights reserved. The Berkeley software License Agreement ! 3: .\" specifies the terms and conditions for redistribution. ! 4: .\" ! 5: .\" @(#)rv.4 4.1 (Berkeley) 5/15/85 ! 6: .\" ! 7: .TH RV 4 ! 8: .UC 4 ! 9: .SH NAME ! 10: rv \- Racal/Vadic ACU interface ! 11: .SH DESCRIPTION ! 12: The racal/vadic ACU interface is provided by the files ! 13: .I /dev/cua[01] ! 14: which is a multiplexed file, and by the daemon ! 15: .I dnd ! 16: which monitors the file, simulating a standard DN dialer. ! 17: To place an outgoing call one forks a sub-process ! 18: trying to open ! 19: .I /dev/cul? ! 20: and then opens the corresponding file ! 21: .I /dev/cua? ! 22: file and writes a number on it. ! 23: The daemon translates the call to proper format for the ! 24: Racal/Vadic interface, and monitors the progress of the call ! 25: recording accounting information for later use. ! 26: .PP ! 27: The codes for the phone numbers are the same as in the DN interface: ! 28: .TP ! 29: 0-9 ! 30: dial 0-9 ! 31: .br ! 32: .ns ! 33: .TP ! 34: .B : ! 35: dial * ! 36: .br ! 37: .ns ! 38: .TP ! 39: .B ; ! 40: dial # ! 41: .br ! 42: .ns ! 43: .TP ! 44: \- ! 45: delay for second dial tone ! 46: .br ! 47: .ns ! 48: .TP ! 49: < ! 50: end-of-number ! 51: .PP ! 52: The entire telephone number must be ! 53: presented in a single ! 54: .I write ! 55: system call. ! 56: .PP ! 57: It is require that an end-of-number ! 58: code be given. ! 59: .DT ! 60: .SH FILES ! 61: /dev/cua0 virtual dialer for 300 baud dialout ! 62: .br ! 63: /dev/cua1 virtual dialer for 1200 baud dialout ! 64: .br ! 65: /dev/cul0 the terminal which is connected to the 300 baud dialout ! 66: .br ! 67: /dev/cul1 the terminal which is connected to the 1200 baud dialout ! 68: .br ! 69: /usr/adm/dnacct Accounting records for sucessfully completed calls. ! 70: .SH "SEE ALSO" ! 71: cu(1), uucp(1) ! 72: .SH BUGS ! 73: Locking problems. ! 74: .PP ! 75: The multiplexor seems to have rare-case bugs which occasinally crash ! 76: the system taking trap type 9's, usually in the ! 77: .I sdata ! 78: system routine.
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