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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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