1 .\" $NetBSD: talk.1,v 1.8 2003/08/07 11:16:05 agc Exp $
3 .\" Copyright (c) 1983, 1990, 1993
4 .\" The Regents of the University of California. All rights reserved.
6 .\" Redistribution and use in source and binary forms, with or without
7 .\" modification, are permitted provided that the following conditions
9 .\" 1. Redistributions of source code must retain the above copyright
10 .\" notice, this list of conditions and the following disclaimer.
11 .\" 2. Redistributions in binary form must reproduce the above copyright
12 .\" notice, this list of conditions and the following disclaimer in the
13 .\" documentation and/or other materials provided with the distribution.
14 .\" 3. Neither the name of the University nor the names of its contributors
15 .\" may be used to endorse or promote products derived from this software
16 .\" without specific prior written permission.
18 .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
19 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 .\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
22 .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 .\" @(#)talk.1 8.1 (Berkeley) 6/6/93
37 .Nd talk to another user
44 is a visual communication program which copies lines from your
45 terminal to that of another user.
48 .Bl -tag -width ttyname
50 If you wish to talk to someone on your own machine, then
52 is just the person's login name.
53 If you wish to talk to a user on another host, then
58 If you wish to talk to a user who is logged in more than once, the
60 argument may be used to indicate the appropriate terminal
70 .Bd -literal -offset indent -compact
71 Message from TalkDaemon@his_machine...
72 talk: connection requested by your_name@your_machine.
73 talk: respond with: talk your_name@your_machine
76 to the user you wish to talk to.
77 At this point, the recipient
78 of the message should reply by typing
80 .Dl talk \ your_name@your_machine
82 It doesn't matter from which machine the recipient replies, as
83 long as his login-name is the same.
84 Once communication is established,
85 the two parties may type simultaneously, with their output appearing
89 will cause the screen to
90 be reprinted, while your erase, kill, and word kill characters will
92 To exit, just type your interrupt character;
94 then moves the cursor to the bottom of the screen and restores the
95 terminal to its previous state.
97 Permission to talk may be denied or granted by use of the
100 At the outset talking is allowed.
106 disallow messages in order to
107 prevent messy output.
111 environment variable is set, its value is used as the
115 packets appear to be originating from.
116 This is useful if you wish to talk to someone on another machine and
117 your internal hostname does not resolve to the address of your
118 external interface as seen from the other machine.
120 .Bl -tag -width /var/run/utmp -compact
122 to find the recipient's machine
124 to find the recipient's tty
142 is incompatible with the protocol used in the version released with