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Annotation of 43BSDReno/domestic/src/rsh/rsh.1, revision 1.1

1.1     ! root        1: .\" Copyright (c) 1983, 1990 The Regents of the University of California.
        !             2: .\" All rights reserved.
        !             3: .\"
        !             4: .\" Redistribution and use in source and binary forms are permitted provided
        !             5: .\" that: (1) source distributions retain this entire copyright notice and
        !             6: .\" comment, and (2) distributions including binaries display the following
        !             7: .\" acknowledgement:  ``This product includes software developed by the
        !             8: .\" University of California, Berkeley and its contributors'' in the
        !             9: .\" documentation or other materials provided with the distribution and in
        !            10: .\" all advertising materials mentioning features or use of this software.
        !            11: .\" Neither the name of the University nor the names of its contributors may
        !            12: .\" be used to endorse or promote products derived from this software without
        !            13: .\" specific prior written permission.
        !            14: .\" THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
        !            15: .\" WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
        !            16: .\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            17: .\"
        !            18: .\"     @(#)rsh.1      6.8 (Berkeley) 7/24/90
        !            19: .\"
        !            20: .Dd July 24, 1990
        !            21: .Dt RSH 1
        !            22: .Os BSD 4.2
        !            23: .Sh NAME
        !            24: .Nm rsh
        !            25: .Nd remote shell
        !            26: .Sh SYNOPSIS
        !            27: .Ar rsh
        !            28: .Op Fl Kdnx
        !            29: .Op Fl k Ar realm
        !            30: .Op Fl l Ar username
        !            31: .Ar host
        !            32: .Op command
        !            33: .Sh DESCRIPTION
        !            34: .Nm Rsh
        !            35: executes
        !            36: .Ar command
        !            37: on
        !            38: .Ar host  .
        !            39: .Pp
        !            40: .Nm Rsh
        !            41: copies its standard input to the remote command, the standard
        !            42: output of the remote command to its standard output, and the
        !            43: standard error of the remote command to its standard error.
        !            44: Interrupt, quit and terminate signals are propagated to the remote
        !            45: command;
        !            46: .Nm rsh
        !            47: normally terminates when the remote command does.
        !            48: The options are as follows:
        !            49: .Tp Fl K
        !            50: The
        !            51: .Fl K
        !            52: option turns off all Kerberos authentication.
        !            53: .Tp Fl d
        !            54: The
        !            55: .Fl d
        !            56: option turns on socket debugging (using
        !            57: .Xr setsockopt  2  )
        !            58: on the TCP sockets used for communication with the remote host.
        !            59: .Tp Fl k
        !            60: The
        !            61: .Fl k
        !            62: option causes
        !            63: .Nm rsh
        !            64: to obtain tickets for the remote host in
        !            65: .Ar realm
        !            66: instead of the remote host's realm as determined by
        !            67: .Xr krb_realmofhost  3  .
        !            68: .Tp Fl l
        !            69: By default, the remote username is the same as the local username.
        !            70: The
        !            71: .Fl l
        !            72: option allows the remote name to be specified.
        !            73: Kerberos authentication is used, and authorization is determined
        !            74: as in
        !            75: .Xr rlogin  1  .
        !            76: .Tp Fl n
        !            77: The
        !            78: .Fl n
        !            79: option redirects input from the special device
        !            80: .Pa /dev/null
        !            81: (see the BUGS section of this manual page).
        !            82: .Tp Fl x
        !            83: The
        !            84: .Fl x
        !            85: option turns on DES encryption for all data exchange.
        !            86: This may introduce a significant delay in response time.
        !            87: .Tp
        !            88: .Pp
        !            89: If no
        !            90: .Ar command
        !            91: is specified, you will be logged in on the remote host using
        !            92: .Xr rlogin  1  .
        !            93: .Pp
        !            94: Shell metacharacters which are not quoted are interpreted on local machine,
        !            95: while quoted metacharacters are interpreted on the remote machine.
        !            96: For example, the command
        !            97: .Pp
        !            98: .Dl rsh otherhost cat remotefile >> localfile
        !            99: .Pp
        !           100: appends the remote file
        !           101: .Ar remotefile
        !           102: to the local file
        !           103: .Ar localfile ,
        !           104: while
        !           105: .Pp
        !           106: .Dl rsh otherhost cat remotefile \&">>\&" other_remotefile
        !           107: .Pp
        !           108: appends
        !           109: .Ar remotefile
        !           110: to
        !           111: .Ar other_remotefile .
        !           112: .\" .Pp
        !           113: .\" Many sites specify a large number of host names as commands in the
        !           114: .\" directory /usr/hosts.
        !           115: .\" If this directory is included in your search path, you can use the
        !           116: .\" shorthand ``host command'' for the longer form ``rsh host command''.
        !           117: .Sh FILES
        !           118: .Dw /etc/hosts
        !           119: .Di L
        !           120: .Dp Pa /etc/hosts
        !           121: .Dp
        !           122: .Sh SEE ALSO
        !           123: .Xr rlogin 1 ,
        !           124: .Xr kerberos 3 ,
        !           125: .Xr krb_sendauth 3 ,
        !           126: .Xr krb_realmofhost 3
        !           127: .Sh HISTORY
        !           128: .Nm Rsh
        !           129: appeared in 4.2 BSD
        !           130: .Sh BUGS
        !           131: If you are using
        !           132: .Xr csh  1
        !           133: and put a
        !           134: .Nm rsh
        !           135: in the background without redirecting its input away from the terminal,
        !           136: it will block even if no reads are posted by the remote command.
        !           137: If no input is desired you should redirect the input of
        !           138: .Nm rsh
        !           139: to
        !           140: .Pa /dev/null
        !           141: using the
        !           142: .Fl n
        !           143: option.
        !           144: .Pp
        !           145: You cannot run an interactive command
        !           146: (like
        !           147: .Xr rogue  6
        !           148: or
        !           149: .Xr vi  1  )
        !           150: using
        !           151: .Nm rsh  ;
        !           152: use
        !           153: .Xr rlogin  1
        !           154: instead.
        !           155: .Pp
        !           156: Stop signals stop the local
        !           157: .Nm rsh
        !           158: process only; this is arguably wrong, but currently hard to fix for reasons
        !           159: too complicated to explain here.

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