store output to a file and read from it Post: 85301

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How to read a value from a file and store in a variable?

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sffinger

tryfrom(1)						      General Commands Manual							tryfrom(1)

NAME

       tryfrom, sffinger - utility programs for TCP Wrappers

SYNOPSIS

DESCRIPTION

   tryfrom
       This  program  identifies  the  end-point details related to a connection.  This program must be called via a remote shell command as shown
       below.  It is used to find out if the hostname and the address are properly recognized, and also if the username lookup works properly.

       prints the following output when it is invoked:

       The information related to the client describes how the remote host recognizes the client in terms of address, name  and  user  name.   The
       information related to the server gives the remote host's details.

       See hosts_access(5) manual page for more information on expressions.

   sffinger
       This  is  a wrapper program to the finger(1) client which offers better protection against the possible damage from data sent by the remote
       server.	This command accepts all the options supported by finger(1).

       It is recommended to use this program in the implementation of traps in the access control language of and See hosts_access(5) man page for
       more information on setting traps.

       This  program  restricts  each line length to 128 bytes and total response to a maximum of 100000 bytes.  uses 60 seconds time-out value in
       getting the response from the remote host's server.

AUTHOR

       Wietse Venema (wietse@wzv.win.tue.nl),
       Department of Mathematics and Computing Science,
       Eindhoven University of Technology
       Den Dolech 2, P.O. Box 513,
       5600 MB Eindhoven, The Netherlands

SEE ALSO

       finger(1), tcpd(1M), hosts_access(5).

																	tryfrom(1)

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Discussion started by: rajan_ka1

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