01-09-2007
checkout this script
ip=$( echo $1 | cut -d"/" -f1 )
no=$( echo $1 | cut -d"/" -f2 )
k=`expr 32 - $no`
nu=$(echo "2 ^ $k" | bc)
num=1
new_ip=$( echo $ip | cut -d"." -f1-3 )
while [[ $num -ne $nu ]]
do
echo $new_ip".$num"
(( num = num + 1 ))
done
Last edited by Krrishv; 01-09-2007 at 09:29 AM..
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TGET(1) General Commands Manual TGET(1)
NAME
tget - get termcap values
SYNOPSIS
tget [-flag id] [-num id] [-str id] [-goto col line] [[-echo] string]
DESCRIPTION
Tget allows shell scripts access to the termcap(3) functions. Flags, numbers and strings can be queried from the termcap database under
the entry denoted by the environment variable $TERM.
OPTIONS
-flag id
Set the exit status to zero if the flag id is set. All other options except -echo set the exit status to id being available or not.
The last option sets the final exit code.
-num id
Print the value of the numeric variable id.
-str id
Print the value of the string variable id.
-goto col line
Generates instructions to go to the given column and line if the cm capability exists.
-echo string
Prints string. Any other argument that does not start with a dash is also printed.
EXAMPLE
Try this: tget -str so 'Reverse Video' -str se
ENVIRONMENT
TERM Terminal type.
TERMCAP Path to the termcap database, by default /etc/termcap:/usr/etc/termcap.
SEE ALSO
termcap(3).
DIAGNOSTICS
Tget will fail immediately with a descriptive message if the termcap entry can't be found.
AUTHOR
Kees J. Bot (kjb@cs.vu.nl)
TGET(1)