Shell Programming and Scripting

#!/bin/ksh
## generate a list of unique ip addresses
for IP in $(ls -1 | cut -d"_" -f1 |cut -d"." -f2-5|sort -u) 
do
   ## for each ip address, generate a list of unique sys names
   for SYS in $(ls -1 *${IP}* | cut -d"." -f1|sort -u)
   do
      ## print the ip address 
      echo "${IP}\c"
      typeset -i COUNT=1
      ## generate a list of backup file names in date order
      for BACKUP in $(ls -1rt ${SYS}.${IP}* )
      do
          ## print the file info
          echo ",${BACKUP}\c"

          ## increment the counter 
          (( COUNT=${COUNT}+1 ))

          ## test for how many have been printed (you only wanted 2)
          if  [[ ${COUNT} -gt 2 ]]
          then 
             ## get me out of this loop to stop printing for this IP and SYS combination
             break
          fi
      done

      ## end the line
      echo "\n"
   done
done