I just forget something :) its the german version so its not ETABLISHED its VERBUNDEN ;P So: netstat -t -e -n|grep :6000| grep VERBUNDEN |sed -e 's/:/ /g'| sed -e 's/VERBUNDEN/VERBUNDEN /' | awk '{print $9,$6}'|sort|uniq ~-> 0 192.168.0.252 0 192.168.0.253 501 192.168.0.253 502 192.168.0.252 Greetings Stefan Frey