On 17 January 2014 20:14, Suvayu Ali <fatkasuvayu+linux@xxxxxxxxx> wrote: > Hi, [...] > $ nmap -sn 192.168.1.65-150 If you have GNU parallel instead then you can do it in a few seconds: seq 65 150 | parallel -j0 ping -c1 192.168.1.{} | grep "64 bytes" Without GNU parallel you can do this: for f in {65..150} do (ping -c1 192.168.1.$f | grep "64 bytes" &) done -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines Have a question? Ask away: http://ask.fedoraproject.org