Hello all, Sorry if it was a repeated question ;) Without a fencing device I can not build RHCS4 on RHES4, so I would like to purchase a fencing device for 2 cluster each with 2 nodes. What is the best fencing device that I can use with a normal cluster of 2 nodes or with GFS/piranha cluster? Regards, Ajarbou "Disclaimer by McAfee Web Shield e1000 Appliance" This Outgoing Email has been scanned by King Abdul Aziz University SMTP Gateway Antivirus -- Linux-cluster@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cluster