Hello, I tried to setup an testing environment inside a VMWare Workstation with 3 ubuntu 10.10 server. I can add the probes by hostname, which is configured in /etc/hosts root at ubuntu01:~# gluster peer statusNumber of Peers: 2 Hostname: ubuntu02 Uuid: b2dc0e78-f91a-4fa2-9faa-ce7d81a281fe State: Peer in Cluster (Connected) Hostname: ubuntu03 Uuid: f127902d-7f46-4438-bfeb-5ce25821ab15 State: Peer in Cluster (Connected) root at ubuntu01:~# gluster volume create store ubuntu02:/var/store ubuntu03:/var/store Creation of volume store has been unsuccessful But working with the IP Adresses is working root at ubuntu01:~# gluster volume create store 172.16.101.202:/var/store 172.16.101.203:/var/store Creation of volume store has been successful BR Uwe