On 08/11/10 - 03:40:28PM, Haidong Zhu wrote: > It seems virsh 0.8.3 cannot connect to libvirtd 0.6.3. > > Machine 1: iibvirtd is 0.6.3 > > Machine 2: virsh 0.6.1 > > virsh -c xen+ssh://root@192.168.1.78 list > Connecting to uri: qemu:///session > Id Name State > ---------------------------------- > 0 Domain-0 running > 1 shanxi idle > > Machine 3: virsh 0.8.3 > > virsh -c xen+ssh://root@192.168.1.78 list > error: server closed connection: > error: failed to connect to the hypervisor I don't really remember exactly with the xen driver, but I think your URI is wrong. I think you need: # virsh -c xen+ssh://root@192.168.1.78/system list If you try that, does it work? -- Chris Lalancette