Originally Posted by
Mumps
Well, for starters, it's going to depend on the "Network Mode" you select for the Guests. By default, VirtualBox is going to set you up as "NAT" which means the guest can talk *out* but aren't visible as an independent host from the outside looking in. You need to be in "Bridged Adapter" mode for the guests to each get their own DHCP'd (or statically assigned) address. At which point, BOINCTasks from some other machine will be able to talk directly to your guests like you want.