Although our telephone business has reached international competitive standard, we will still be kept on perfecting it, providing businesses such as virtual private communication network and discount.

Communication between the compute nodes occurs on the "compute" network, which is a private network running on eth0, as shown in Figure 1.

There's also an interface on each LPAR, on the 10.4.4 network that is used for internal (private) communication between the LPARs over the POWER Hypervisor virtual network.