Patent ID: 8385356

Claim:
An apparatus comprising: a first virtual bridge associated with a first domain and coupled to a first virtual machine of a first server computer of a plurality of server computers, wherein the first virtual bridge is configured to forward a first data frame to a second virtual bridge responsive to address data of the first data frame indicating that a destination of the first data frame is outside of the first domain of the first virtual bridge; the second virtual bridge associated with a second domain and associated with an adapter coupled to the first virtual machine, wherein the second virtual bridge is configured to receive the first data frame from the first virtual bridge and forward the first data frame to a third virtual bridge responsive to the address data of the first data frame indicating that the destination of the data frame is outside of the second domain of the second virtual bridge; and the third virtual bridge associated with a third domain, coupled to the adapter, and coupled to the plurality of server computers, the third virtual bridge configured to receive the first data frame from the second virtual bridge and to forward the first data frame within the third domain to a second server computer of the plurality of server computers.