Patent ID: 8489795

Claim:
A PCI-Express communication system comprising: a first PCI-Express=PCI-Express bridge connected with an external route complex through a first PCI-Express switch, and configured to perform an address translation on a packet received from said first PCI-Express switch to assign a parameter indicating a first route to a target address of the packet; a second PCI-Express=PCI-Express bridge connected with said external route complex through a second PCI-Express switch, and configured to perform a different address translation from the first PCI-Express switch on a packet received from said second PCI-Express switch to assign a parameter indicating a second route to a target address of the packet; an address filter configured to limit an address range for the packet received from one of said first PCI-Express=PCI-Express bridge and said second PCI-Express=PCI-Express bridge; and a route complex configured to receive the packet from said address filter.