A resource circuit board configured for use by a physical migration system , the resource circuit board comprising: at least one common interface shaped and configured to connect to an interconnect of a base circuit board ; and at least one migration-support interface , the at least one common interface being different from the at least one migration-support interface , the at least one migration-support interface : shaped to connect to at least one corresponding migration-support interface of the physical migration system ; and configured to provide connectivity to the resource circuit board during a physical migration of the resource circuit board , the connectivity being network connectivity within a data center, wherein the at least one migration-support interface is configured to provide the connectivity to the resource circuit board only during the physical migration of the resource circuit board , the resource circuit board further comprising processing circuitry, the processing circuitry configured to: detect a connection of the at least one migration-support interface of the resource circuit board to the corresponding migration-support interface of the physical migration system ; and as a result of detecting the connection of the at least one migration-support interface of the resource circuit board to the corresponding migration-support interface of the physical migration system , switching connectivity from the at least one common interface to the at least one migration-support interface of the resource circuit board . at least one common interface shaped and configured to connect to an interconnect of a base circuit board ; and at least one migration-support interface , the at least one common interface being different from the at least one migration-support interface , the at least one migration-support interface : shaped to connect to at least one corresponding migration-support interface of the physical migration system ; and configured to provide connectivity to the resource circuit board during a physical migration of the resource circuit board , the connectivity being network connectivity within a data center, shaped to connect to at least one corresponding migration-support interface of the physical migration system ; and configured to provide connectivity to the resource circuit board during a physical migration of the resource circuit board , the connectivity being network connectivity within a data center, wherein the at least one migration-support interface is configured to provide the connectivity to the resource circuit board only during the physical migration of the resource circuit board , the resource circuit board further comprising processing circuitry, the processing circuitry configured to: detect a connection of the at least one migration-support interface of the resource circuit board to the corresponding migration-support interface of the physical migration system ; and as a result of detecting the connection of the at least one migration-support interface of the resource circuit board to the corresponding migration-support interface of the physical migration system , switching connectivity from the at least one common interface to the at least one migration-support interface of the resource circuit board . detect a connection of the at least one migration-support interface of the resource circuit board to the corresponding migration-support interface of the physical migration system ; and as a result of detecting the connection of the at least one migration-support interface of the resource circuit board to the corresponding migration-support interface of the physical migration system , switching connectivity from the at least one common interface to the at least one migration-support interface of the resource circuit board . <EOS>