Note that while the board has seven RJ45 ports and two SFP cages, I believe you can only actually use seven network cables at a time since the 10 Gb WAN and LAN interfaces each let you use either ...

The 1000BASE-T SFP operates on standard Category 5 unshielded twisted pair copper cabling of up to 100m (328 ft) link length. Cisco 1000BASE-T SFP modules support 10/100/1000 autonegotiation and ...