Genuine Cisco SPA-1X10GE-L-V2, 1-Port 10 Gigabit Ethernet Shared Port Very good
One 10 Gigabit Ethernet port. OIR of the SPA within the SIP and the optics within the SPA. Cisco Catalyst 6500 Series Switches. Cisco CRS Carrier Routing System. Port Density per SPA. Physical Interface.