ZyPer4KOptional Ports - 10G EthernetThe customer may chose which type of Ethernet interface is appropriate for the applicationbeing addressed. Only one is present at a time and either is available regardless of theenclosure size.Port Name Index Definition10G Fiber A1 10 Gigabit Ethernet Connection. Uses standard 10G pluggabledevices SFP devices.10G Copper A2 10G Ethernet over Cat6a (or better) cabling. RJ45TX Activity B Blue LED illuminates in synchrony with the transmission of 10GEthernet dataRX Activity C Blue LED illuminates in synchrony with the receipt of 10GEthernet dataUser Manual Page