D-Link DSN-3400-10 Hardware Reference Guide for DSN-3200-10 Valid for fir - Page 18

2.2.2.3 DSN-3400 External Interfaces The back of the xStack DSN-3400 enclosure provides the following external interfaces:  A single 10 GbE XFP transceiver host network connection o (optical or copper depending on what interface you install)  One DB9 RS-232-C diagnostic port  One RJ-45 Fast Ethernet management port Figure 2-6 shows the hardware components on the back of the xStack DSN-3400. Figure 2-6 External Interfaces on the xStack DSN-3400 Enclosure 2.2.2.4 DSN-3400 LEDs Two LEDs next to the XFP connector show transmit (Tx) and receive (Rx) activity on the host network interface. Table 2-6 describes the Tx and Rx LED indicators on the back of the xStack DSN-3400 enclosure. Table 2-6 Host Network Connection LED Indicators on the xStack DSN-3400 Enclosure LED Tx Link Rx Link Color OFF Blinks Green OFF Solid Yellow Blinks Yellow Description There is no transmit activity. There is transmit activity from the xStack DSN-3400. There is no receive activity. A 10GbE connection has been established. There is receive activity with the xStack DSN-3400. 18 Chapter 2 DSN-3000 series Layout