Dell Force10 MXL Blade Getting Started Guide - Page 12

Each plug-in module also contains LEDs that provide information about the link status and traffic activity on a port (Figure 1-5). Figure 1-5. Port LEDs on Modules Link Status Activity Link Status Activity Link Status Activity Table 1-2 describes the LED status of the 10GbE BASE-T, 10GbE SFP+, and 40GbE QSFP+ ports. Table 1-2. Port LED Status Port LED Color Off Green Link Status Yellow Activity Off Blinking Green Meaning The port is down. The port is up and can transmit traffic at maximum speed: A QSFP+ port can transmit at 40G. An SFP+ port can transmit at 10G. A BASE-T port can transmit at 10G. The port is up and is transmitting traffic at lower than maximum speed: A 40GbE QSFP+ port is transmitting at 10G. A 10GbE SFP+ or 10GBASE-T port is transmitting at 1G or 100Mb. No traffic is being transmitted or received on the port. Traffic is being transmitted or received on the port. 12 Hardware Overview