0 1 2 3 4 5 6 0 1 2 3 0 1 Ethernet Link Layer Include to support a wired ethernet port Ethernet Link Speed Interface speed in Mb/s Interface Status Flags Bitmask values Interface flags. link status link is up full duplex link is in full duplex mode auto negotiation 1 Auto-negotiation bits are encoded as: 000 - in progress. 001 - speed detection has failed. 010 - negotiation has failed. 011 - negotiated speed and duplex. 100 - negotiation not attempted. auto negotiation 2 See AUTO_NEG1 auto negotiation 3 See AUTO_NEG1 reset required Setting requires reset hw fault Hardware fault Link State Enumerated value. State information for this interface unknown Unknown state enabled Link is enabled and read disabled Link is disabled testing Link is in test MAC IEEE MAC address of this interface Name Interface name (8 chars) Control Control flags auto Enable auto-negotiation duplex Force full duplex Forced Speed Forced interface speed in Mb/s when AUTO is disabled