#define SUPPORTED_10000baseT_Full (1 << 12)
#define SUPPORTED_Pause (1 << 13)
#define SUPPORTED_Asym_Pause (1 << 14)
+#define SUPPORTED_2500baseX_Full (1 << 15)
/* Indicates what features are advertised by the interface. */
#define ADVERTISED_10baseT_Half (1 << 0)
#define ADVERTISED_10000baseT_Full (1 << 12)
#define ADVERTISED_Pause (1 << 13)
#define ADVERTISED_Asym_Pause (1 << 14)
+#define ADVERTISED_2500baseX_Full (1 << 15)
/* The following are all involved in forcing a particular link
* mode for the device for setting things. When getting the