| What:		/sys/class/<iface>/statistics/collisions | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of collisions seen by this network device. | 
 | 		This value might not be relevant with all MAC layers. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/multicast | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of multicast packets received by this | 
 | 		network device. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/rx_bytes | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of bytes received by this network device. | 
 | 		See the network driver for the exact meaning of when this | 
 | 		value is incremented. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/rx_compressed | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of compressed packets received by this | 
 | 		network device. This value might only be relevant for interfaces | 
 | 		that support packet compression (e.g: PPP). | 
 |  | 
 | What:		/sys/class/<iface>/statistics/rx_crc_errors | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of packets received with a CRC (FCS) error | 
 | 		by this network device. Note that the specific meaning might | 
 | 		depend on the MAC layer used by the interface. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/rx_dropped | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of packets received by the network device | 
 | 		but dropped, that are not forwarded to the upper layers for | 
 | 		packet processing. See the network driver for the exact | 
 | 		meaning of this value. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/rx_fifo_errors | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of receive FIFO errors seen by this | 
 | 		network device. See the network driver for the exact | 
 | 		meaning of this value. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/rx_frame_errors | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of received frames with error, such as | 
 | 		alignment errors. Note that the specific meaning depends on | 
 | 		on the MAC layer protocol used. See the network driver for | 
 | 		the exact meaning of this value. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/rx_length_errors | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of received error packet with a length | 
 | 		error, oversized or undersized. See the network driver for the | 
 | 		exact meaning of this value. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/rx_missed_errors | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of received packets that have been missed | 
 | 		due to lack of capacity in the receive side. See the network | 
 | 		driver for the exact meaning of this value. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/rx_over_errors | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of received packets that are oversized | 
 | 		compared to what the network device is configured to accept | 
 | 		(e.g: larger than MTU). See the network driver for the exact | 
 | 		meaning of this value. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/rx_packets | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the total number of good packets received by this | 
 | 		network device. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/tx_aborted_errors | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of packets that have been aborted | 
 | 		during transmission by a network device (e.g: because of | 
 | 		a medium collision). See the network driver for the exact | 
 | 		meaning of this value. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/tx_bytes | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of bytes transmitted by a network | 
 | 		device. See the network driver for the exact meaning of this | 
 | 		value, in particular whether this accounts for all successfully | 
 | 		transmitted packets or all packets that have been queued for | 
 | 		transmission. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/tx_carrier_errors | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of packets that could not be transmitted | 
 | 		because of carrier errors (e.g: physical link down). See the | 
 | 		network driver for the exact meaning of this value. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/tx_compressed | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of transmitted compressed packets. Note | 
 | 		this might only be relevant for devices that support | 
 | 		compression (e.g: PPP). | 
 |  | 
 | What:		/sys/class/<iface>/statistics/tx_dropped | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of packets dropped during transmission. | 
 | 		See the driver for the exact reasons as to why the packets were | 
 | 		dropped. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/tx_errors | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of packets in error during transmission by | 
 | 		a network device. See the driver for the exact reasons as to | 
 | 		why the packets were dropped. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/tx_fifo_errors | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of packets having caused a transmit | 
 | 		FIFO error. See the driver for the exact reasons as to why the | 
 | 		packets were dropped. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/tx_heartbeat_errors | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of packets transmitted that have been | 
 | 		reported as heartbeat errors. See the driver for the exact | 
 | 		reasons as to why the packets were dropped. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/tx_packets | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of packets transmitted by a network | 
 | 		device. See the driver for whether this reports the number of all | 
 | 		attempted or successful transmissions. | 
 |  | 
 | What:		/sys/class/<iface>/statistics/tx_window_errors | 
 | Date:		April 2005 | 
 | KernelVersion:	2.6.12 | 
 | Contact:	netdev@vger.kernel.org | 
 | Description: | 
 | 		Indicates the number of packets not successfully transmitted | 
 | 		due to a window collision. The specific meaning depends on the | 
 | 		MAC layer used.  On Ethernet this is usually used to report | 
 | 		late collisions errors. |