1What:		/sys/class/<iface>/statistics/collisions
2Date:		April 2005
3KernelVersion:	2.6.12
4Contact:	netdev@vger.kernel.org
5Description:
6		Indicates the number of collisions seen by this network device.
7		This value might not be relevant with all MAC layers.
8
9What:		/sys/class/<iface>/statistics/multicast
10Date:		April 2005
11KernelVersion:	2.6.12
12Contact:	netdev@vger.kernel.org
13Description:
14		Indicates the number of multicast packets received by this
15		network device.
16
17What:		/sys/class/<iface>/statistics/rx_bytes
18Date:		April 2005
19KernelVersion:	2.6.12
20Contact:	netdev@vger.kernel.org
21Description:
22		Indicates the number of bytes received by this network device.
23		See the network driver for the exact meaning of when this
24		value is incremented.
25
26What:		/sys/class/<iface>/statistics/rx_compressed
27Date:		April 2005
28KernelVersion:	2.6.12
29Contact:	netdev@vger.kernel.org
30Description:
31		Indicates the number of compressed packets received by this
32		network device. This value might only be relevant for interfaces
33		that support packet compression (e.g: PPP).
34
35What:		/sys/class/<iface>/statistics/rx_crc_errors
36Date:		April 2005
37KernelVersion:	2.6.12
38Contact:	netdev@vger.kernel.org
39Description:
40		Indicates the number of packets received with a CRC (FCS) error
41		by this network device. Note that the specific meaning might
42		depend on the MAC layer used by the interface.
43
44What:		/sys/class/<iface>/statistics/rx_dropped
45Date:		April 2005
46KernelVersion:	2.6.12
47Contact:	netdev@vger.kernel.org
48Description:
49		Indicates the number of packets received by the network device
50		but dropped, that are not forwarded to the upper layers for
51		packet processing. See the network driver for the exact
52		meaning of this value.
53
54What:		/sys/class/<iface>/statistics/rx_fifo_errors
55Date:		April 2005
56KernelVersion:	2.6.12
57Contact:	netdev@vger.kernel.org
58Description:
59		Indicates the number of receive FIFO errors seen by this
60		network device. See the network driver for the exact
61		meaning of this value.
62
63What:		/sys/class/<iface>/statistics/rx_frame_errors
64Date:		April 2005
65KernelVersion:	2.6.12
66Contact:	netdev@vger.kernel.org
67Description:
68		Indicates the number of received frames with error, such as
69		alignment errors. Note that the specific meaning depends on
70		on the MAC layer protocol used. See the network driver for
71		the exact meaning of this value.
72
73What:		/sys/class/<iface>/statistics/rx_length_errors
74Date:		April 2005
75KernelVersion:	2.6.12
76Contact:	netdev@vger.kernel.org
77Description:
78		Indicates the number of received error packet with a length
79		error, oversized or undersized. See the network driver for the
80		exact meaning of this value.
81
82What:		/sys/class/<iface>/statistics/rx_missed_errors
83Date:		April 2005
84KernelVersion:	2.6.12
85Contact:	netdev@vger.kernel.org
86Description:
87		Indicates the number of received packets that have been missed
88		due to lack of capacity in the receive side. See the network
89		driver for the exact meaning of this value.
90
91What:		/sys/class/<iface>/statistics/rx_over_errors
92Date:		April 2005
93KernelVersion:	2.6.12
94Contact:	netdev@vger.kernel.org
95Description:
96		Indicates the number of received packets that are oversized
97		compared to what the network device is configured to accept
98		(e.g: larger than MTU). See the network driver for the exact
99		meaning of this value.
100
101What:		/sys/class/<iface>/statistics/rx_packets
102Date:		April 2005
103KernelVersion:	2.6.12
104Contact:	netdev@vger.kernel.org
105Description:
106		Indicates the total number of good packets received by this
107		network device.
108
109What:		/sys/class/<iface>/statistics/tx_aborted_errors
110Date:		April 2005
111KernelVersion:	2.6.12
112Contact:	netdev@vger.kernel.org
113Description:
114		Indicates the number of packets that have been aborted
115		during transmission by a network device (e.g: because of
116		a medium collision). See the network driver for the exact
117		meaning of this value.
118
119What:		/sys/class/<iface>/statistics/tx_bytes
120Date:		April 2005
121KernelVersion:	2.6.12
122Contact:	netdev@vger.kernel.org
123Description:
124		Indicates the number of bytes transmitted by a network
125		device. See the network driver for the exact meaning of this
126		value, in particular whether this accounts for all successfully
127		transmitted packets or all packets that have been queued for
128		transmission.
129
130What:		/sys/class/<iface>/statistics/tx_carrier_errors
131Date:		April 2005
132KernelVersion:	2.6.12
133Contact:	netdev@vger.kernel.org
134Description:
135		Indicates the number of packets that could not be transmitted
136		because of carrier errors (e.g: physical link down). See the
137		network driver for the exact meaning of this value.
138
139What:		/sys/class/<iface>/statistics/tx_compressed
140Date:		April 2005
141KernelVersion:	2.6.12
142Contact:	netdev@vger.kernel.org
143Description:
144		Indicates the number of transmitted compressed packets. Note
145		this might only be relevant for devices that support
146		compression (e.g: PPP).
147
148What:		/sys/class/<iface>/statistics/tx_dropped
149Date:		April 2005
150KernelVersion:	2.6.12
151Contact:	netdev@vger.kernel.org
152Description:
153		Indicates the number of packets dropped during transmission.
154		See the driver for the exact reasons as to why the packets were
155		dropped.
156
157What:		/sys/class/<iface>/statistics/tx_errors
158Date:		April 2005
159KernelVersion:	2.6.12
160Contact:	netdev@vger.kernel.org
161Description:
162		Indicates the number of packets in error during transmission by
163		a network device. See the driver for the exact reasons as to
164		why the packets were dropped.
165
166What:		/sys/class/<iface>/statistics/tx_fifo_errors
167Date:		April 2005
168KernelVersion:	2.6.12
169Contact:	netdev@vger.kernel.org
170Description:
171		Indicates the number of packets having caused a transmit
172		FIFO error. See the driver for the exact reasons as to why the
173		packets were dropped.
174
175What:		/sys/class/<iface>/statistics/tx_heartbeat_errors
176Date:		April 2005
177KernelVersion:	2.6.12
178Contact:	netdev@vger.kernel.org
179Description:
180		Indicates the number of packets transmitted that have been
181		reported as heartbeat errors. See the driver for the exact
182		reasons as to why the packets were dropped.
183
184What:		/sys/class/<iface>/statistics/tx_packets
185Date:		April 2005
186KernelVersion:	2.6.12
187Contact:	netdev@vger.kernel.org
188Description:
189		Indicates the number of packets transmitted by a network
190		device. See the driver for whether this reports the number of all
191		attempted or successful transmissions.
192
193What:		/sys/class/<iface>/statistics/tx_window_errors
194Date:		April 2005
195KernelVersion:	2.6.12
196Contact:	netdev@vger.kernel.org
197Description:
198		Indicates the number of packets not successfully transmitted
199		due to a window collision. The specific meaning depends on the
200		MAC layer used.  On Ethernet this is usually used to report
201		late collisions errors.
202