| netstat.1 (52666) | netstat.1 (54263) |
|---|---|
| 1.\" Copyright (c) 1983, 1990, 1992, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 16 unchanged lines hidden (view full) --- 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)netstat.1 8.8 (Berkeley) 4/18/94 | 1.\" Copyright (c) 1983, 1990, 1992, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 16 unchanged lines hidden (view full) --- 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)netstat.1 8.8 (Berkeley) 4/18/94 |
| 33.\" $FreeBSD: head/usr.bin/netstat/netstat.1 52666 1999-10-30 14:35:22Z phantom $ | 33.\" $FreeBSD: head/usr.bin/netstat/netstat.1 54263 1999-12-07 17:39:16Z shin $ |
| 34.\" 35.Dd April 18, 1994 36.Dt NETSTAT 1 37.Os BSD 4.2 38.Sh NAME 39.Nm netstat 40.Nd show network status 41.Sh SYNOPSIS 42.Nm netstat 43.Op Fl Aan 44.Op Fl f Ar address_family 45.Op Fl M Ar core 46.Op Fl N Ar system 47.Nm netstat | 34.\" 35.Dd April 18, 1994 36.Dt NETSTAT 1 37.Os BSD 4.2 38.Sh NAME 39.Nm netstat 40.Nd show network status 41.Sh SYNOPSIS 42.Nm netstat 43.Op Fl Aan 44.Op Fl f Ar address_family 45.Op Fl M Ar core 46.Op Fl N Ar system 47.Nm netstat |
| 48.Op Fl bdghimnrs | 48.Op Fl bdghilmnrs |
| 49.Op Fl f Ar address_family 50.Op Fl M Ar core 51.Op Fl N Ar system 52.Nm netstat 53.Op Fl bdn 54.Op Fl I Ar interface 55.Op Fl M Ar core 56.Op Fl N Ar system 57.Op Fl w Ar wait 58.Nm netstat 59.Op Fl p Ar protocol 60.Op Fl M Ar core 61.Op Fl N Ar system | 49.Op Fl f Ar address_family 50.Op Fl M Ar core 51.Op Fl N Ar system 52.Nm netstat 53.Op Fl bdn 54.Op Fl I Ar interface 55.Op Fl M Ar core 56.Op Fl N Ar system 57.Op Fl w Ar wait 58.Nm netstat 59.Op Fl p Ar protocol 60.Op Fl M Ar core 61.Op Fl N Ar system |
| 62.Nm netstat 63.Op Fl p Ar protocol 64.Op Fl i 65.Op Fl I Ar Interface 66.Nm netstat 67.Op Fl s 68.Op Fl f Ar address_family 69.Op Fl i 70.Op Fl I Ar Interface |
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| 62.Sh DESCRIPTION 63The 64.Nm netstat 65command symbolically displays the contents of various network-related 66data structures. 67There are a number of output formats, 68depending on the options for the information presented. 69The first form of the command displays a list of active sockets for 70each protocol. 71The second form presents the contents of one of the other network 72data structures according to the option selected. 73Using the third form, with a 74.Ar wait 75interval specified, 76.Nm netstat 77will continuously display the information regarding packet 78traffic on the configured network interfaces. 79The fourth form displays statistics about the named protocol. | 71.Sh DESCRIPTION 72The 73.Nm netstat 74command symbolically displays the contents of various network-related 75data structures. 76There are a number of output formats, 77depending on the options for the information presented. 78The first form of the command displays a list of active sockets for 79each protocol. 80The second form presents the contents of one of the other network 81data structures according to the option selected. 82Using the third form, with a 83.Ar wait 84interval specified, 85.Nm netstat 86will continuously display the information regarding packet 87traffic on the configured network interfaces. 88The fourth form displays statistics about the named protocol. |
| 89The fifth and sixth forms display per interface statistics for 90the specified protocol or address family. |
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| 80.Pp 81The options have the following meaning: 82.Bl -tag -width flag 83.It Fl A 84With the default display, 85show the address of any protocol control blocks associated with sockets; used 86for debugging. 87.It Fl a --- 19 unchanged lines hidden (view full) --- 107Limit statistics or address control block reports to those 108of the specified 109.Ar address family . 110The following address families 111are recognized: 112.Ar inet , 113for 114.Dv AF_INET , | 91.Pp 92The options have the following meaning: 93.Bl -tag -width flag 94.It Fl A 95With the default display, 96show the address of any protocol control blocks associated with sockets; used 97for debugging. 98.It Fl a --- 19 unchanged lines hidden (view full) --- 118Limit statistics or address control block reports to those 119of the specified 120.Ar address family . 121The following address families 122are recognized: 123.Ar inet , 124for 125.Dv AF_INET , |
| 126.Ar inet6 , 127for 128.Dv AF_INET6 , |
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| 115.Ar ipx , 116for 117.Dv AF_IPX , 118.Ar atalk , 119for 120.Dv AF_APPLETALK (ddp) , 121.Ar netgraph 122or --- 20 unchanged lines hidden (view full) --- 143Show the state of the 144.Tn IMP 145host table (obsolete). 146.It Fl I Ar interface 147Show information about the specified interface; 148used with a 149.Ar wait 150interval as described below. | 129.Ar ipx , 130for 131.Dv AF_IPX , 132.Ar atalk , 133for 134.Dv AF_APPLETALK (ddp) , 135.Ar netgraph 136or --- 20 unchanged lines hidden (view full) --- 157Show the state of the 158.Tn IMP 159host table (obsolete). 160.It Fl I Ar interface 161Show information about the specified interface; 162used with a 163.Ar wait 164interval as described below. |
| 165If the 166.Fl f Ar address_family 167option (with the 168.Fl s 169option) or the 170.Fl p Ar protocol 171option is present, show per-interface statistics on the 172.Ar interface 173for the specfied 174.Ar address_family 175or 176.Ar protocol, 177respectively. |
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| 151.It Fl i 152Show the state of interfaces which have been auto-configured 153(interfaces statically configured into a system, but not 154located at boot time are not shown). 155If the 156.Fl a 157options is also present, multicast addresses currently in use are shown 158for each Ethernet interface and for each IP interface address. 159Multicast addresses are shown on separate lines following the interface 160address with which they are associated. | 178.It Fl i 179Show the state of interfaces which have been auto-configured 180(interfaces statically configured into a system, but not 181located at boot time are not shown). 182If the 183.Fl a 184options is also present, multicast addresses currently in use are shown 185for each Ethernet interface and for each IP interface address. 186Multicast addresses are shown on separate lines following the interface 187address with which they are associated. |
| 188If the 189.Fl f Ar address_family 190option (with the 191.Fl s 192option) or the 193.Fl p Ar protocol 194option is present, show per-interface statistics on all interfaces 195for the specfied 196.Ar address_family 197or 198.Ar protocol, 199respectively. |
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| 161.It Fl M 162Extract values associated with the name list from the specified core 163instead of the default 164.Pa /dev/kmem . 165.It Fl m 166Show statistics recorded by the memory management routines 167(the network manages a private pool of memory buffers). 168.It Fl N --- 25 unchanged lines hidden (view full) --- 194.It Fl r 195Show the routing tables. 196Use with 197.Fl a 198to show protocol-cloned routes. 199When 200.Fl s 201is also present, show routing statistics instead. | 200.It Fl M 201Extract values associated with the name list from the specified core 202instead of the default 203.Pa /dev/kmem . 204.It Fl m 205Show statistics recorded by the memory management routines 206(the network manages a private pool of memory buffers). 207.It Fl N --- 25 unchanged lines hidden (view full) --- 233.It Fl r 234Show the routing tables. 235Use with 236.Fl a 237to show protocol-cloned routes. 238When 239.Fl s 240is also present, show routing statistics instead. |
| 241When 242.Fl l 243is also present, 244.Nm 245assumes more columns are there. |
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| 202.It Fl w Ar wait 203Show network interface statistics at intervals of 204.Ar wait 205seconds. 206.El 207.Pp 208The default display, for active sockets, shows the local 209and remote addresses, send and receive queue sizes (in bytes), protocol, --- 102 unchanged lines hidden (view full) --- 312.Xr iostat 8 , 313.Xr trpt 8 , 314.Xr vmstat 8 315.Sh HISTORY 316The 317.Nm netstat 318command appeared in 319.Bx 4.2 . | 246.It Fl w Ar wait 247Show network interface statistics at intervals of 248.Ar wait 249seconds. 250.El 251.Pp 252The default display, for active sockets, shows the local 253and remote addresses, send and receive queue sizes (in bytes), protocol, --- 102 unchanged lines hidden (view full) --- 356.Xr iostat 8 , 357.Xr trpt 8 , 358.Xr vmstat 8 359.Sh HISTORY 360The 361.Nm netstat 362command appeared in 363.Bx 4.2 . |
| 364.Pp 365IPv6 support was added by WIDE/KAME project. |
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| 320.Sh FILES 321.Bl -tag -width /dev/kmem -compact 322.It Pa /kernel 323default kernel namelist 324.It Pa /dev/kmem 325default memory file 326.El 327.Sh BUGS 328The notion of errors is ill-defined. | 366.Sh FILES 367.Bl -tag -width /dev/kmem -compact 368.It Pa /kernel 369default kernel namelist 370.It Pa /dev/kmem 371default memory file 372.El 373.Sh BUGS 374The notion of errors is ill-defined. |