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Diffstat (limited to 'share/man/man4/wi.4')
| -rw-r--r-- | share/man/man4/wi.4 | 178 |
1 files changed, 61 insertions, 117 deletions
diff --git a/share/man/man4/wi.4 b/share/man/man4/wi.4 index 2e35536..5a08527 100644 --- a/share/man/man4/wi.4 +++ b/share/man/man4/wi.4 @@ -31,12 +31,12 @@ .\" $FreeBSD$ .\" $OpenBSD: wi.4tbl,v 1.14 2002/04/29 19:53:50 jsyn Exp $ .\" -.Dd July 16, 2005 +.Dd April 13, 2008 .Dt WI 4 .Os .Sh NAME .Nm wi -.Nd "Lucent Hermes, Intersil PRISM and Spectrum24 IEEE 802.11 driver" +.Nd "Lucent Hermes, and Intersil PRISM IEEE 802.11 driver" .Sh SYNOPSIS To compile this driver into the kernel, place the following lines in your @@ -55,74 +55,30 @@ if_wi_load="YES" .Sh DESCRIPTION The .Nm -driver provides support for wireless network adapters based around -the Lucent Hermes, Intersil PRISM-II, Intersil PRISM-2.5, Intersil -Prism-3, and Symbol Spectrum24 chipsets. -All five chipsets provide a similar interface to the driver. -.Pp -Supported features include 802.11 and 802.3 frames, power management, BSS, -IBSS, WDS and old-style Lucent ad-hoc operation modes. -Cards based on the Intersil PRISM chips also support a host-based -access point mode which allows a card to act as a normal access point -(with some assistance from the -.Nm -driver). -The Lucent Hermes and Symbol Spectrum24 chipsets do not contain this -functionality. -The PRISM family of chips do not support the WDS functionality. +driver provides support for 802.11b wireless network adapters based around +the Lucent Hermes, Intersil PRISM-II, Intersil PRISM-2.5, and Intersil +Prism-3 chipsets. +All chipsets provide a similar interface to the driver. +Only the Intersil chipsets support access point operation. +Functionality, such as WPA support, depends on the specific version +of the firmware used. All host/device interaction is via programmed I/O, even on those cards that support a DMA interface. .Pp -The -.Nm -driver encapsulates all IP and ARP traffic as 802.11 frames, however -it can receive either 802.11 or 802.3 frames. -Transmit speed is selectable between 1Mbps, 2Mbps, 5.5 Mbps and 11Mbps -depending on your hardware. -Most hardware supports 11Mbps where the signal quality allows, but -falls back to slower speeds when it does not. -Except for the Lucent WaveLAN Bronze cards, all cards supported by the -.Nm -driver support WEP for encryption. -To enable encryption, use -.Xr ifconfig 8 -as shown below. -.Pp -By default, the -.Nm -driver configures the card for BSS operation (aka infrastructure -mode). -This mode requires the use of an access point (base station). +For more information on configuring this device, see +.Xr ifconfig 8 . .Pp -The .Nm -driver also supports a point-to-point mode -where stations can communicate amongst themselves without the -aid of an access point. -Note that there are two possible point-to-point modes. -One mode, referred to as -.Dq "ad-hoc demo mode" , -or -.Dq "legacy Lucent ad-hoc mode" , -predates the IEEE 802.11 specification and so may not interoperate -with cards from different vendors. -The standardized point-to-point mode is called IBSS (or confusingly -just ad-hoc mode), but is not supported by cards with very old -firmware revisions. -If your cards supports IBSS mode, it is recommended that you use it in -preference to the -.Dq "ad-hoc demo mode" -in new installations. -.Pp -Cards supported by the driver based on the Intersil PRISM family of chips also -have a host-based access point mode which allows the card to -act as an access point (base station). -Access points are different than operating in IBSS mode. -They operate in BSS mode. -They allow for easier roaming and bridge all Ethernet traffic such -that machines connected via an access point appear to be on the local -Ethernet segment. -.Pp +supports +.Cm station , +.Cm adhoc , +.Cm adhoc-demo , +.Cm hostap , +and +.Cm monitor +mode operation. +Only one +virtual interface may be configured at a time. For more information on configuring this device, see .Xr ifconfig 8 . .Pp @@ -151,7 +107,6 @@ driver: .Pp .Bl -column -compact "Linksys Instant Wireless WPC11 2.5" "Spectrum24" "PCI or PCMCIA" .Em "Card Chip Bus" -3Com AirConnect 3CRWE737A Spectrum24 PCMCIA 3Com AirConnect 3CRWE777A Prism-II PCI Accton airDirect WN3301 PCMCIA ACTIONTEC HWC01170 Prism-2.5 PCMCIA @@ -191,7 +146,6 @@ ELSA MC-11 PCMCIA ELSA XI300 Prism-II PCMCIA ELSA XI800 Prism-II CF EMTAC A2424i Prism-II PCMCIA -Ericsson Wireless LAN CARD C11 Spectrum24 PCMCIA Farallon Skyline Prism-II PCMCIA Gemtek WL-311 Prism-2.5 PCMCIA Hawking Technology WE110P Prism-2.5 PCMCIA @@ -199,7 +153,6 @@ Home Wireless Networks Prism-II PCMCIA IBM High Rate Wireless Hermes PCMCIA ICOM SL-1100 Prism-II PCMCIA I-O DATA WN-B11/PCM Prism-II PCMCIA -Intel PRO/Wireless 2011 Spectrum24 PCMCIA Intersil Prism II Prism-II PCMCIA Intersil Mini-PCI Prism-2.5 PCI Intersil ISL37100P Prism-3 PCMCIA @@ -240,8 +193,6 @@ SMC 2632 EZ Connect Prism-II PCMCIA Socket Low Power WLAN-CF Prism-II CF Sony PCWA-C100 Lucent PCMCIA Sony PEGA-WL110 Prism-2.5 PCMCIA -Symbol Spectrum24 Spectrum24 PCMCIA -Symbol LA-4100 Spectrum24 CF TDK LAK-CD011WL Prism-II PCMCIA Toshiba Wireless LAN Card Prism-II PCMCIA U.S.\& Robotics Wireless Card 2410 Prism-II PCMCIA @@ -284,52 +235,53 @@ DLink DWL520 .Sh EXAMPLES Join an existing BSS network (ie: connect to an access point): .Pp -.Dl "ifconfig wi0 inet 192.168.0.20 netmask 0xffffff00" +.Bd -literal -offset indent +ifconfig wlan create wlandev wi0 inet 192.168.0.20 \e + netmask 0xffffff00 +.Ed .Pp Join a specific BSS network with network name .Dq Li my_net : .Pp -.Dl "ifconfig wi0 inet 192.168.0.20 netmask 0xffffff00 ssid my_net" +.Bd -literal -offset indent +ifconfig wlan create wlandev wi0 inet 192.168.0.20 \e + netmask 0xffffff00 ssid my_net .Pp Join a specific BSS network with WEP encryption: .Bd -literal -offset indent -ifconfig wi0 inet 192.168.0.20 netmask 0xffffff00 ssid my_net \e - wepmode on wepkey 0x8736639624 +ifconfig wlan create wlandev wi0 inet 192.168.0.20 \e + netmask 0xffffff00 ssid my_net \e + wepmode on wepkey 0x8736639624 weptxkey 1 .Ed .Pp Join a Lucent legacy demo ad-hoc network with network name .Dq Li my_net : .Bd -literal -offset indent -ifconfig wi0 inet 192.168.0.20 netmask 0xffffff00 ssid my_net \e - media DS/11Mbps mediaopt adhoc,link0 +ifconfig wlan create wlandev wi0 wlanmode ahdemo \e + inet 192.168.0.20 netmask 0xffffff00 ssid my_net .Ed .Pp Join/create an IBSS network with network name .Dq Li my_net : .Bd -literal -offset indent -ifconfig wi0 inet 192.168.0.22 netmask 0xffffff00 ssid my_net \e - media DS/11Mbps mediaopt adhoc +ifconfig wlan create wlandev wi0 wlanmode adhoc wi0 \e + inet 192.168.0.22 netmask 0xffffff00 ssid my_net .Ed .Pp Create a host-based access point (Prism only): .Bd -literal -offset indent -ifconfig wi0 inet 192.168.0.10 netmask 0xffffff00 ssid my_ap \e - media DS/11Mbps mediaopt hostap +ifconfig wlan create wlandev wi0 wlanmode hostap \e + inet 192.168.0.10 netmask 0xffffff00 ssid my_ap .Ed .Pp -Create a host-based access point with WEP enabled (Prism only): +Create a host-based access point with WEP enabled (Prism only) +and plumb it into bridge to fxp0: .Bd -literal -offset indent -ifconfig wi0 inet 192.168.0.10 netmask 0xffffff00 ssid my_ap \e - wepmode on wepkey 0x1234567890 media DS/11Mbps \e - mediaopt hostap -.Ed -.Pp -Create a host-based wireless bridge to fxp0 (Prism only): -.Bd -literal -offset indent -ifconfig wi0 inet up ssid my_ap media DS/11Mbps mediaopt hostap -sysctl net.inet.ip.check_interface=0 +ifconfig wlan0 create wlandev wi0 wlanmode hostap \e + inet 192.168.0.10 netmask 0xffffff00 ssid my_ap \e + wepmode on wepkey 0x1234567890 weptxkey 1 ifconfig bridge0 create -ifconfig bridge0 addm wi0 addm fxp0 up +ifconfig bridge0 addm wlan0 addm fxp0 up .Ed .Pp This will give you the same functionality as an access point. @@ -347,16 +299,18 @@ The WaveLAN card failed to generate an interrupt to acknowledge a transmit command. .El .Sh SEE ALSO -.Xr altq 4 , -.Xr an 4 , -.Xr arp 4 , -.Xr ath 4 , -.Xr netintro 4 , +.Xr intro 4 , .Xr pccard 4 , .Xr pccbb 4 , .Xr pcic 4 , .Xr wlan 4 , +.Xr wlan_ccmp 4 , +.Xr wlan_tkip 4 , +.Xr wlan_wep 4 , +.Xr wlan_xauth 4 , +.Xr hostapd 8 , .Xr ifconfig 8 , +.Xr wpa_supplicant 8 . .Rs .%T HCF Light programming specification .%O http://www.wavelan.com @@ -367,24 +321,21 @@ The device driver first appeared in .Fx 3.0 . .Sh AUTHORS -The +The original .Nm driver was written by .An Bill Paul Aq wpaul@ctr.columbia.edu . This man page comes from .Ox . .Sh CAVEATS -Different regulatory domains have different default channels for adhoc -mode. -See -.Xr ifconfig 8 -for information on how to change the channel. -The Intersil Prism family of chips' host-based access point mode has -bugs for station firmware versions prior to 0.8.3. -The driver currently precludes hostap functionality with older station -firmware. -The best version of the station firmware for the Prism family of chips -seems to be 1.4.9. +The driver will reject devices with old firmware to +avoid dealing with numerous defects. +Unfortunately the driver does not support downloading new firmware +to the card so if new firmware is needed users will have to boot +a different system to accomplish this. +.Pp +Intersil Prism cards must have firmware versions 0.8.0 or later and +version 1.7.0 or later are required to support functionality such as WPA. Some users of Prism-II and 2.5 based cards report that station firmware version 1.3.4 works better for them in hostap than 1.4.9. Older versions of the Prism station firmware have a number of issues @@ -394,15 +345,8 @@ later. The IBSS/adhoc mode appears to have problems for some people with older versions of station firmware. .Pp -Lucent cards prior to firmware version 6.0.6 do not support IBSS -mode. -These cards support only the pre-802.11 mode known as -.Dq "demo ad-hoc mode" -which does not interoperate with stations in IBSS mode. -.Pp -Prism cards prior to version 0.8.0 do not support IBSS mode. -.Pp -Symbol cards prior to version 2.50.00 do not support IBSS mode. +Lucent cards prior to firmware version 6.0.6 do not implement IBSS +mode and are not supported. .Sh BUGS Not all the new messages are documented here, and many of them are indications of transient errors that are not indications of serious |
