From 26577eb94de237a3e89ee66b0c56368fc8ad2c90 Mon Sep 17 00:00:00 2001 From: darksun Date: Thu, 14 Dec 2017 16:19:24 +0800 Subject: [PATCH] =?UTF-8?q?=E9=80=89=E9=A2=98:=20How=20to=20configure=20wi?= =?UTF-8?q?reless=20wake-on-lan=20for=20Linux=20WiFi=20card?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...ireless wake-on-lan for Linux WiFi card.md | 107 ++++++++++++++++++ 1 file changed, 107 insertions(+) create mode 100644 sources/tech/20171213 How to configure wireless wake-on-lan for Linux WiFi card.md diff --git a/sources/tech/20171213 How to configure wireless wake-on-lan for Linux WiFi card.md b/sources/tech/20171213 How to configure wireless wake-on-lan for Linux WiFi card.md new file mode 100644 index 0000000000..59478471b8 --- /dev/null +++ b/sources/tech/20171213 How to configure wireless wake-on-lan for Linux WiFi card.md @@ -0,0 +1,107 @@ +translating by lujun9972 +How to configure wireless wake-on-lan for Linux WiFi card +====== +[![linux-configire-wake-on-wireless-lan-wowlan][1]][1] +Wake on Wireless (WoWLAN or WoW) is a feature to allow the Linux system to go into a low-power state while the wireless NIC remains active and stay connected to an AP. This quick tutorial shows how to enable WoWLAN or WoW (wireless wake-on-lan) mode with a wifi card installed in a Linux based laptop or desktop computer. + +Please note that not all WiFi cards or Linux drivers support the WoWLAN feature. + +## Syntax + +You need to use the iw command to see or manipulate wireless devices and their configuration on a Linux based system. The syntax is: +``` +iw command +iw [options] command +``` + +## List all wireless devices and their capabilities + +Type the following command: +``` +$ iw list +$ iw list | more +$ iw dev` +``` +Sample outputs: +``` +phy#0 + Interface wlp3s0 + ifindex 3 + wdev 0x1 + addr 6c:88:14:ff:36:d0 + type managed + channel 149 (5745 MHz), width: 40 MHz, center1: 5755 MHz + txpower 15.00 dBm + +``` + +Please note down phy0. + +## Find out the current status of your wowlan + +Open the terminal app and type the following command to tind out wowlan status: +`$ iw phy0 wowlan show` +Sample outputs: +`WoWLAN is disabled` + +## How to enable wowlan + +The syntax is: +`sudo iw phy {phyname} wowlan enable {option}` +Where, + + 1. {phyname} - Use iw dev to get phy name. + 2. {option} - Can be any, disconnect, magic-packet and so on. + + + +For example, I am going to enable wowlan for phy0: +`$ sudo iw phy0 wowlan enable any` +OR +`$ sudo iw phy0 wowlan enable magic-packet disconnect` +Verify it: +`$ iw phy0 wowlan show` +Sample outputs: +``` +WoWLAN is enabled: + * wake up on disconnect + * wake up on magic packet + +``` + +## Test it + +Put your laptop in suspend or sleep mode and send ping request or magic packet from your nas server: +`$ sudo sh -c 'echo mem > /sys/power/state'` +Send ping request from your nas server using the [ping command][3] +`$ ping your-laptop-ip` +OR [send magic packet using wakeonlan command][4] : +`$ wakeonlan laptop-mac-address-here +$ etherwake MAC-Address-Here` + +## How do I disable WoWLAN? + +The syntax is: +`$ sudo phy {phyname} wowlan disable +$ sudo phy0 wowlan disable` + +For more info read the iw command man page: +`$ man iw +$ iw --help` + + +-------------------------------------------------------------------------------- + +via: https://www.cyberciti.biz/faq/configure-wireless-wake-on-lan-for-linux-wifi-wowlan-card/ + +作者：[Vivek Gite][a] +译者：[lujun9972](https://github.com/lujun9972) +校对：[校对者ID](https://github.com/校对者ID) + +本文由 [LCTT](https://github.com/LCTT/TranslateProject) 原创编译，[Linux中国](https://linux.cn/) 荣誉推出 + +[a]:https://twitter.com/nixcraft +[1] https://www.cyberciti.biz/media/new/faq/2017/12/linux-configire-wake-on-wireless-lan-wowlan.jpg +[2] https://www.cyberciti.biz/tips/linux-send-wake-on-lan-wol-magic-packets.html +[3] //www.cyberciti.biz/faq/unix-ping-command-examples/ (See Linux/Unix ping command examples for more info) +[4] https://www.cyberciti.biz/faq/apple-os-x-wake-on-lancommand-line-utility/