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#1 2012-10-20 12:50:56

ladies_and_gentleman
Member
Registered: 2012-10-20
Posts: 4

How to configure realtek r8712u wifi in Slitaz

I have dell c600 laptop with ~300 MB of ram and Slitaz 4.0 installed.

How do I configure wifi on it?

I have Linksys AE1000 wifi dongle: http://homesupport.cisco.com/en-us/support/adapters/AE1000

I also have IOGEAR GWU625 dongle: http://www.iogear.com/product/GWU625/

Which one I should configure and how? Please explain every step since I am new to Linux environment.

Let me know if more info needed.

Thank you.

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#2 2012-10-20 14:08:33

ladies_and_gentleman
Member
Registered: 2012-10-20
Posts: 4

Re: How to configure realtek r8712u wifi in Slitaz

UPDATE : I have successfully configured wired connection.

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#3 2012-10-20 19:08:29

mojo
Administrator
Registered: 2011-03-29
Posts: 2,173

Re: How to configure realtek r8712u wifi in Slitaz

To identify wifi chipsets USBIDS:

Plug in both wifi usb adapters.

Open terminal

[c]lsusb[/c]

Post output in your reply.

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#4 2012-10-20 19:18:31

ladies_and_gentleman
Member
Registered: 2012-10-20
Posts: 4

Re: How to configure realtek r8712u wifi in Slitaz

(I only have one USB port)

For the IOGEAR:

Bus 001 Device 001: ID 1d6b:0001

Bus 001 Device 002: ID 0bda:8172

USB: 0BDA:8172 Realtek Semiconductor Corp. RTL8191SU 802.11n WLAN Adapter

For the Linksys:

Bus 001 Device 001: ID 1d6b:0001

Bus 003 Device 001: ID 13b1:002f

USB: 13B1:002F Linksys AE1000 v1 802.11n [Ralink RT3572]

Without any thing connected:

Bus 001 Device 001: ID 1d6b:0001

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#5 2012-10-21 01:22:23

mojo
Administrator
Registered: 2011-03-29
Posts: 2,173

Re: How to configure realtek r8712u wifi in Slitaz

IOGEAR with Realtek chipset may work with r8712u driver on Slitaz-4.0

Open terminal,su,password: root

Download firmware: http://people.slitaz.org/~mojo/stuff/firmware-rtlwifi-20120625.tazpkg
[*]Install firmware

# [c]tazpkg install firmware-rtlwifi-20120625.tazpkg[/c]
[*]Install driver

# [c]tazpkg install linux-r8712u-2.6.37.tazpkg[/c]
[*]Load driver

# [c]modprobe r8712u[/c]
[*]Verify driver loaded

# [c]lsmod | grep r8712u[/c]
[*]Verify device registered (wlan0,eth1,ra0):

# [c]ls /sys/class/net[/c]
[*]Restart networking:

#[c]/etc/init.d/networking.sh restart[/c]
[*]Configure connection:

Applications/System Tools/Wifi configuration

Problems:

[1]Open 2nd terminal to monitor kernel messages while firmware/module loads:

tail -f /var/log/messages

Go to first terminal:

# [c]modprobe -r r8712u ; modprobe r8712u[/c]

Post any errors related to module,firmware,or rfkill switch in the 2nd terminal.

[2]Post output from the commands:

[c]ls /sys/class/net[/c]

[c]ifconfig[/c]

[c]cat /etc/network.conf[/c]

[c]iwconfig[/c]

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#6 2013-01-05 08:58:13

ladies_and_gentleman
Member
Registered: 2012-10-20
Posts: 4

Re: How to configure realtek r8712u wifi in Slitaz

Working!!

Thanks MOJO.

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#7 2014-07-19 15:41:34

davis77
Member
Registered: 2014-07-19
Posts: 4

Re: How to configure realtek r8712u wifi in Slitaz

Hi Mojo,

I have the same problem except the modprobe shows that the driver is loaded but step 5 fails for me:

# ls /sys/class/net

This fails and doesn't show a wlan0 module.   I guess the driver isn't registering or something?

I have used this wireless card on other linux flavors and they always use the rtl8191su driver.  But Slitaz seems to use the r8712u.  That's what shows up in modprobe.

Any suggestions on what to do next?

Thanks for any ideas.

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#8 2014-07-19 17:39:16

mojo
Administrator
Registered: 2011-03-29
Posts: 2,173

Re: How to configure realtek r8712u wifi in Slitaz

@davis77

To identify wifi chipset USBIDS:

Plug in wifi usb adapter.

Open terminal

lsusb

Identify slitaz kernel:

[c]uname -a[/c]

Post output in your reply.

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#9 2014-07-19 22:30:34

davis77
Member
Registered: 2014-07-19
Posts: 4

Re: How to configure realtek r8712u wifi in Slitaz

Thanks Mojo.  I am also adding the info from a dmesg command.  It's telling me something but I'm not sure what.  It seems to see the card though:

LSUSB:

$ lsusb

Bus 001 Device 001: ID 1d6b:0002

Bus 002 Device 001: ID 1d6b:0001

Bus 003 Device 001: ID 1d6b:0001

Bus 004 Device 001: ID 1d6b:0001

Bus 005 Device 001: ID 1d6b:0001

Bus 001 Device 003: ID 13b1:002f

Bus 002 Device 003: ID 1c4f:0003

Bus 004 Device 002: ID 1a2c:0021

Bus 001 Device 006: ID 0bda:8172

mark@mdst:~$

UNAME:

Linux mdst 3.2.53-slitaz #4 SMP Sun Jun 15 09:52:56 Europe 2014 i686 GNU/Linux

From DMESG:

usb 1-3: new high-speed USB device number 6 using ehci_hcd

r8712u: module is from the staging directory, the quality is unknown, you have been warned.

r8712u: DriverVersion: v7_0.20100831

r8712u: register rtl8712_netdev_ops to netdev_ops

r8712u: USB_SPEED_HIGH with 4 endpoints

r8712u: Boot from EFUSE: Autoload OK

r8712u: CustomerID = 0x0000

r8712u: MAC Address from efuse = 00:08:a1:c7:c9:e6

r8712u: Loading firmware from "rtlwifi/rtl8712u.bin"

usbcore: registered new interface driver r8712u

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#10 2014-07-19 23:26:12

davis77
Member
Registered: 2014-07-19
Posts: 4

Re: How to configure realtek r8712u wifi in Slitaz

Mojo,

I apologise but it seems to be working now.   I have two wireless cards on my system and the Realtek wouldn't work when I booted.   But I followed your instructions and plugged it in and suddenly the system saw it.  I took the other wireless card out and this realtek actually worked and obtained an IP address.  It's really strange.  It's like it wouldn't work at boot if the other card was inserted also.  I even tried adding a wlan1 to go with the wlan0 that was there already but that didn't work either.

Something about plugging it in after the system was running seemed to work this time.

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#11 2014-07-19 23:54:09

mojo
Administrator
Registered: 2011-03-29
Posts: 2,173

Re: How to configure realtek r8712u wifi in Slitaz

@davis77

It's always best to figure it out on your own.

This is an old thread targeted at slitaz-4.0

linux-r8712u-2.6.37.tazpkg is compiled for slitaz-4.0 which is 2.6.37 kernel

Remove if installed: [c]tazpkg remove linux-r8712u[/c]

[c]uname -a[/c] reports your running kernel 3.2.53 :

Linux mdst 3.2.53-slitaz #4 SMP Sun Jun 15 09:52:56 Europe 2014 i686 GNU/Linux

vendor: 0bda ("Realtek Semiconductor Corp."), product: 8172 ("RTL8191SU 802.11n WLAN Adapter")

5.0-rc2 kernel 3.2.53 includes the r8712u driver but you still have to install firmware-rtlwifi-20120625.tazpkg.

vendor: 13b1 ("Linksys"), product: 002f ("AE1000 v1 802.11n [Ralink RT3572]")

Your other wifi usb adapter is a ralink that uses rt2800usb driver, ralink firmware is on the live cd.

The ralink adapter should work out of the box.

The slitaz network script only supports one network adapter.

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#12 2014-07-20 21:03:30

davis77
Member
Registered: 2014-07-19
Posts: 4

Re: How to configure realtek r8712u wifi in Slitaz

Yup, my other adapter is a Ralink.  It worked fine.

My Realtek works fine also.  The issue seemed to be trying to have them both inserted at the same time.  I've been trying so many different Linux flavors lately trying to find the right system that I found some supported only one of them and it was easiest to just leave them both in.

Slitaz is pretty amazing.   It's exactly what I was looking for.   No more hopping around.

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#13 2016-12-22 10:29:44

andreid
Member
Registered: 2016-10-25
Posts: 78

Re: How to configure realtek r8712u wifi in Slitaz

r8712u (RTL8191S WLAN Adapter) works very slow and sometimes is just - stalled -

Why?

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#14 2016-12-22 14:52:13

mojo
Administrator
Registered: 2011-03-29
Posts: 2,173

Re: How to configure realtek r8712u wifi in Slitaz

r8712u (RTL8191S WLAN Adapter) works very slow and sometimes is just - stalled -

Why?

The Realtek r8712u driver has been in staging forever,no one is working on it.

I own a belkin adapter that uses r8712u:

Bus 001 Device 002: ID 050d:945a Belkin Components F7D1101 v1 Basic Wireless Adapter [Realtek RTL8188SU]

Ndiswrapper-1.61 with winxp driver fails as well.

Works great with winxp and win7 but worthless with linux.

Ralink USB wifi adapters that use rt2800usb driver are the best on linux.

Realtek USB wifi is very bad on linux.

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