All Questions
226
questions with no upvoted or accepted answers
10
votes
1
answer
10k
views
Raspberry Pi won't bring up wlanX interface - multiple wireless interfaces
Let me jump straight in.
I am using a raspberry pi 3 running latest version of raspbian (pixel) as a router/wifi hotspot
I have 3 wireless interfaces:
built in wifi interface (brcmfmac)
TP-Link ...
- 1,405
5
votes
0
answers
17k
views
USB Wireless Adapter recognized by `lsusb` but not by `ifconfig` on Linux
I am experiencing some issues with an Wireless Adapter. Long story short:
I have a USB Wireless Adapter: AWUS036ACH (chipset: RTL8812AU)
drivers are up to date: (i.e., apt-get install realtek-...
- 225
5
votes
2
answers
3k
views
Default gateway disappears from routing table
I use NetworkManager (Arch Linux) on my laptop in order to connect to wireless networks. I use the official GNOME GUI. Everything works fine, but after half an hour or so the network is still ...
- 331
3
votes
0
answers
1k
views
Linux network manager getting two ip addresses instead of one
I have a problem that when I connect to network using NetworkManager in Linux (doesn't happen when using wpa_supplicant but I don't like it) it gets two IPv4 addresses that show up as for example 192....
- 96
3
votes
1
answer
8k
views
wpa_supplicant disconnects with reason=3 on connection
I am using a raspberry pi 4 to connect to my college network (so using WPA-Enterprise using PEAP) using wpa_supplicant
when I run the command,
sudo wpa_supplicant -c/etc/wpa_supplicant/wpa_supplicant....
- 31
3
votes
0
answers
178
views
libnl takes time to see a disconnected client
I am working on an embedded device, with a custom OS (Yocto on iMX6).
The device use hostapd to create a WLAN.
I use libnl to list the connected WiFi clients, my code is based on iw to get the ...
- 131
3
votes
0
answers
3k
views
IPCP: timeout sending Config-Requests
We have a problem with part of our devices which are using ppp to connect to the internet using 3G modem in US. The issue seems really odd as only few of the devices have this problem but it is a ...
- 31
3
votes
1
answer
625
views
Linux not preferring ipv6 on dhcpv6 network
On my home network, I'm using a (Raspbian) Raspberry Pi as a wifi router with hostapd, isc-dhcp-server, radvd, pihole, and dnscrypt-proxy installed. I do not use dhcpcd, I use dhclient. As I only get ...
- 31
3
votes
1
answer
170
views
WLAN media streaming mode for Linux to stop ping spikes?
After hours of trying to fix my router ping spike problem I found a thread on Tom's Hardware. Last answers directed me to this Windows program called WLAN Optimizer:
http://www.martin-majowski.de/...
- 31
3
votes
0
answers
1k
views
Using iw to add a virtual wireless interface, getting the error “No such device (-19)”
I need to add a virtual wireless interface to my NXP embedded linux system using iw.
I have loaded Broadcom's driver and brought up wlan0. I can connect to networks with the wifi SDIO adapter just ...
- 31
3
votes
1
answer
1k
views
WiFi dropping with realtek card on Linux Mint
I'm on a fresh install of Linux Mint 17.2. Since I've installed I've noticed my WiFi connection drops but doesn't disconnect. The WiFi works fine on Windows. I'm unable to ping any server or load any ...
- 33
3
votes
0
answers
1k
views
How to automate running the dhclient for wwan0?
in Linux Mint 17 I have to run sudo dhclient every time I connect and disconnect to/from the Internet using a mobile broadband dongle, because otherwise the connection is declared active but when I ...
- 31
3
votes
0
answers
561
views
"GSM only" mode in modem settings in tomato router
I use Shibby tomato firmware in ASUS-N66U. I use the "3G modem" option in it for WAN. it was working fine till now with my SIM's 3G data plan.
I would like to use only 2G data from now, is there any ...
- 31
2
votes
0
answers
736
views
Linux WiFi connection disconnected due to inactivity
Recently my WiFi connection keeps disconnected/connected like in a loop several times a day while i'm actively working.
I tried a lot of options:
Contacted support team for my router's brand. They ...
2
votes
1
answer
2k
views
CentOS not finding wifi adapter
I installed CentOS on a Lenovo yoga laptop a few days ago, but I cannot get the wifi to work. I've tried lots of things following suggestions from replies to several questions on different sites. ...
- 121