0
votes
0answers
22 views

No network after unplugging cable and plugging it back in

I have: OS: Kubuntu (x64) Distributor ID: Ubuntu Description: Ubuntu 14.04 LTS Release: 14.04 Codename: trusty Kernel: 3.13.0-29-generic My network card works OK when I boot up my laptop, but ...
1
vote
1answer
20 views

One time “firmware” upgrade script

I was wondering how you could make a script so that on first boot it changes files to a specific parameters? So it would be like if I just installed a fresh kernel. I want to run a script once and ...
0
votes
1answer
64 views

WiFi interface doesn't come up

All of sudden, my builtin Wifi interface on the laptop (HP Pavilion dv7, running Ubuntu 12.04, kernel 3.2.0-64-generic) won't come up. # ifconfig wlan0 wlan0 Link encap:Ethernet HWaddr ...
0
votes
0answers
139 views

Huawei E3276 LTE uplink slow in the routing Ubuntu, but not with other devices in the LAN

I have a Huawei E3276 LTE dongle (12d1:14fe -> 12d1:1506) and a problem with the upstream speed. The problem is not only present with Ubuntu 14.04 LTS (64 bit workstation, kernel 3.16), but also with ...
1
vote
0answers
28 views

Wireless Repeater causing kernel to crash

So my wireless set up is not ideal as far as my location relative to my AP goes. However I recently remembered I had/dug up an Amped Wireless 300N repeater (range extender). I set it up in my living ...
1
vote
0answers
71 views

TCP hash tables in Linux Kernel

I have implemented a solution to migrate sockets between servers running Linux OS. The migration mechanism works very well and the client is capable of continuing receiving his service from the new ...
0
votes
1answer
178 views

add multicast ip address into kernel route table

i want to add an IP (multicast 228.0.0.4) in the range of 224.0.0.0 – 239.255.255.255 in the kernel routes table, so i used sudo route -nv add -net 228.0.0.4 -interface eth0 but it gives me: ...
1
vote
1answer
618 views

Intel AC 7620 No Internet, Still Connected to Network

I bought a new Asus n550jv laptop which has a Intel AC 7620 wireless card inside of it. I installed Arch Linux on it and noticed that I will be connected to my corporate wifi and every once and a ...
0
votes
0answers
54 views

Booting into current kernel disables networking, virtual keyboard

I have a PowerEdge 300 running Ubuntu 14.04 LTS. A couple of dist-upgrades ago, my SSH connection died partway through and I can no longer boot cleanly. If I boot in to the current kernel (3.13), I ...
1
vote
1answer
115 views

Network booting could't find kernel image

I have a problem with PXE booting. I followed this instruction on official website. But I get an error on client machine: Could not find kernel image: vmlinuz-3.13.0-24-generic And now, question. ...
0
votes
0answers
328 views

RTL8192su driver compatible with 14.04 running kernel 3.13

I need some help with some older wireless adapters working with Ubuntu 14.04 running kernel 3.13. Trying to install: Linux Driver RTL8192su - This driver supports RealTek rtl8192SU USB Wireless ...
1
vote
0answers
318 views

Wireless Dropping Out Using Intel 7260AC Card (Deauthenticated - Reason 7)

I have recently bought a new laptop and it has an Intel 7260AC wireless card in it. I am getting regular wireless dropouts occurring at no specific interval. AFAIK this only occurs at my house. ...
1
vote
0answers
88 views

USB Keyboard/Mouse, Networking broken by kernel update

I recently (automatically) updated all the kernel-related packages (linux-image, linux-headers etc) to version 3.13.0-27.50. I'm using the generic kernel for AMD64. After reboot I find that my USB ...
1
vote
0answers
227 views

Application stuck in TCP retransmit

I am running Linux kernel 3.13 (Ubuntu 14.04) on two Virtual Machines each of which operates inside two different servers running ESXi 5.1. There is a zeromq client-server application running between ...
0
votes
0answers
118 views

How do I administer, test and fix my RTL8192ce wifi card on the command line? It can't connect to router and external sites

I've been using a Realtek RTL8192ce wlan card on Ubuntu 10.04 and Ubuntu 14.04. Previously the built-in kernel module 'rtl8192ce' worked fine. There'd be some occasional, random blips, but I could get ...
-1
votes
1answer
80 views

Kernel Panic With Cheap Wi-Fi Usb Adapter

I've just bought a cheap usb wifi adapter from ebay. It is mediatek based, lsusb outputs: Bus 001 Device 003: ID 148f:7601 Ralink Technology, Corp. I'm on 3.13 kernel, and the driver provided in ...
0
votes
0answers
59 views

HP Pavilion g6. Ubuntu 12.04. Kernel 3.8.0-39. Wifi/bluetooth suddenly stopped working

So, wifi was working fine till yesterday. There's suddenly an issue - I can't even see the "enable wireless" option on the GUI top menu. Here's info: iwconfig gives me this: eth0 no wireless ...
0
votes
1answer
179 views

laptop hangs and dies with following crash log. [closed]

May 11 10:48:50 gyanu-SVT13135CXS kernel: [ 87.533282] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 May 11 10:48:50 gyanu-SVT13135CXS kernel: [ 87.533284] usb 3-1: Product: ...
0
votes
0answers
79 views

Could someone give me the overview for adding to the kernel?

I've built my own kernels in Gentoo before so I'm no novice. I just did the dist-upgrade for xubuntu to 14.04 but alas the new kernel image wont support my Wireless NIC. Thank Goodness I still had ...
0
votes
1answer
746 views

Installing TP-Link TL-WDN4800 Adapter with Ath9k

I just bought a wireless adapter and am still trying to install its drivers onto Ubuntu. I have looked up ath9k and seen that it is compatible with kernal module ath9k. I'm new to ubuntu and most of ...
0
votes
0answers
44 views

Network performance degradation in 12.04 LTS

upgrading the kernel from 3.8.0-34 to -35 reduced my performance in local network roughly by a factor of 10 (both smb and nfs). Rebooting into 3.8.0-34 fixed the problem for the moment. Output of 'ip ...
0
votes
0answers
178 views

Slow ethernet upload after upgrade to kernel 3.11.0-15-generic

I have upgraded Ubuntu 13.10 with the most recent packages offered, including kernel 3.11.0-15-generic. I have gigabit lan and I noticed that when I uploading large files (~2-4GB) to my Ubuntu "NAS", ...
0
votes
1answer
100 views

How do I tell the kernel which driver to use?

My wifi is behaving strangely (not scanning, not connecting to networks) to remedy this I'm trying to install drivers from Intel. The device is an Intel Centrino Advanced-N 6205. The documentation ...
0
votes
1answer
234 views

Both Lan and wifi not working

I installed ubuntu 12.04 on my recently purchased Toshiba satellite but both Wired and wireless are not working. I tried Fedora 19 64 bit but it works perfect. How can I use ubuntu then. Is there any ...
0
votes
0answers
170 views

Updating kernel version from 3.2 to 3.8.0 wired connection not working in 12.04(LTS)

After updating kernel version from 3.2 to 3.8.0 wired connection not working in 12.04(LTS) $ uname -r 3.8.0-030800-generic $ ifconfig -a eth1 Link encap:Ethernet HWaddr 9c:2a:70:cd:f2:c5 ...
0
votes
0answers
15 views

What to do after one kills their kernel 12.10

I was attempting to reduce /boot by removing some of my older kernel images and the like. Some how I was sidetracked, and inadvertently removed all of my images and supporting files. I did an apt-get ...
2
votes
0answers
309 views

lshw and lspci cannot find ethernet device

I have an ASUS H87M-PLUS motherboard. This board comes (according to manual) with a Realtek 8111G ethernet device. In the BIOS, the ethernet device is enabled. Yet, linux does not find a single ...
0
votes
0answers
80 views

Ethernet card doesn't work after installing ubuntu 13.04

I have an old DELL Inspiron notebook that has Marvell ethernet card ([11ab:4354] (rev 13)) Recently I installed an Ubuntu 13.04 on this notebook and then I saw that eth conn. cannot establish Also I ...
0
votes
0answers
154 views

On Ubuntu 12.04, Upgraded Kernel to 3.4.0 ; After That There is no Wifi

I am using Dell Vostro which is: uname -a: Linux applect 3.4.0-030400-generic #201205210521 SMP Mon May 21 09:22:02 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux I used to have frequent freeze issue. To ...
0
votes
0answers
121 views

network driver for Atheros AR8161 corrupted

when I was moving my HDD with linux to a new PC I was experiencing some problems with the ethernet network of this PC, i.e., it was not working. After I installed the linux-backport-modules package ...
1
vote
0answers
127 views

Kernel netfiler module not working as expected

I am developing a kernel module for source port translation using netfilter hooks. The code was tested on Mint 3.8.0-31 and Debian 3.7.2-0 both on same Asus machine. And works exactly as expected. ...
0
votes
1answer
510 views

Replace wireless driver with modprobe

This question, like many others here, regards the rt2800pci driver with a Realtek 539a adapter on the HP ProBokk 4540 (related bug here). I have followed the steps on many other posts, such as the ...
1
vote
0answers
209 views

Ubuntu 12.04 LTS do not recognize wireless adapter

Trying to connect a PC with Ubuntu 12.04 LTS (kernel 3.8.0-29-generic) with wireless adapter: "WLAN 300N USB 2.0 INTERNET ADAPTER" but the wireless USB adapter is not recognized. It has a CD with ...
1
vote
0answers
115 views

Losing connection with weird behavior

My game client loses connection from my game server intermittently. (about 0.2% per minute) When connection is dropped, my client received a error code 10053(connaborted) usually. The number of user ...
2
votes
1answer
1k views

HP Pavilion g6. Ubuntu 12.04. Kernel 3.5.0-39. Wifi/bluetooth suddenly stopped working

So, wifi was working fine till yesterday. There's suddenly an issue - I can't even see the "enable wireless" option on the GUI top menu. Here's info: iwconfig gives me this: eth0 no wireless ...
0
votes
2answers
990 views

How do I fix my ethernet card losing network connection every few minutes with kernels 3.8.x?

I'm using Ubuntu 13.04. My laptop is Acer Aspire one 722-c58rr, and my ethernet card works for a few seconds at a time with kernels 3.8.x, however, kernels 3.5.x and below worked fine. On kernels ...
0
votes
2answers
4k views

Realtek RTL8723AE Driver not working in Linux Kernel 3.5.0-37-generic version

After lot of searching I found out that my Linux Kernel is 3.5.0-37-generic and I am unable to install my Wireless Lan Card Driver which is Realtek RTL8723AE. For some reason when I try to command ...
0
votes
1answer
251 views

Why is 'auto eth0' a problem to Kernel > 3.2?

With this new question I refer to this previous question : is there "force" to be online? Why is 'auto eth0' in file /etc/network/interfaces a problem to the Kernels > 3.2 ? When entry ...
1
vote
0answers
271 views

Driver r8169 not working after installing kernel 3.9.8

I tried to install kernel 3.9.8 on my Kubuntu raring, but the network driver don't work anymore! (r8169) I hope that it is fixed as soon as possible. I went to kernel.org and there is written that I ...
2
votes
2answers
9k views

How to install (or troubleshoot) a USB 3.0 AX88179 Gigabit Ethernet adapter?

I have a USB 3.0 AX88179 based Gigabit Ethernet adapter and after searching online, I found many people reporting success with this device under Linux. The driver entered the mainline kernel on ...
0
votes
2answers
1k views

no wireless networks detected since latest kernel upgrades

Unable to detect wireless network since kernel 3.2.0-41. Problem began immediately following kernel upgrade lspci -nn |grep 0280 03:00.0 Network controller [0280]: Broadcom Corporation BCM43227 ...
1
vote
0answers
1k views

How to fix “Could not connect to kernel driver.” hostapd error?

Hi everyone I have a problem when I try to start hostapd when I enter this command hostapd hostapd-minimal.conf I got this Configuration file: hostapd-minimal.conf Could not set channel for kernel ...
1
vote
0answers
438 views

D-Link DGE-530T with Ubuntu 12.10

I really could use some help. I am quite new to this and I am officially completely lost here. I have been searching the web for a few hours now to no avail. I am running Ubuntu 12.10 and I have ...
1
vote
0answers
266 views

problems with network connetion after update to kernel 3.5.0-24

After release of ubuntu 12.04.2 I tried update my system with: sudo apt-get install linux-generic-lts-quantal xserver-xorg-lts-quantal unfortunately after that my network was not working. It just ...
0
votes
1answer
4k views

check support of Universal TUN/TAP Device on ubuntu 12.04

I am trying to setup Appgate Ip tunneling driver on my ubuntu 12.04 by following appgate instructions listed below: Installation, Linux Make sure the kernel has support for the Universal TUN/TAP ...
4
votes
2answers
3k views

How do I find what kernel module is behind a network interface?

How do I find out what kernel module is used for any given network interface?
2
votes
3answers
1k views

How to check if netconsole really works?

I installed netconsole using the instrunctions given here: https://wiki.ubuntu.com/Kernel/Netconsole dmesg | grep netconsole says everything is OK, but I won't believe it so easily:) How can I ...
1
vote
0answers
1k views

WiFi can't connect after suspend

I've had this problem since Ubuntu 11.10 (my first install) but I was able to get around this issue with this answer. After I installed Ubuntu 12.04.1 I tried to use the same fix as before but I ...
2
votes
1answer
2k views

Unable to compile ndiswrapper module

I installed ubuntu 12.04 LTS server on an old PC. This PC has a wireless card (Netgear wg311v3). This computer now has no access to Internet so whatever I do I transfer it from another PC. I tried to ...
0
votes
0answers
1k views

Intel Ultimate-N 6300 Super Unreliable

I've tried everything to get this card working, including the 11n_disable, bt_coex_active, and swcrypto modprobe options. I've decided that it is just the drivers that are shipped with the default ...