refers to the wired style to connect a bunch computers or a way to connect to such network. This tag is for both software and hardware part of this issue.

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250 views

Which filter configuration in kernel rate limit the outgoing packets to 1packet/sec?

Which net filter in kernel configuration other than iptables enable rate limiting on the outgoing packets on ethernet port?
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572 views

wpa_supplicant connection issue: iw dev wlan1 link shows connection, but network unreachable

I've been testing a Wifi card in my machine and I can't seem to get it to connect to my home router. The card is a ralink rt37, I compiled the modules that I needed into the kernel and downloaded a ...
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0answers
65 views

Can we Bring Up eth1 after removing e1000e modules?

I am trying to setup TCP in RTnet. I am not sure whether its possible. I read that RTnet is not supporting TCP. Is that so? So now I am trying to setup rteth0 as server and eth1 as client. To setup ...
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391 views

Super slow internet requests

My Internet connection seems to be extremely slow on loading pages, specifically (it appears) when the browser sends the request for the first time. It takes like 5-6 seconds just to send the request ...
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0answers
143 views

Identifying MaxSpeed of a Bonded Interface

I have configured Ethernet Bonding for our RHEL 6.2 Servers. Bonding is working fine but few confusion for me when I configured MRTG to monitor the bonded interface. MRTG is showing MaxSpeed of the ...
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3answers
4k views

Virtual Interface Not Showing up in ifconfig?

I am trying to create a virtual interface for the purpose of NameBased Virtual Hosting on my CentOS linux box; please find below is the devices' information:- DEVICE=eth0 BOOTPROTO=dhcp HWADDR=00:0c:...
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1k views

Unable to install Atheros AR8161 Ethernet controller driver for centOS 6

I've installed CentOS 6.3. However, eth0 does not show up on ifconfig. So I figured out that I need to install alx Ethernet driver from here. Since my internet is not working, as ethernet drivers are ...
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2k views

Why does eth0 only go up sometimes on boot?

I just installed Arch with Archboot. On boot, there's about 50% change of eth0 to go up. If it doesn't I'll have to reboot. What could cause this? If it goes up, dmesg contains: [ 7.9...] IPv6: ...
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466 views

Wlan0 Static Ip bridge

EDIT: Even taking br0 out, still cannot get a static IP connection. I had the following /etc/network/interfaces configuration and it was working auto lo iface lo inet loopback auto eth0 iface etho ...
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71 views

Would it be possible to not have the network link cycled on loading the kernel module?

Using some cheap hardware in a thin-client setup we use a diskless PXE booting a small Linux kernel. Currently, it takes a quite some time to boot it fully up and we're looking into some optimizations ...
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0answers
356 views

Configuring multiple static IP addresses for a disk image

Using Ubuntu 10.04 I'm using Clonezilla to create and install a customized image. I'd like to be able to set up multiple static IP addresses. For example, I'd like the first interface to have the IP ...
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1answer
986 views

Setting up Intel Giga PHY I217V on Debian 2.6.32 kernel

Trying to getting the Intel integrated network card driver (Giga PHY Intel I217V) working on Debian (kernel 2.6.32) but I'm having issues. I've downloaded the driver from the Intel website and ...
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3answers
735 views

Data transfer between Ubuntu and CentOS [duplicate]

How do I transfer data between Ubuntu and CentOS using LAN cable, in the same network? I tried installing Samba which did not go well in CentOS.
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2answers
25 views

(Ethernet cables): Can a straight wire work (slightly) where a crossover-wire is necessary (without MDX)?

If I connect a straight Ethernet cable where a crossover cable should be used. Can I get the behaviour that it works occassionally, once in a while? Too me it seems it would either work or not, not ...
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2answers
1k views

Access remote server after running ifdown eth0

I had a problem: Could not retrieve mirrorlist http://mirrorlist.centos.org/release=6&arch=x86_64&repo=os error was 14: PYCURL ERROR 6 - "Couldn't resolve host 'mirrorlist.centos.org'" Error: ...
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2answers
153 views

How to give all computers connected to a network switch internet?

I want to make a cluster computer out of Raspberry Pis (with a network switch/hub, and mpiexec), and have run into the issue about how they will get internet access. Since it would be a hassle for all ...
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2answers
164 views

Direct connection w/ ethernet cable

This is for "research" not pragmatic purposes -- I want to know how this is supposed to work, since my guess below does not. In other words, I do not want an answer that involves /etc/network/...
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3answers
240 views

How do I configure my Linux computer to provide Internet to a FreeBSD computer via Ethernet port?

I have FreeBSD computer to which I want to provide with an Internet connection via the Ethernet port. I bought a single board computer (SBC Wangboard DUAL) onto which I have installed Ubuntu. I ...
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3answers
12k views

eth0: ERROR while getting interface flags: No such device [duplicate]

I set up CentOS yet. it's no network connection. eth0 is not device list. I take a message network is unreachable while ping 192.168.0.1 the screen shot of device list How can I do reachable ...
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1answer
49 views

ssh RPi from PC - How to share internet connection?

I have Raspberry Pi connected with PC on eth0 port. I am using eth0 to ssh RPi. I have web application on RPi that requires Internet access. Now, I set static ip to RPi (192.168.1.50) and to PC (192....
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1answer
139 views

How to setup automatic IP assignment after ethernet cable is plugged in

I have a Centos server and I have a problem with automatic detection of cable connection. Whenever server is up before router has started i need to restart server to make it detect IP. For Example: - ...
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1answer
79 views

Can't find eth0 in my ifconfig output

I have a old desktop with ASUS P5KPL AM/PS board with intel core2Duo processor. I have installed kali linux on it when I run ifconfig in root shell all I can see l0which is my loopback address and ...
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1answer
22 views

Error while trying to connect 2 pcs in lan

I'm trying to connect two PCs in local network and am having difficulties: not that information you need, so I will put some, if I can put it need more: pc1: OS GNU/Linux Mageia pc2: OS GNU/Linux ...
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1answer
54 views

USB3 to Ethernet stops after sometimes

This is my first post to this website. I this that my question is related to serverfault cause it is related to ethernet communication issue. If you disagree please let me know what is the appropriate ...
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1answer
1k views

FreeBSD Ethernet NIC driver not recognized

Intel Motherboard GA-H61N-D2V $ pciconf -l -v re0@pci0:1:0:0: class=0x020000 card=0xe0001458 chip=0x816810ec rev=0x06 hdr=0x00 vendor = 'Realtek Semiconductor' device = 'Gigabit ...
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1answer
115 views

Itcpdump output - why is it showing an Ethernet status?

tcpdump -i mlan0 -n tcpdump: verbose output suppressed, use -v or -vv for full protocol decode listening on mlan0, link-type EN10MB (Ethernet), capture size 262144 bytes Why is this ...
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1answer
5k views

Linux Mint 17, Wifi Slow and Drops Connection, No Ethernet Connection

On a fresh install and updated Linux Mint 17 XFCE, the system cannot maintain an internet connection through wifi, and is unable to connect at all through ethernet. Wifi will work somewhat slowly for ...
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1answer
350 views

Route a local connection via an ethernet link in QNX

I am currently facing a challenge in QNX, where I have 2 Network Interfaces - viz. one Network port from PCIe Ethernet Expansion card (wm0) and other from the normal Ethernet port (en0). I have ...
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1answer
1k views

Ho to bridge wlan0 in AP mode and eth0 so that eth0 is static and wlan0 uses DHCP?

I have a router that provides internet access. Connected to this router is a desktop PC that has working eth0 (static IP address) and wlan0. Also connected to the router is a laptop which I use to ...
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0answers
43 views

Is IP over USB 3.1 type-C between two Linux hosts at 10Gbps possible?

I've been unable to determine on my own if I can do this. I'm wondering if it is possible to connect two Linux systems with USB 3.1 with type-C connectors to setup a point to point network (IP or ...
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0answers
27 views

Mint eth0 not showing

I've recently installed Linux Mint on a fairly old laptop (Dell Inspiron 1501, sorry if that makes you cringe), and I managed to get it to work ... for the most part. However, I ran into the issue ...
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0answers
23 views

Understanding NIC self test's with ethtool

The below is taken from a previous question: For starters you can use the tool ethtool to run your NIC's self tests. excerpt from man page ethtool -t|--test DEVNAME Execute adapter self test ...
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0answers
56 views

How can I use two Ethernet cards in AWS Ubuntu LTS 14.0

We are using two Ethernet cards in an AWS Ec2 instance. And trying to ping with both Ethernet card by using ping -I eth0 google.com and ping -I eth0 google.com, we got the response from eth0, and eth1 ...
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1answer
61 views

Can't find OpenWRT driver for Insignia NS-PU98635 USB-Ethernet Adapter on RPi 1B

I have a Raspberry Pi (1B). It's running OpenWRT (Barrier Breaker - 14.07, r42625). There's an Insignia USB3.0-Gigabit Ethernet adapter (NS-PU98635) plugged in. I can't find the driver for that NS-...
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0answers
24 views

How can I set up my ethernet on a fresh install of Fedora Server 23?

I am using Fedora Server 23, and cannot get my ethernet connection to work. It works fine on Ubunutu, OS X, and Windows 7 on the same machine. [root@localhost etc]# ifconfig ens5: flags=4163<UP,...
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1answer
28 views

Missing NIC in CentOS 5 - AsteriskNow 1.7.1

So I have two nics, but I can't get the second to load, here is the output from lspci -vvv 04:00.0 Ethernet controller: Intel Corporation 82574L Gigabit Network Connection Subsystem: Super ...
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1answer
67 views

Wifi and Ethernet unclaimed on ubuntu-based linux

I'm trying to finish the installation of elementaryOS (an Ubuntu-based distribution) on a Thinkpad E460. However, I can't neither have Ethernet nor Wifi. In fact, lshw -c network -sanitize shows both ...
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0answers
57 views

Getting Link Speed of USB Ethernet

How to get Link speed of USB Ethernet? $ sudo ethtool enp0s20u2c2 Settings for enp0s20u2c2: Current message level: 0x00000007 (7) drv probe link Link detected: yes ...
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0answers
36 views

add 10G fiber NIC however not able to see it go to up state

I have added a 10G Intel PCIe card to my Linux machine. I have connected both sides of the cable and the remote side comes up when I plug the cable into my linux machine and goes down when I remove ...
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0answers
52 views

No response to DHCP broadcast

Following on from this question, I'm still trying to get ethernet and DHCP working on a buildroot-based embedded Linux board. Here's what I'm trying: The ethernet interface is brought up using ...
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0answers
12 views

Could two servers connected by one cable use the link in the same time?

I'd like to know if two servers connected through a cable, can use the only connection to communicate in the same time. For example suppose both have are ssh servers, could I log in from A into B and ...
0
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1answer
63 views

Flapping Ethernet connection of Fedora 23

Since a few days I am experiencing a flapping Ethernet connection on my Fedora 23 laptop: the network connection goes down for several seconds every minute. The machine is up-to-date with the latest ...
0
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1answer
76 views

Setting static ip address for multiple ethernet controller

I have a simple question for which I couldn't find a answer for hours on the internet. I didn't think it's so much special what I want to do, but it seems to be. I have Debian virtual machine within ...
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1answer
81 views

Ethernet Connected But No Internet

I am trying this on Intel Galileo Gen 2 which runs Yocto Linux and I am unable to connect to Internet using Ethernet. I have WiFi card but that doesn't connect as well. I have tried following commands ...
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1answer
72 views

Eth0 recognized by ifconfig -a, interfaces correct, cannot connect?

So, I had a WiFi connection "working" with WPA Supplicant. That took quite a bit of doing, and wasn't optimal. The networks would drop out every few minutes. I wrote a script which would reset the ...
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0answers
57 views

Active-backup bond of 2x mode 4 LACP bonds

I have 2 switches and a server with 4 NICs. The switches are connected together with a LACP LAG. I'd like to have a situation where I'm able to survive a switch failure, also still have the ability ...
0
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1answer
371 views

Ubuntu ethernet connection works for few seconds then drops (with Win 7 dual boot)

I've looked through other posts with similar issues but so far to no avail. I'm running dual boot with Windows 7 and Ubuntu 15.10 and although the Ethernet connection works on Windows, when I boot ...
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0answers
47 views

Multiple Ethernet interfaces

I am using Debian 7.8 on a PC Engines APU board. The APU also has an apache server on board which is the main application for external users to access the APU and its associated applications (which ...
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0answers
48 views

Set Primary NIC - Fault Tolerance and Redundancy - Raspbian Wheezy

English is not my native language so please be patient. Hi to all, happy new year. I have a Raspberry Pi 2 (model B) running Wheezy (4.1.7-v7+), after a lot of help from Diederik and the community, ...
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0answers
122 views

Ethernet and wireless controller not recognized any more

I have a pretty grave problem. I wanted to use some programs that dont run with Wine. So i set up a Windows-To-Go on an external hdd. Upon booting it said something like Devices are being prepared.......