A network interface controller (also known as a network interface card, network adapter, LAN adapter and by similar terms) is a computer hardware component that connects a computer to a computer network.

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Convert or add a localy installed linux distro to PXE-boot server

I have a Linux distro installed (debian) and configured in a VM. I'm looking for a way to add it to my PXE-server so that clients can boot to it (live session) Very confused at the moment, should i ...
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390 views

Ethernet to USB adapter vs USB Ethernet card?

I would like to connect two computers so that one is connected on physicall via the "standard ethernet jack" (got lost in the naming, i believe it's 8P8C) and the other will be connected to a USB ...
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4k views

Where can I find my NIC’s GUID (for use with ForceBindIP)?

I’m trying to create a context-menu item to run ForceBindIP. I saw a similar question that discusses doing this, but I don’t know how to find the GUID for my network interface. Where can I find it?
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240 views

need help to install Intel Gigabit LAN driver

I am installing openMediaVault on my new build. the montherboard is Asrock B85M Pro4, and it has a onboard lan (Intel® Gigabit LAN) OMV 0.5.0.24 cannot detect this onboard lan, where can I find hte ...
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3answers
6k views

Atheros AR9485WB-EG wireless adapter on Linux Mint

I have a new ASUS X552C laptop. It is working like a charm, but I ran into a problem when I decided to install Linux Mint. It seems like my Atheros AR9485WB-EG wireless card is not recognized by the ...
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1answer
42 views

Windows 8 machine with 3 NIC functioning as a switch

I have a workstation with two machines and one LAN port. a mac mini a windows tower with Win8 and 3 NICs How can I set up the windows machine to also function as a switch so that I can run a cable ...
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81 views

Wireless connection behaves strangely after windows 7 fresh installation

Since I installed a fresh installation of Windows 7 Home Premium, my Internet connection behaves very strange when on wireless. It disconnects and reconnect by it self without any notice. It slows ...
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1answer
153 views

Wake on LAN through PHY and unicast only works in the first ~30 seconds after pm-suspend

I'm having some trouble with Wake on LAN through PHY and unicast. I'm able to wake the system by pinging or sshing the shut down machine, but only within the first ~30 seconds. Why's that, what could ...
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232 views

Use a separate NIC for ssh

I have two NICs. I want to use one (eth0) for connecting to Host_A using SSH and the other (eth1) for everything else. I also run a Socks proxy through that SSH connection to Host_A. All traffic ...
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442 views

virtual ip address-how it works and uses of it

My questions are: How having an ip address for an application is useful? Does packets coming to application have virtual ip address as destination ip address or physical ip address? Thanks in ...
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1answer
654 views

Asus P8P67 Deluxe mobo: Network adapter off when PC is off; can't wake on LAN

My Asus P8P67 Deluxe (rev 3) motherboard includes an Intel 82579 LAN controller. I have enabled wake-on-LAN with these instructions and it works from sleep, but it does not work when the PC is powered ...
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783 views

Start script on network connect

I am trying to get a GNU/Linux Bash script to run as soon as a network connection is established on my Raspberry Pi. I tried following the instructions on several pages: I have tried adding my script ...
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107 views

Failover NIC with Windows 7 running Apache Server

I have a Apache Server running on a Windows 7 Desktop for a internal website (Intranet). I am trying to figure out how I can make this system as failover safe as possible. One thing I want to do is ...
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2answers
921 views

Is it possible to wake up an ACPI S3 suspended Linux System with an SMB packet?

I want to put my Debian NAS system in supend to RAM mode (ACPI S3) after a decent period of time idling in order to save some power. I thought about putting the NIC in a mode, where it waits for ...
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3answers
2k views

What does ipconfig return in Windows command line?

When I run command "ipconfig" in Windows command line, I am expecting to see my IP address that I have in the LAN I am connected to. But besides that I see many, many entries. Can someone explain ...
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1answer
1k views

how to remove obsolete device and network entries? Device manager “uninstall” option has no effect

I am trying to remove a few "obsolete" things which annoy me (because I like to have everything cleen, working and not interferring with each other, fresh, etc..). I tried looking for solutions ...
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2answers
60 views

What are the differences between wireless gaming adapters and straight wireless adapters?

Devices like the Xbox - with only an ethernet port and no built-in wireless - can be connected to wireless networks using a gaming adapter. How does a gaming adapter differ from a regular wireless ...
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2answers
2k views

Desktop network connection keeps dropping but everything else stays connected

I'm running Windows 7. Recently added a new wireless printer (HP Photosmart) and everything was working fine. Then I started losing internet connection on my desktop. Desktop is connected to the ...
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4answers
464 views

Will a bad network card affect a USB network adaptor?

If my network card that is integrated into the motherboard stops working, will this have an effect on a USB wireless network adaptor I plug in? If so, will inserting a new network card fix this? ...
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1answer
252 views

NIC still active after shutdown and removal of power supply

The NIC on the motherboard of one of my computers continues to communicate over the wire even after shut down and the removal of the computer's power source! Apparent communication continues after ...
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2answers
3k views

Can't get hostednetwork started in Windows 8 x64

OS: Windows 8 x64. Mobo: ASUS P8Z77-V Deluxe. I can't start an Access Point with my computer. I tried everything. I tried netsh wlan commands from cmd (with Admin privileges) and it returns the ...
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474 views

the led of wireless card is always flashing

I just installed archlinux and awesome on my laptop. But I find that the led of wireless card is always flashing in connect status. Is there any way to disable it? NIC: 07:00.0 Network controller: ...
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2k views

Unable to capture wifi traffic with wireshark

Even a few days ago everything was fine, but now simply I can't capture and see tcp, http, etc. wifi traffic but only the traffic for the protocols 802.11 and LLC. I used different wifi spots ...
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3answers
160 views

Is there a way to permanently change the associations of NIC cards on a supermicro server?

There are 4 ports, eth0...eth3, and I want to reassign them so that eth0 is associated with the NIC currently listed as eth2, and eth1 to eth3. Basically swap them. It needs to be permanent and ...
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763 views

Connecting to Bluetooth Personal Area Network Fails

I'm trying to connect to my phone's Bluetooth PAN but nothing happens when I do. I click the button that says "Connect Using" which gives me two options: [Option 1] "Direct Connection" ...
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2answers
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role of virtual network adapter

Please correct me if I am wrong in saying that network adapters(not considering virtual network adapters) represent a particular interface of a machine having a unique MAC address which can establish ...
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2answers
12k views

Can't get IP on Windows 7 after extensive troubleshooting

My Windows 7 system is not able to pull an IP from my router's DHCP. This just started a few days ago, and I've done quite a bit of troubleshooting. Here's what I've tried in roughly chronological ...
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1answer
702 views

Is it possible to connect a NAS to both WAN and LAN at the same time?

Thinking of upgrading my Synology DS209 NAS to a newer model with dual gigabit ethernet connections. Currently my NAS sits outside my LAN, connected to WAN through one of my modem's four ports, ...
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373 views

PC flooding & crashing network switch only after it's shutdown

I discovered this problem because EVERY SINGLE TIME I left the house my Internet connection would go down and I would not be able to remotely access my netowrk. I installed Windows 8.1 RTM on my ...
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1answer
802 views

ethtool available network interface ports

# ethtool eth0 Settings for eth0: Supported ports: [ TP MII ] Supported link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full Supports ...
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3answers
141 views

Do I need to replace my NIC or how is there a software based solution?

My connection intermittently fails and it is not because of my home phone or a microwave oven. I have a Realtek RTL8190 802.11n Wireless LAN (Mini-)PCI NIC. My signal strength is excellent. My ...
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121 views

how to route local IP to use NIC and other to use Wifi NIC

Like most, my desktop has Wifi NIC and LAN NIC but today most of the time we only use Wifi ... since most house does not have LAN in every room but I want to create a specific network that does not ...
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1answer
549 views

Kernel bypass possible with non-specialised NIC?

Is it possible to perform kernel bypass and have a NIC send data to the user space (where I will write my network stack) with no copying, without having to purchase a specialised Solarflare etc NIC?
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176 views

How do virtual servers interact with the host machine's networks?

I've had this question long ago and still I've been unable to find a correct answer to it. I know it's possible to run several virtual machines. Let's say that I'm running Windows Server 2008 R2 with ...
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1answer
2k views

How do I install the Microsoft 6to4 Adapter?

I'm unable to see the 6to4/Teredo adapter anywhere in my Windows 7 installation. In my Device Manager, the only network adapters are my wireless Realtek card, and "TAP-Win32 Adapter OAS" which is for ...
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1answer
167 views

How can I *quickly* cycle the a Wifi Network Adapter in Windows 8

Before you close this as a duplicate, please read carefully. In Windows XP, when there was a problem with Wifi, you could right-click on the icon, and the context menu allowed you to disable/enable ...
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1answer
742 views

Is it possible to configure a static IP alternative for all adapters using the registry?

I was reading the alternative configuration documentation, and thought I'd try to setup a fallback static IP to simplify my setup: ...
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1answer
36 views

Forwaring request from specific NIC in windows 7 client

I have a client in my network which it has 2 NIC, assume eth0 and eth1. A specific scanner with ip address of 192.168.1.1 is connected to eth0 of this client and eth1 is connected to my network. In my ...
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758 views

How to Create WiFi Hotspot with Single Adapter in Windows 7

I know how to create a hotspot when connected to a wired network, but when I am using internet from a WiFi connection, this disconnects the wireless connection the moment I activate the hotspot. In ...
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114 views

Wifi USB Adapters stop working after a couple of months

My Belkin Dual band USB adapter just stopped working. It doesn't work no matter how much I try troubleshooting it. I get an error: USB device not recognised This is third time in last six months ...
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347 views

Why does Ubuntu 12.04 detect only one USB Ethernet adapter?

The problem is that I am connecting three client computers to another central computer through: the one normal Ethernet port connected to one client computer (eth0) two USB to Ethernet adapters ...
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2answers
148 views

My laptop's network card is acting very strange

I have a Dell inspiron 1726 laptop. When I try to connect to the Internet via my wired network it drops packets. (I can access the Internet just fine from another computer, so the problem is with the ...
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1answer
2k views

Two wireless NIC on RaspberryPi

I want to be able to use two wireless network adapters on my RaspberryPi running wheezy (Debian).One card is to be used to connect to the network and I want the other to run in the monitor mode. Two ...
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1answer
330 views

How to troubleshoot network problems after fresh install of Linux?

Almost every time I install Ubuntu on any laptop there are some problems with connecting to the Internet. After the last installation neither Ethernet nor Wi-Fi is working. What would be the steps to ...
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1answer
70 views

Cannot Connect to Windows Server Using a Particular IP

We have a Windows server 2008 running as web server. The Server has two IP's (A and B) added to it. We were able to use both the IP's for remote desktop connections and FTP connections. All of a ...
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1answer
103 views

Hyper-V Network Adapter

I have a setup a Hyper-V VM on my server. I have the NIC setup in Hyper-V manager. I also have the my VM settings pointing to my NIC. I can't access the Internet. Here is a picture of my Hyper-V ...
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3answers
548 views

What is the real capacity of a network device (ethtool - MiB or MB?)

MiB = MebiByte = 1024*1024 MB = MegaByte = 1000*1000 ethtool returns speed = 1000MB/s ifconfig documentation indicated it returns units of MiB How can I tell from that ...
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95 views

Find processes using a network device

How do I find which processes are using a given network interface at any given moment? I am using Fedora and Ubuntu.
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1answer
184 views

Windows XP change the order of IP address in a NIC having multiple ip address

I've a NIC with two IP address. Now how can I change the order of the IP address so that I can bring any one to the top and have precedence over the other IP addresses. I know I can change that from ...
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136 views

Limited connection whenever I connect to a Wi-Fi network outside the company

Whenever I connect my work laptop to a wireless network outside of my company, the connection shows as Limited, and there is no internet access. I have tried several times by disabling/enabling the ...