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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HP J8156A Vernier network adapter

I've got a network card, that may or may not be working that I am trying to use in my home server. Got it from ebay as "used".The card does not let the computer boot, the computer turns on, but ...
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553 views

Enabling eth0 or eth1 for internal network in computer without internet access

I am installing virtual box in computer without internet access. I am not sure this computer has network adapter (Ethernet) or not. I have two virtual machine which can communicate each other (I ...
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IPConfig lists very strange tunnel adapter

I was trying to troubleshoot a different computer on my network, and ran ipconfig on MY computer for reference. One of the adapters listed is - Tunnel adapter satapi.GHGKZ.com: Google has ...
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Add a Virtual Non-Existent Network Adapter Windows 8

I want to test a pfsense install inside of virtualbox but the installation will not allow you to install unless there are atleast two network cards present on the system. Is there a way to install a ...
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479 views

A quest for internet access ( Unidentified network and Error 651 )

I'm stuck with one of the most harsh problems i had to deal with, regarding fixing my computer.Im trying to solve it for days ( have searched a lot on the web ) and no results so far. The problem is ...
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60 views

Connected with limited access (drivers?)

My PC with Windows Vista had some wireless problems 3 years ago, so I bought a wireless adapter, which worked fine. But a few days ago, it suddenly didn't connect anymore; the network manager says it ...
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69 views

Reset network byte counters shown at status dialog?

Problem is that I can't read RX byte counter value as it will not fit inside window anymore. How can I reset counters shown below without disabling network adapter:
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34 views

Network connection disappears when I open WOW

I changed my motherboard several days ago. (ASUS G41) Now I am running on Windows 7 Ultimate 32 bit. Everything is OK, but when I open WOW (World of Warcraft) the network connection disappears and ...
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641 views

From a command prompt, change OpenVPN adapter from Public to Work location/profile on Windows?

I'm working on a silent installer for OpenVPN as part of a bigger software package to be deployed on numerous Windows systems within my employer's corporate network. I'm able to get OpenVPN to ...
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30 views

NIC does not like network cable

Alright Gang, I have a good problem for you guys. I have a test station with a network cable that works flawlessly on every single NIC it connects to EXCEPT nforce ones. Why in the world, would ...
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60 views

Virtual Network Adapter

I am new in networking and virtualization. I really need assistance on this problem. I have a scenario: there are 4 virtual machines that created through VirtualBox on WIN7. 2 of them are centos, 1 ...
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4k views

Is the reason for weak wireless signal on new laptop the wireless card itself or the antennas?

I just bought a new laptop ASUS N550JV. I wanted to test the wifi receivers of my two laptops (the old and the new), so I put them together and scanned for the neighboring wireless connections. My old ...
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447 views

Traffic Route mismatch with two NIC Windows Server 2008

I have small issue on my network I have two NIC, NIC 1 Connected to the internet and local network, NIC 2 Connected to Sip Trunk Circuit (No Internet) Each one of them has different Gateway. My ...
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115 views

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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2answers
318 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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38 views

network interface card teaming on windows server standard 2008 R2 SP1

Can anybody show to how to do NCI teaming on windows server 2008 standard R2 SP1 on the Dell PowerEdge R320 and R720 Server.
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3k 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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210 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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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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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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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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137 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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194 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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370 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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476 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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629 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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93 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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633 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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1k 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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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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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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1k 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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373 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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189 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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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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380 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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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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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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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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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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8k 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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557 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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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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648 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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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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114 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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423 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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160 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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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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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 ...