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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How can I share the Wireless connection across my LAN, and still access LAN locations

At the moment I have the following setup (all windows 8.1, router: BiPAC 7800N): Generally, 50-60% of the time, I use the router to connect to the internet (1.5mbs), but usually when working I ...
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No networks found upon returning to original location

The oddest thing is happening with my network connection. I can work on it fine at home, and then I bring it to school and it connects automatically to that network too. But then when I get back ...
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22 views

Trouble bridging two Ethernet connections on Ubuntu Server 12.04

My Setup: Dell PowerEdge 2800, Ubuntu Server 12.04, 2 Ethernet ports Dell XPS, Windows 7 Home Edition, 1 Ethernet port Router <--- eth0 ---> PowerEdge <--- eth1 ---> XPS the objective here ...
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Putting NIC in promisc mode? [on hold]

Can all NIC's be put into promisc mode, if no then please share any link or URL for info on what NIC's can be put in promisc mode, and also can ethernet NIC's be changed to promisc mode or only ...
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21 views

Gigabit NIC only connecting at 100Mbps

We have a desktop PC in a field office that only connects to the network at 100Mbps even though the GB card seems to be functioning perfectly. We have plugged in other machines into the same jack and ...
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How to detect the network-adapter of a system using a batch script

I'm trying to automatically detect the used wireless network adapter and install the correct driver for it. Do you have any ideas how to do this? Using the powershell is (sadly) not an option this ...
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3k views

Driver for wireless card WNC-0301 (Level One) for XP 64 bit

I looking for drivers for network wireless PCI card WNC-0301 of Level One for Windows XP 64 bit. The one I found on company's site is zipped with password. In short, do somebody know where to find ...
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1answer
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I have LOTS of TAP-Win32 Adapter OAS and TAP-Windows Adapter V9

What are these, and what are they used for; how do I get rid of this? Because I haven't got OpenVPN or any other VPN-client installed on my computer (to my knowledge). I am not sure but I thing this ...
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2answers
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Installed PCIe network card - computer won't boot

I have a new Dell Vostro 460, that has onboard video, and an Dell-added a PCIe video card. It has 1 16x PCIe slot and 4 1x PCIe slots. When I plug in a PCIe gigabit network card (link. lspci: ...
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1answer
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Network card (link-status LED) still active after shutdown from Windows 7 (but not from XP)

When I shut down Windows 7, my NIC remains active and the link status LED on the router remains lit. When I shut down Windows XP, it does not. Further, rebooting XP causes the NIC to shutdown as well, ...
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22 views

NIC MAC address is different than it should be

I have cheap Tenda W150M router that is working as a WLAN card in Client+AP mode. The router MAC Address and WLAN BSSID are xx:xx:xx:xx:xx:68(those are listed in the router admin page). Now on my main ...
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Why my HostOnly adapter stopped working on my virtualbox guest and I cannot connect to it?

Basically my setup is: Windows 7 laptop with VirtualBox with Centos6 installed. I have 2 adapters enabled on guest: 1 NAT for internet access and 1 HostOnly to connect to this machine (for e.g. scp ...
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1answer
21 views

How do I prioritize one network interface over another, in the context of 'lower level' windows functions?

Alright so I think I'm at the right SE site... We'll find out in a minute; but my apologies if I'm not. Anyway... I have a couple of network interfaces on this system ( and a couple at my place of ...
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1answer
8k views

My internet speed wont run at 1.0 Gbps on my Realtek PCIe Family Controller

I have an asus Gigabit Router and a gigabit NIC (Realtek PCIe GBE Family Controller) witch is running at 100Mbps rather than 1000Mbps (1.0 Gbps). When I use an old laptop on the same Ethernet ...
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4answers
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network adapter driver problem in Windows 7

I am facing problem with my Windows network adapter. It detects all the available networks but it shows "Limited Access" for the network I wish to connect. On diagnostics it gives "The wireless ...
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1answer
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Virtual eth-adapter in networking-configuration

I have on my Debian en eth0-interface and I need the interface to listen to other IP's. I know I can create it with the following command ifconfig eth0:1 10.10.10.20/24 With this command everything ...
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1answer
34 views

Laptop's wifi only works if it's connected to mobile hotspot

my laptop started acted weirdly, it's wifi only works if i connect it to my mobiles hotspot, but it doesn't connect to any other type of wifi networks, tried many different locations, many different ...
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1answer
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Service Network Restart

I was configuring the network interface for the servers that are on Centos 6 platform. While editing the ifcfi-eth0 file there is a field "ONBOOT" which is set to "yes" if we want that the network ...
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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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32 views

In Windows 7 how to select network profile for internet access?

At our office, the ADSL modem broke down, so I enabled WiFi access point on my smartphone to connect to internet that way. It works, but only if I disable the regular LAN, i.e. disable the network ...
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1answer
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How to verify that all the pins on a NIC card are indeed working?

I have a laptop here that had some bent pins on its NIC, my boss straightened them out, but there's still one pin that when I look at it, appears a little flat, like it won't touch the end of the ...
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Unable to connect to internet from Centos VM

I am using VirtualBox 4.3, I have installed Centos 6.3. I have two adapters attached. 1) NAT 2) Host-Only I want to be able to setup a cluster of 3 machines which can talk to each other and also be ...
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64 views

Windows 8.1 ethernet adapter properties are not properly saving

I have a wired network adapter installed on my laptop, it is a built in card and it works with no problems. The driver is installed and is the correct driver. I go into the network adapter properties ...
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Windows force different channels for multiple wireless NIC

I have multiple wireless NICs on my Windows 7 machine and want to load balance across them. They are set up with the same metric and streams are successfully split between them. However, the link ...
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28 views

How to use wi-fi / bluetooth as adaptapter on my PC(desktop)

I know the USB Tethering mode in android (Ya, I am talking about android as OS) but don't know how to use it to create a LAN to connect with my Laptop (For gaming and file transfer porpouse) So,I ...
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Where are PC's NIC settings saved (i.e. custom MAC or power management options)?

Recently i learned how to enable and use WoL, but some details about it's underlying mechanisms are still mystery for me. In this answer on serverfault was said, that WoL is OS independent ...
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283 views

OpenVPN does not connect VIA FrootVPN

Suddenly quit working... again... OpenVPN 2.3.6 (32 bit) Latest FrootVPN config file Windows 7 64 bit Port 1194 is open for UDP AND TCP I have been told to use 32 bit OpenVPN due to bugs, and it ...
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246 views

local area connection doesn't have a valid ip configuration

I get the following error after running diagnostic tool: local area connection doesn't have a valid ip configuration then I ran ipconfig \all in cmd and got the following: Microsoft Windows [Version ...
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1answer
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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69 views

Automatically connect WAN Miniport (SSTP) adapter at login

I have a WAN Miniport (SSTP) Adapter which I want to automatically connect when I log on. It authenticates using a certificate in the local users certificate store, no password required. When I ...
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Windows 7 routing with single NIC

I have a PC with single NIC running windows 7. This PC is a member of 180.x.x.0/24 network and is internet accessible. Now, my brother brought another PC with single NIC. I want to make it also ...
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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
8k views

Realtek-NIC with VLAN under Windows always showing UNPLUGGED

I'm running a Win7-Machine and need to configure my NIC to understand untagged and VLAN-tagged packages. I'm using a Realtek PCIe GBE Family Controller and already installed a common tagged ...
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1answer
42 views

Server with 2 NICs

The server has a motherboard with built-in NIC that has 2 Ethernet ports. 1st labeled Management, 2nd isn't labeled anything. 2nd NIC is a PCI card plugged into the motherboard, which has 1 Ethernet ...
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119 views

Change Network Type for Adaptor (Public vs Private)

I'm working on Windows 8.1 Professional. The machine is currently configured "Private" in a place that should be "Public". In its docs, Microsoft refers to this as "Public Mode" and "Private Mode" ...
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1answer
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Writing a script for a multi network student lab to change networks

I work in a university/college and having a problem in one of the labs. At the moment we have a few programs that pull their licences from a licence server. This licence server has no internet ...
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2answers
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How can I do to my PC see its network adapter?

I have installed the Windows-7 on my computer. My PC doesn't see the wifi connections, because the Windows did not detect a properly installed network adapter. I entered the "Change adapter settings" ...
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1answer
178 views

Killer LAN e2200/Atheros AR8161 not running at Gigabit

I have ASRock Fatal1ty 990fx Killer that has the Atheros AR8161 NIC (branded as Killer LAN). I'm direct connecting to a Motorola SurfBoard 6141 with Cat5e cabling. My Windows 7 Professional is set to ...
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135 views

Two network drivers? (Broadcom Network Adapter, and Killer e2200 Controller)

This is making me very confused, I have an alienware laptop, and when I went to the Dell website to download drivers, I found a Broadcom Network Adapter/Bluetooth Combined driver, and a Killer e2200 ...
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Wifi problems - stops responding

I have problem with my WiFi. When I turn on my PC, everything is going fine, but in some time, My WiFi stops responding and connection is lost. After aprox. 1 minute is connection back, but it's ...
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6answers
12k views

How to reinstall the host-only network adapter in VMware 7

I've this problem when I want to use "Host only" network adapter in VM-Ware 7.0 this is the error message: The host-only adapter driver does not seem to be running. If you have not rebooted ...
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1answer
32 views

What is the use of VmWare Virtual network adapters

I had VmWare Workstation for times ago and one day I noticed that my laptop is not going to shutdown or hibernate or sleep normally and it got stock turned on and with screen turned off which I had to ...
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2answers
40 views

Loopback vs NIC path

I'm trying to troubleshoot a complex problem in my computer running Windows 7. I won't describe the problem as it would take a very long time to explain. Basically I'm running a software that connect ...
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1answer
31 views

What is the effect of Service Network Restart

In network configuration file ifcfg-eth0 . There is a field "onboot" if I put onboot=no and restart the service network. Then interface eth0 did not up. If I put onboot=yes it does up the interface ...
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Network cycles to public/unidentified on Windows 7

I set my network to public and it worked fine for about 6 months, but now every few minutes my computer decides to change the network location to an unidentified public network (and loses internet) ...
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527 views

Use Genymotion/Andy without Host-Only Network Adapter?

Genymotion and Andy require Virtualbox Host-Only Network Adapter, however my computer is unable to install the driver correctly. Note that Android x86 works well with default NAT network settings. ...
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1answer
486 views

Multiple MAC addresses on a single network interface

Since the other question about this (Multiple network interfaces on a single NIC in Windows) only asks about different routing, I'm going to ask this again: Is there any way to create multiple ...
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Multiple network interfaces on a single NIC in Windows

Here's the scenario: Lets say we have a wireless network that imposes bandwidth limit on IP addresses(ie every IP address has limited bandwidth). To get around this, we can obtain several IP ...
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Optimal setting for advanced parameters for Realtek PCI-e GBE family network card

superusers. I am trying to get the best possible setting for my Realtek PCI-e GBE family controller network card so that when it will be literally minimal or zero lag when playing online game. ...