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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Problems when trying to connect to a router wirelessly

The situation - At my girlfriend's parents' place there are six Windows 7 devices that are wired or wireless connected to a router: 3 dekstops and 3 laptops. There are also several smartphones using ...
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225 views

MAC address ends with FF:FF:FF

My PCs MAC address ends with FF:FF:FF. I am little confused about this address. As per my knowledge MAC address is of 12 Hex digits (first 6 correspond to Company and second half to a unique NIC). And ...
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250 views

How to name a newly added NIC in Linux

I'd like to name a newly added NIC as eth4. How can I do that under Linux? To be specific, the distribution I use is SUSE, SP1. I guess there is a one to one mapping between the NIC hardware and the ...
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70 views

Use wired LAN adapter by default

I am trying to find out if there's a way to set up network adapters so that if 2 are connected with network and internet access it will choose one over the other. Scenario: I have seen several ...
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Wifi Adapter not working in windows 8

I have Dell Inspiron 15R N5010 with the Network Adaptor card as Broadcom 802.11n Network Adapter Provider : Broadcom File version : 5.100.245.20 Driver Provider : Microsoft Digital Signer : ...
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317 views

Software Diagnostics Tool recommendations for Debugging a Windows 8 freeze

I've had my HP Pavillion dv6 laptop since last November - and it has had 8GB RAM and a 256GB Crucial M4 SSD installed since the start. I use it for software development and it's had a Windows 8 RTM ...
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804 views

After disconnecting my vpn, why do I have to reset my network adapter to revisit certain sites?

If I create an encrypted connection to my VPN host (via openVPN) and tunnel all internet traffic through it everything seems to work fine (i.e. Websites think my ip is that of the remote server). ...
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2k views

What causes partial connectivity through wireless adapter (no internet, but can see other home network PC)?

I recently bought an Asus X401A laptop. For some reason, I cannot get internet access on the wireless connection. The wireless connection succeeds and I can see other computers on the network once ...
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696 views

Unplugging ethernet cable without disabling NIC

Is it possible to configure the OS (Windows XP or Linux) or the NIC itself so that the NIC/interface remains enabled when the ethernet cable is unplugged? Often, especially when I'm tinkering, it's ...
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240 views

Why my Network Connection Properties don't show UAC prompt & settings change everytime I connect?

I can't set my network connection interface properties, UAC prompt doesn't appear anymore for only this adapter interface. I disable Netbios but each time I connect it changes back to default. Earlier ...
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1answer
365 views

How can I connect to a VPN and keep my internet connection with my second adaptor?

I have a WinXP with 2 network adapters and I sometimes need to connect to a VPN network. But When I do so, I loose my internet connection. This is not so bad if I'm at the office, but I remote in to ...
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1answer
396 views

my windows xp sp3 diagnostick:windows could not detect any wired or wireless network cards installed on your machine [closed]

Problem: cant connect to internet with my new installation of windows xp sp3. Details: I have ubuntu in pc that worked with wired internet. I format all disk and install Windows-XP sp3. I have ...
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1answer
515 views

NIC: Changing Link Speed & Duplex to Full Duplex Is Drastically Slower

I have an old Win Xp box with a 100 PRO/100 VE NIC and connecting to a Win 7 box with gigabit NIC via an ASUS gigabit router and peer to peer. I was getting 76% network utilisation on the XP machine ...
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1answer
63 views

Not able to connect to the wired network. Wireless connects fine.

I am not able to connect to the wired LAN from hostel rooms. I am able to connect to the wifi connection. I have checked that the NIC is working properly by connecting two computers with a crossover ...
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1answer
289 views

Slow Bios Check After plugging USB Device

i am having a problem with booting my PC...After plugging my wireless network adapter in a usb port(does not matter which), it takes 30 secs to pass the bios check and start windows loading. If I ...
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53 views

Port 80 Drops ~50% of HTTP Requests, But Other Ports Work Fine.

I'm in a new work environment and I've encountered the most aggravating issue in my existence. Just about every other page doesn't actually load. It's driving me crazy! Everyone in a while, it ...
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382 views

Using local proxy to specify used NIC on Windows 7?

I'm running Windows 7 and have 2 NIC installed, both are connected to the Internet (nic#1 LTE, nic#2 DSL). Windows 7 will only allow me to specify a binding order and a metric on which interface to ...
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Increasing link speed on OpenVPN (bandwidth)

I have bought a tunnel service by using OpenVPN. For a year I've had 10 Mbps max upload/download speed but now I've bought an additional 20 Mbps making the available total bandwidth 30 Mbps for me. ...
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Use-cases for assigning multiple IP addresses to 1 NIC [closed]

What would be some of major use-cases in which you would want to assign multiple IP addresses to your NIC? Knowing of any standard/well-known 'gotchas' associated with each use-case would also be ...
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237 views

Tunneling a particular site through a VPN on a particular NIC

I have two NICs on my desktop — an Ethernet interface and a WiFi interface. I have a VPN connection that allows me to connect to American servers which i use to access sites like Pandora. I can ...
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249 views

Win7 Pro x64 task manager hangs when restarting explorer.exe after waking from sleep

I have a desktop running Windows 7 x64 Pro, set for Hybrid Sleep on a wired network. Wakeup is only enabled from the keyboard (wake on mouse and Wake-On-LAN are both disabled). Sometimes when it ...
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Windows 8 Hyper-V - how to give VM internet access?

I've got Windows 8 Pro on my home machine. I want to have a Windows 7 Professional VM running under Hyper-V, and I want the VM to have full internet access. My physical machine has a wireless network ...
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2answers
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VMWare Player 5.0 Upgrade - Bridged Networking No Longer Works

I've been using VMWare Player 4 on my Windows 7 PC, running my VMs under a bridged networking configuration without any problem. I settled on bridged networking two reasons... I often use VMs to ...
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113 views

AM2NF6G-VSTA Motherboard NIC connection

I own a ASROCK AM2NF6G-VSTA motherboard. My integrated network card gives me the error 651 whenever I try to connect using a PPPoE connection. It always stays at 0 for received bytes but the sent ...
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502 views

VirtualBox reinstalling & updating has left me with Too Many Network Adapters. How Do i remove them?

I have too many network adapters. I have had to reinstall, repair VirtualBox a few times, and I have three NICs in my laptop. I definitely don't need to have 14 bridged networking drivers though, and ...
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2answers
1k views

How to tell Windows 7 which default network card (NIC) to use?

I have 2 NICs and 2 physical links from 2 different ISPs. I want to set up a Windows XP virtual PC with VirtualBox to use the 2nd link. But I don't want the host (Windows 7) to use it, I actually want ...
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1answer
942 views

Loss of internet connection with dual network cards

On my desktop computer running Windows 7 64-bit, I have two network ports. The port built into my motherboard is connected directly to my cable modem for internet access. The network connection in ...
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1answer
873 views

technicolor router can't access localhost from public ip

My provider gave me a new router (which sucks compared to the one I had; 2wire), it's Technicolor TG582n software version 10.2.0.B. I looked around for remote management in the router administration ...
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1answer
2k views

No interfaces defined in new Linux installs after installing BSD

A few months back, I attempted an install of PCBSD on my laptop (EDIT: Thinkpad T420). Before installation, my partitions consisted of /swap, /, and /home for an Arch Linux install, and one ...
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2answers
167 views

Ethernet works fine when booting from a live CD, but won't connect from Windows Vista Installation

Got a strange issue at the moment where a PC I'm trying to fix isn't connecting to the network. I've booted from a "Mini Windows XP" boot CD I have and the ethernet connects immediately and works ...
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1answer
703 views

Prefer wired over wireless on same network (special case)

In a related post (multiple nics force routing), I asked about forcing Internet traffic to go via one specific NIC where there were multiples. In that case, the 100Mb wired network had no Internet ...
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662 views

Windows 7 - Modify “advanced settings” tab of Device Manager from command line

I'm in a position where I need to enable Wake on LAN for roughly 50 machines. I don't want to have to go round every one and adjust the settings for it, but it's looking increasingly like I'll have ...
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3k views

multiple nics force routing

Not sure if the question is correctly phrased. Here's my setup: because I'm moving around a lot,, I don't have fixed line Internet access (such as ADSL). However I have a LAN for interconnecting a ...
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153 views

Linux Mint gets stuck when using wireless card “rt73usb”

I'm changing Linux distributions a lot, wishing to resolve my problems with the wireless card identified as rt73usb, like explained in this question of mine. Now I'm using Linux Mint 12. I noticed ...
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1answer
985 views

Network adapter (card) continuously disconnects / reconnects (when warmed up)

For the first few hours after having powered up the PC, the (Gigabit) network adapter is working OK. But by midday it starts to repeatedly disconnect / reconnect from the network. I can physically see ...
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4k views

CentOS Text Only - Add Network Adapter

Added another network adapter to my CentOS (minimal) VM in VMWare Workstation 8. I've rebooted and obviously the OS doesn't recognise the new adapter. How do I add / configure it to recognise the ...
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1answer
246 views

Name wont resolve on websites

I have replaced the network card on my Ubuntu server and any site that I have using the name-server on that box is not resolving. I have other sites that are hosted on the same webserver but have a ...
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1answer
214 views

Different network alias ip on Ubuntu

I have an Ubuntu server with only one NIC and an address x.x.31.82 configured on it, the default gateway for it is x.x.31.81 and the mask is x.x.31.80/29. The problem is that I'm trying to configure ...
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72 views

Access Private NIC Through Public NIC

I am totally stumped. I have tried playing with the routing table but no luck. I am using Windows 7. I have a computer (#1) with two NICs (A and B). A is a wireless interface that connects to a WiFi ...
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2answers
291 views

Network card shuts down when stressed

I have a network card that functions fine with light use, but quits functioning after heavy use. I replaced it with a brand new one and still have the same issue, also updated drivers. It is a wired ...
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1answer
397 views

Unusable network, packet losses between router and NIC

I have this setup: Gigabyte P35-DS3P motherboard Asus NX1101 PCI network card (the one on the motherboard got fried a few years ago by a power surge) Asus RT-N16 router Windows 7 x64 I think ...
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4answers
3k views

Connect VirtualBox to a different internet connection

At the moment, I have my host machine setup to access the internet using the main ethernet connection via a NIC. I have a VM which currently has it's network settings set to NAT, this allows the ...
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How can I determine which Wireless LAN adapter model do I have on my Netbook?

I have an Acer ONE 533 Netbook which was working fine but recently something happened to the Wireless LAN adapter. After taking a look at the Device Manager, I realized that there are no drivers ...
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1answer
2k views

Can't connect two PCs to a Network Switch at the same time (Windows 7)

I have two computers connected to a network switch and every once in a while one of the computers will lose its internet connection. It's almost always the same computer every time. However, if I play ...
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2answers
28k views

OpenVPN, install a TAP adapter

When I try to connect to my work VPN using OpenVPN, the connection fails with the message: All TAP-Win32 adapters on this system are currently in use. Many sources suggest to look in Control ...
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1answer
188 views

Disabling at application level a nic (network interface) on Windows

How can I disable at application level a network interface? The main question is this: If I disable the nic trough wmic (win7) or devcon (XP), the "plug and play" of a wired nic doesn't work any ...
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1answer
530 views

Setting up a virtual, bridged, NIC in Windows

When you install VMware Workstation on Windows, it creates several virtual NICs, one of which is directly bridged to a NIC that's connected to the network (somehow, it appears to always be bridged to ...
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1answer
277 views

Working with two network adapters on windows7

I have two network adapters on the same computer. I want one network adapter to work only with one program (VMWARE) and the other to work for everything else. Is this possible? If require, I can do ...
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1answer
813 views

Unable to change NIC settings with ethtool

I'm trying to change my NIC (Intel 10G NIC) settings using ethtool, but can't seem to do that. I tried ethtool -G xge0 rx 32768 tx 32768 and then tried to see if the settings have changed using ...
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Wireless Network suddenly cant connect after Windows update

UPDATE: As my patience started to end, the laptop started to display symptoms of other malfunctions, so I ended up returning it to Asus and actually had the price of the laptop back in store credit. I ...