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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Changing DNS server globally in Windows

It is possible to change DNS server for a particular network adapter in Windows. But is it possible make global settings like Linux so I don't have to change it for every network adapter?
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34 views

Upload hangs on Windows 10 and Atheros AR8152 NIC

I have a strange problem with my laptop running Windows 10. When I try to upload some file (from Telegram messenger, from the browser on Imgur/VK/whatever) it hangs and doesn't pass. Process starts, ...
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45 views

Determining fastest LAN speed

Hey guys I'm doing my homework and I don't understand this question. If anyone can help me solve or point me in the right direction would be much appreciated. The question is: if I have a 1Gbps NIC, ...
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13 views

Multiple IP Settings to Emulate Multiple Devices

Here is the Setup An Ethernet IPv4/UDP network based control system, with 20 different devices attached. A test facility for testing 2 of these devices. Simulator Software to simulate any of the ...
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2answers
182 views

Do pause frames get passed to the host?

I have recently seen a Debian forum that mentioned pause frames should be discarded by the MAC layer and if not the driver should discard them. Is this true? How does a host actually throttle back ...
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21 views

LAN connection drop every couple of minute

I have a problem related to my LAN. It drop every couple of minutes, only for my PC, so it's not network issues (wired), but PC issue. Winx64 8.1 Pro. ASUS p9x79 motherboard. (I use integrated ...
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27 views

How does NIC driver handle flow control?

Using ethtool to query my driver for statistics with ethtool -S , I can confirm flow control is being used. I am receiving pause frames. When using wireshark to sniff packets and then utilizing it's ...
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24 views

Windows 10 PC Keeps Losing the Network

I have a system that I did a clean install of Windows 10 Pro 32 bit on. This was previously running Windows 7 Pro 32 bit. Since installing Windows 10 every day when I get to the office it has lost ...
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1answer
13 views

Safe Capture of WAN Packets

I have an aggregating network tap between my WAN connetion and my home router. I have a dedicated machine running Wireshark to capture all WAN traffic via the network tap. This machine is running ...
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38 views

Windows 10 tells me no ethernet connection when I am connected to the internet via ethernet

My laptop: Sony VAIO SVT15117CDS My OS: Windows 10 Home 64-bit (version 1511 build 10586.36) I hooked up an ethernet cable to my laptop, and internet is working on my computer without problems. ...
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Using Two Wireless NIC at the same time on Windows 10 Desktop PC

I have read similar questions in the past (i.e. How do I use my dual band Wi-Fi card to connect to 5GHz and 2.4GHz simultaneously on Windows? and Connect multiple WiFi networks simultaneously), ...
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46 views

Way too many network adapters showing up

I was fiddling in Device Manager when I noticed that I have far too many network adapters showing up in Device Manager. I double checked and confirmed in Networking and Sharing Centre under Network ...
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1answer
26 views

How to block certain IP addresses on UEFI system?

So I have several OS on my PC and I'm frequently changing this. Is there some way I can block certain IP address on my NIC so that I can't access it no-matter what. I'm thinking maybe if there could ...
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24 views

Why does windows 10 not recognise my wifi adapter after Hyper-V uninstall

I have an Edimax AC600 USB wifi adapter (using the driver which comes with Windows 10). I've had Windows 10 for a few months and it's been working fine. The other night, I was trying out some VM ...
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20 views

Network Settings on VirtualBox clone (From KVM VPS)

I've recently copied my Debian KVM VPS to my local computer via the dd command. I've converted it into a .vdi and am now running it in VirtualBox. I'm having difficulty configuring the machine for the ...
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1answer
37 views

Utility to change advanced settings for network adapter? [closed]

Is there a utility that can easily show all configurable settings for my network adapter? This is for Windows 7. I have devices with intel adapters. I was wondering if there was a utility out there ...
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2answers
50 views

Cant connect to internet [closed]

I have an ASUS x55la-hi31103j and I can not connect to the internet after installing Windows 7. I tried looking in the device manager to see what network adapter I have so I can download the ...
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3answers
37 views

Windows is not recognizing my wireless network adapter

I have a laptop which had Ubuntu on it and working graphics and wireless. I just installed a fresh copy of Windows 7. Windows does not recognis my wireless network adapter. I cannot do any updates ...
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1answer
43 views

upload speed is too slow windows 7

When connecting the ethernet cable directly to my PC the download speed is 50Mb/sec and upload - 0.5Mb/sec But when the same cable connected to a laptop(also Win 7) the speed is around 50Mb both ...
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1answer
47 views

Lost Connectivity to Hyper V Host after Creating External Switch

Background: We had a SAS disk fail that was part of a RAID 10 array. Unfortunately, when it failed, it also kicked its mirrored pair in the SPAN offline as well, meaning the whole array was ...
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1answer
33 views

Windows 10 dropping TCP connections after 30 seconds

On my Laptop (DELL Latitude E5530) with a completely fresh Windows 10 Enterprise installation any TCP connection gets disconnected after close to exactly 30 seconds. I noticed it first when Skype for ...
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1answer
910 views

How to get LACP teaming and VLANs working again after Windows 10 version 1511 upgrade?

I have Intel PRO/1000 PT dual port gigabit adapter. I installed Windows 7 drivers in my Windows 10 computer, and they were working fine, both LACP and multiple VLANs were working properly. Now, my ...
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1answer
28 views

LAN Adapter not present

I'm trying to get my friends PC to connect to my LAN switch, which it always used to do, but now I see after a few months that there is actually no Local Area Connection (1) or Local Area Connection ...
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1answer
29 views

Run a program over specified network?

Is there a way in Windows 10 (or anything 7 & up) to specify what network connection a program uses? Specifically, to have all my programs running through Ehternet except RDP over WiFi? I've ...
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33 views

Is it possible to connect USB wifi adapter directly into router?

Is it possible to use a USB wifi adapter (or similar device) to plug directly into the USB socket of a router so you can use the wifi of the adapter rather than the wifi of the router but still use ...
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1answer
45 views

Troubleshooting Samba (windows shares) perfomance on an Intel NIC

At home, a native windows-shares client on Windows 7 and Windows 10 is performing poorly. It is connected to a Samba server through a gigabit switch. The read-rate is at around 60 MB/s while writes to ...
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2answers
187 views

Blank network connection properties

My laptop can't connect to internet. My 2 network interfaces (Ethernet and WiFi) seem to be problem. If you can see in the screenshoot, it shows blank properties if I click Details button. And ...
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38 views

Both wired and wireless network 'adapters' stopped working

Before I went to work last night, I could connect to the internet as normal. When I come back from work, I press the space bar to wake my computer up from sleep mode like I always do, and the computer ...
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35 views

No internet for vm player that's installed on windows 10 since upgrading from win8.1

I had windows 8.1 and vm player that had ubuntu and win7 virtual machines on it. It was all working fine. My workplace has proxy so I had setup proxy on both guest oses and it was all okay. I ...
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1answer
102 views

How to configure preferred static IP on Windows 10?

Need some help here. I am having troubles attempting to configure 1 preferred static IP in my office network. Can anyone help me? Thanks.
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24 views

Hyper-V network adapter lagging, connection dropped

We are using Hyper-V on Windows Server 2012 R2 on physical machine PM1 with one VM hosted. The box has 2 NICs, one for physical layer, second used by virtual switch. From time to time, the network ...
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55 views

Rename network interface: Access is denied

After upgrading from Windows 7 to Windows 10, I can no longer rename the network interfaces in the network manager. When I attempt to rename the nic (F2), an informative dialog pops up; <!> ...
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32 views

How to check if Hyper-V is compatible with a particular NIC (Killer E2200 NIC)?

I'm making a PC and the motherboard I've picked out has on-board Ethernet using a Killer E2200 NIC. I plan on using Microsoft Hyper-V but I understand that it performs a number of lower level ...
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15 views

2 routers and one wireless card [duplicate]

What's the maximum I can get on one computer with that? I already connected two routers as primary and secondary, now I thinking if my wifi card from very old computer can boost something more? ...
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why mailslot client behaves different when broadcasting data on two NIC adaptors?

Hope to ask the question in right place. I have two PCs, both work on win 7 and each one has equipped with two network adapters. I have written a simple mailslot client server code. The client resides ...
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1answer
766 views

Why can't Fedora start my (hard wired) network?

I have a hard-wired Ethernet card/cable to my hub. I start Fedora 23 but there's no network, why? So I've checked that the card exists:- [root@localhost ~]# lspci | grep Ether 00:0b.0 Ethernet ...
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1answer
13 views

local OS access to VirtualBox server

I have CentOS installed on my server. Next, I set up Ubuntu/mint 14.04 on a VirtualBox which is now on the CentOS server. The CentOS server I can access through browser e.g. my.server.com:8080. How ...
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972 views

Wi-Fi speed inexplicably drops after usage on an Aspire Aspire v17 Nitro

I have a relatively new Aspire Aspire v17 Nitro. I’m running Windows 8.1 and have a Qualcomm Atheros QCA61x4 wireless network adapter and Bluetooth is disabled. After turning it on, my Wi-Fi speed is ...
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1answer
78 views

How does an ISP authenticate modem/router connection? [closed]

When we don’t pay the bill how will ISP disable Internet? Is it done by disabling connections to the particular hardware (MAC) address of the router Or by disabling connection to the hardware port ...
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1answer
79 views

OnBoard ethernet controller: LAN cable not plugged in

I have a following problem on Windows 7 64bit, with OnBoard Ethernet on MSI K9N Neo V2 MotherBoard: I have connected my PC to a router via UTP cable, but it can't connect to local network. I ...
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1answer
165 views

Kali linux doesn't recognize my WN722N usb adapter

Today I installed kali linux on a usb (with persistence) , everything went smoothly, but the only problem is that kali doesn't recognize my usb wifi adapter. The weird thing is that I have a kali dual ...
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76 views

Very inconsistent WiFi performance on Windows only, desktop computer only

Windows 10, Intel 5820K, Asus X99-A/USB 3.1 motherboard NIC: Intel AC-7260, on a Gigabyte WB867D-I Rev 2.0 PCIe card (issues were the same with a Qualcomm Atheros AR9380 on a TP-Link WDN4800) So the ...
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14 views

Connection timing out in wireless adaptor on Mac

I have a router at home and I extend its wifi signal by using a TP-LINK adaptor that creates another WIFI network in another part of the house. Right now I'm having troubles with the wireless adaptor ...
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2answers
80 views

USB 3.0 to 1Gbit adapter is limited to 100Mbit

I am using “Cable Matters® SuperSpeed USB 3.0 to RJ45 Gigabit Ethernet Network Adapter” plugged into USB 3.0 port of Lenovo U410 laptop (Windows 8.0) When speed tested on speedtest.net, it only shows ...
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1answer
39 views

Customer Computer and WDS Driver Error

When attempting to run Windows Deployment Services on a client machine, I get an error stating that it doesn't have the driver for the NIC card that the client is using. The machine I have was a ...
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129 views

How to install Microsoft Virtual WiFi Miniport Adapter in Windows 7?

Microsoft Virtual WiFi Miniport adapter is missing on my desktop. At Device Manager >> Network Adapters, even when 'Show hidden devices' in checked from 'View' dropdown menu the adapter is missing. ...
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29 views

Receive realtime data from phone

I am using an android app that streams real-time accelerometer data to the specified ip address of a server. I have written a "server" in C running on Linux which is running in VMware. I am connected ...
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TP-Link TG-3468 on IBM x3650 M2?

I got a networks card from TP-Link. It is the TG-3468. I wanna place it into my IBM server x3850 M2. It has PCIe x8 slots. The slot is a little bit longer than the lenght of the card, but it fits. ...
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Right way to “pause” the network interface controller on Windows 7?

I have machine with Windows 7 and with ethernet NIC (network card). I want to interrupt data flow (like when I pull out the network cable). But I do not want Windows to stop network stack (network ...
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65 views

Two Ethernet, One NIC, Two networks each with a switch

I have a linux computer running yocto. The linux PC box has one Ethernet port built in, and I have created another Ethernet port using a USB-to-Ethernet adapter. I only have one NIC in the linux PC ...