Questions tagged [network-adapter]

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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Using wifi and ethernet at the same time

I want to use my ethernet unlimited internet for downloading and normal browsing (so I want chrome and the download manager to use it) At the same time I want to use a wifi metered internet for a game ...
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Multiple wpa_supplicants/dhclients for multiple vlan network

tl;dr: How to get multiple wpa_supplicants and dhclient on different nics in different vlan running on debian_bulls/proxmox7? Ive been browsing and wasn't able to find a proper answer. I have this ...
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Network profile type (public/private) missing from settings in Windows 11

I have two network interfaces installed on a Win 11 laptop. One for WLAN (onboard) and one for LAN (USB/dockingstation): The WLAN is connected to the AP/router and works fine, I can change the public/...
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Wi-Fi emulator possible for a Windows10 desktop computer?

Conditions: Windows 10, with cable connection to ethernet, no Wi-Fi hardware, not to buy USB Wi-Fi adapter. The Problem: I have an Android phone, in addition to the desktop computer running Windows 10....
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Is there a way to save only the username for a VPN in Windows 10?

We add a IKEv2 VPN to our Windows 10 machines via a PowerShell script. There's an option in the adapter settings to 'remember credentials' (image below) but it only works when you save both the ...
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Why does ethernet and wifi show the same graph in task manager?

In my work laptop, I am using VPN and when I open Task Manager in Windows, Ethernet and Wifi show the same graph. I am only connected to wifi and have no ethernet cable attached to it. I was wondering ...
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How to turn off MAC Address Broadcast

My router detects a MAC address broadcast from my computer every two minutes. I checked Wireshark and found out that my PC sends a MAC address broadcast to the network every two minutes. This ...
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No internet - Windows is still setting up class configuration for this device (code 56)

my windows couldn't detect any of the wifi connection in my area after network reset. My phone has access to the wifi so it's not my router issue. I think the culprit behind this is my network driver ...
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Window 10 network diagnosis erase my static IP config, can I find it back?

There is some issure with my network, and I click the "diagnosis" button, then I lost my static IP config! Is there a backup file or log file to find it back?
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How to make vEthernet (Default Switch) appear in Network Connections of Control Panel again?

In my Windows 11 machine I do not see the vEthernet (Default Switch) shown in the Network Connections of the Control Center (Control Panel\Network and Internet\Network Connections) or Settings (...
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My Realtek RTL8152 adapter doesn't work in Kali Linux

I have a Realtek RTL8152 ethernet to usb adapter but it doesn't work with my kali even after installing its drivers. I know it is not broken because when i use it with my windows machine it works ...
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Can multiple programs that require rfmon mode use the rfmon interface simultaneously?

I'm using multiple programs that require the network card to be set in rfmon (monitor) mode (bettercap and OpenWIPS-ng, and sometimes aircrack-ng). I was just wondering, could these programs use the ...
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Msi Ge70 Realtek RTL8723AE Missing Wireless 802.11b/g/n Mode

I've installed latest ver of Realtek RTL8723AE 2013.12.331.2016 for Msi ge70 2oe laptop on windows 10x64 but missing ieee 802.11 b/g/n mode in driver details. Main issue is that internet speed is up ...
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SMB MultiChannel only sees one server-side NIC? Both client and server has 2 NICs each on same subnet, 4 IP addresses

The client is Win 11 PC. The server is Synology DS1821+. Running Get-SmbMultichannelConnection returns the following on the client: Shows 2 SMB MultiChannel connections, source is the 2 client NICs ...
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Can't ping port 1 on a X710 Intel NIC

I am working on 3 DELL PowerEdge R740s, each one has 5 Intel X710 Quad Port 10Gb Direct Attach, SFP+, Converged Network Adapter, Full Height. I am trying to ping test all NICs. the link lights are ...
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wireshark bad udp length > ip payload length

I have a custom made (not by me) imaging device here. It connects to a computer via ethernet cable. The companying application software guides the user in the process of acquiring an image. So far so ...
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From where the label displayed on the network interface comes from?

In the Windows Network Connections image we see four network interfaces. The Wi-Fi have a label showing the wifi network zircon401 to which it is connected, while the VirtualBox one shows Enabled. ...
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How do computers know how to use TCP

I'm asking from a Windows perspective but any perspective is great. Are NICs all a computer needs to interface with TCP? Wouldn't they also need some sort of software associated with TCP, or is that ...
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Windows renamed my network interfaces

I have a laptop with an ethernet and a Wifi connection. The names of these interfaces were "ethernet connection" and "Wifi connection". Suddenly i realized that these names have ...
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How to get rid of ”TEKSAVVY DNS resolver”? (breaks NextDNS)

TL;dr: How do I completely reset NextDNS, to remove the mysterious "TEKSAVVY DNS Resolver"? Explanation: I'd been using NextDNS (Windows 10) for a while to block undesirable connections (...
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Is it possible to hide a network adapter but remain active still and connect?

is it possible to hide a network adapter but remain active still and connect on Win 10/11? We supply medical software and on each PC there is 2 wifi adapters, 1 will connect to the medical system and ...
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Network changes lost on quick hard reboot

On Windows 10, if I change the IP address and perform a hard reboot a few seconds later (cut the power and restart after some momemts) the change does not persist, i.e. the IP address is back to what ...
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Onboard wifi on MSI board not working in ubuntu

I have a new motherboard from MSI (Z690 Tomhawk wifi ddr4). The onboard wifi does not work in ubuntu 20.04 I have only ubuntu (no dual boot with windows). Fast boot and secure boot is disabled in BIOS ...
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How to detect jumbo packet values programmatically?

On Windows the Network Connections panel list the network interfaces. Right-click on one allows me to access Properties, then I hit Configure and choose Advanced panel. Where I find, in the Property ...
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TP-Link TG-3468 ethernet adapter limits my connection speed to 100Mbps

I have 200Mbps speed connection, but the motherboard ethernet port doesn't allow more than 100Mbps. I bought the TP-Link TG-3468 ethernet adapter, but it still limiting my connection. In network ...
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Unable to get Realtek NIC running at 1Gbps

I have a Realtek Gaming GbE Family Controller. I've just upgraded all cabling to Cat 6. I've set 1.0 Gbps Full Duplex in the Controller Properties (from Auto Negotiation), and I've got into my router ...
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Network Adapter Driver keeps failing

I have a HP laptop. For the past three days, every 2 to 4 hours, i get kicked out of my wifi and when I try to connect, It says "Can't connect to this Network". When I run the network ...
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Check Intel X540 NIC temperature in Windows 11

I recently upgraded to an Intel X540 NIC in my Windows 11 PC, because that's what everybody recommended. It is directly connected to my server via RJ45. Before attempting to swap a faulty fan, I would ...
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Intel NIC not found on ProLiant CentOS 7 install

I am trying to install a CentOS 7 distribution on an HPE ProLiant DL360 Gen10 server. Installed is an Intel X520 2P 10GB NIC in a PCIe slot. On the CentOS Installation screen, in the Network & ...
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Internet disconnecting every 30 minutes exactly no campus Wi-Fi

Problem is as it says in the title, my laptop is disconnecting every 30 minutes exactly. Model is Acer Aspire E5-575G. I've confirmed this from looking at the WLAN Report and this picture is basically ...
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NIC flashing link-link-link and then dies, then repeats

I've got several wall ports that all run down to the same switch - tested them all with ethernet cable checker to make sure the drops were ok and turned out all good. I can plug in a variety of ...
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Extending the range of TP-Link AV600 Powerline

I have purchased 1 no. TP-Link AV600 Powerline Adapter, however it doesn't extend the required 150m. I successfully tested the ethernet signal to a power socket outlet approx. one third of the ...
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How to delete a Windows network interface?

I don't know why but I have several network interfaces that correspond to the Microsoft Wi-Fi Direct Virtual Adapter : Carte réseau sans fil Connexion au réseau local* 11 Carte réseau sans fil ...
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Where does security information in WI-FI such as the PTK and GTK is being stored on my computer? Can I display it?

I'm currently trying to explore the 802.11i protocol and I wondered where does the PTK and GTK are stored on my computer. Is it actually on my NIC or it is stored somewhere else? Can I access it? If ...
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What does 'roaming aggressiveness' do on my WiFi adapter?

My Intel Dual Band Wireless-AC 7265 adapter has a setting under the Advanced tab called 'Roaming Aggressiveness'. What does this do and is there any benefit to putting this on either Lowest or Highest?...
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How to assess if my network card needs replacement?

I have an old Acer Aspire V7 for some eight years now and I am looking to replace a few of its components to give it a couple more years of lifetime. One of its parts that always sucked is the network ...
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How to disable/enable network adapter from command line on the Windows 10?

Currently, when I need to disable/enable network adapter I'm performing the following steps: Opening the device manager (⊞ Win+R, devmgmt.msc and Enter). Searching for the required network adapter. ...
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Shell script to replace config file if server fails to go online after config change

So, my situation is as follows; Due to CoViD restrictions I can't physically access a remote (debian 11) production server, but I'm forced to add/activate two physical network ports (NICs) on that ...
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Windows 10 Two Wifi Adapters. Can I force a specific adapter to connect AUTOMATICALLY to a specified Access Point

In windows 10 I can choose to connect automatically to an AP. I have a local wireless LAN for printers, and another router connected to the Internet. I purchased an extra Wifi dongle to connect to the ...
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Network randomly loses connection and reconnects after 2 minutes

I got some networking issues and already tried a lot of stuff. First of all I'll give you some hardware infos and then I'll write a list of stuff I already tried. I really hope you can help me here. ...
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I'm getting error while trying to reach 8.8.8.8

Below is the error. [root@client ~]# dnf install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm Updating Subscription Management repositories. Unable to read consumer identity ...
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How to change NIC driver in two interfaces with same driver

I have a machine with two interfaces with the same NIC driver (igb). What I want to do is to change the driver running in, let's say iface2, without changing anything in the other iface1 driver. ...
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Is there a way to get my adapter ipv4 address for my active internet connection via CLI in windows? [duplicate]

Is there a way to get my adapter ipv4 address for my active internet connection via CLI in windows? I want to obtain the IP address in a variable in CLI but only for the adapter that windows ...
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Internet speed capped at 100 mbits on Realtek PCIe Family Controller, until I manually replug the cable

Basically, until I unplug and plug back my cable, I'm stuck at a 100 mbit connection. Replugging it fixes the issue, but I'd hate to do this every time I start up my computer. Could someone please ...
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Wake On Lan on MSI H97m-G43 motherboard

I am trying to set up Wake On Lan on MSI H97m-G43. I configured neccessary options in BIOS(EUP 2013 is disabled, Resume By PCI-E device is enabled) and by pressing any key on keyboard or by moving ...
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How to connect to 3 devices on the same subnet with a network adapter card

I have assembled 1 PC with Ubuntu version 20.04.3.LTS. That PC needs to be used to connect to 3 cameras which are sending their data via an ethernet connection using TCP protocol for configuration and ...
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MacOS Ethernet en0 not working - Mysterious error

I have older Mac Mini, suddenly the Ethernet connection stops working. When I connect to same network by Wi-Fi it gets correct IP address from DHCP and everything works. When I try to connect with &...
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Having trouble connecting usb wifi adapter to Virtualbox VM

I have a Techkey wifi adapter that i'm trying to connect to my kali linux virtual machine. I'm getting into ethical hacking and I need a wireless interface as opposed to ethernet. This wifi adapter ...
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Test speed of my network card

can I test wether the network card in my laptop can theoratically transfer 1gbit/s without other devices like routers or other computers? Something liek sending data to myself maybe?
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Create a bridge between Qemu NIC and my PCs NIC

I want to create a nic bridge between my qemu-Ubuntu-VM and my Windows10-Host. In VirtualBox, it's easy peasy: I can get the Qemu-Ubuntu-VM running just fine with qemu-system-x86_64w -accel whpx -hda ...
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