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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Check Bandwidth utilization of specific application or process in windows 7

I want to know is there any command-line tool (windows built-in or 3rd party), that can be used to check bandwidth utilization of a particular process or executable? For example, i want to check ...
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Will a USB 2.0 LAN Adapter work with interrupts instead of polling if i plug it on a USB 3.0 port?

I have a LAN Adapter (HORI LAN Adapter for Nintendo Switch) that has the ASIX AX88179 USB 3.0 chipset, but it's USB 2.0. (I checked the cable plug and it doesn't have the USB 3.0's extra pins, also ...
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What is the priority order mechanism of dns server configuration in windows?

I wonder what is the order of dns query in windows? for example, suppose I have three dns server configured, each with different DNS Index. to quote what is DNS Index A lower number for the ...
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Prefer WiFi over Ethernet

I want to use my Ethernet power line adapter in order to use Wake on Lan for my desktop PC. However, once it has booted into Windows, I want it to use my WiFi by default, as the powerline adapters ...
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1answer
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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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1answer
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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
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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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Windows is setting a 1GBit connection down to 100mbit

My current network should support wired 1Gbit connection. It used to be 1Gbit on my PC, but some time ago Windows started to see it as 100mbit. After trying several things, I am 100% it is an OS issue....
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Why is Task Manager's Network Usage off by about 50%?

This is an interesting thing I've noticed since my internet upgrade (up to 100MBit/s downstream) and I'm not really sure what exactly is happening here – which boggles me. :) This discrepancy seems to ...
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Can't get an Ethernet connection between a PRO/1000 GT Desktop Adapter and a Beckhoff module working

I'm using openSUSE 11 (i586) installed on a PC used for an old project. I have a problem with the network card (Intel PRO/1000 GT Desktop Adapter). Connecting the Ethernet cable to a Beckhoff module (...
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1answer
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CentOS - Prevent forwarded connections from NIC #2 through default gateway on NIC #1

I have a CentOS 7 system with 2 NICs (eth0 and eth1). NIC configurations: eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 10.43.96.210 netmask 255.255.255.192 broadcast ...
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1answer
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Realtek gbe family controller throttled at 100mbps

I recently sent my laptop to service and I believe they changed the motherboard. Before that I could get 1000mbps, but now the connection is stuck at 100mbps as you can see in the screenshot: The ...
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1answer
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Network Name assigned to non-existent object

Tl;dr: I can't rename network adapters which were reset from the creators update, at least I think it was the creators update. Following scenario: there is an image from an configured PC (IP adresses,...
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Ethernet connection - device does not exist

My Windows 10 desktop PC has an ethernet connection straight to the router. Often when I first start my PC, the ethernet connection does not work. My wireless devices still have internet during these ...
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How to find the proper EPON stick that works with my ISP?

Though my ISP has provided an ONU works really well, but I still want to replace it with a Mikrotik RB962UiGS Router which has an SFP port. Now I have everything(LOID, MAC, TR069 credentials, etc.) ...
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Connecting a Hyper-V Virtual Switch to an External network that's a TAP driver

What I want to do is have WiFi > Freedome (VPN) > vEthernet > Virtual Machine, so all guest traffic goes through the Freedome VPN on my host. In Hyper-V, I can create a new Virtual Switch, and set ...
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Network adapters not working

After restarting my pc today I saw the Ethernet symbol in the task bar with the wireless symbol gone . After checking I found that the wlan driver was not there under the network adapter in device ...
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How packets are forwarded between interfaces

I have problems with understanding this topic. I understand iptables packet flow as well as well as kernel hooks. Do not take into account iptables rules, just net.ipv4.ip_forward enabled and ...
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Windows 7 – Red Cross on Network Icon After Incoming VPN

After creating a New Incoming VPN Connection in my Windows 7 Ultimate 32 SP1, the Network Icon in the System Tray always shows a red cross mark even though I am perfectly connected to the LAN & ...
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0answers
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How can I get a Mellanox ConnectX-2 to work on this ASUS desktop motherboard?

People seem to be happy with second-hand Mellanox ConnectX-2s on Linux so I grabbed a pair. Both cards result in an network interface showing up on one computer but neither show up in the other ...
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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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Computer won't boot with Intel 10Gb NIC installed

I'm attempting to install an Intel X520-DA2 10Gb converged network adapter in my computer and the machine will not boot while the card is installed. The computer powers on, but the BIOS splash screen ...
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1answer
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Can't added back my client for microsoft networks in Windows 10

I can't open network shared folders. Got to looking at my NIC properties, and I found that I was missing everything buy IPv4 and IPv6. So I started to try to add back to client, and protocol. I can't ...
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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
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(Too) Many network adapters, why?

As shown in the image, I have VMware and Juniper Network installed, but there are still too many TAP-Windows Adapter or TAP-Win32 Adapter. What are these connections? How can I remove these?
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How can I tell if my wired ethernet connection is using 802.1X authentication on Windows 7?

From a command prompt (or a script) I'd like to be able to query the wired interface to determine if it has succesfully established an 802.1X connection, or if it has fallen back to unauthenticated ...
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Using DHCP to get multiple IP addresses on single NIC on RedHat

I am trying to obtain multiple IP addresses using the ISC dhclient supplied with Red Hat Enterprise Linux 5 in order to provide the IPs to multiple applications, which will run on separate virtual ...
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3answers
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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 could be causing two different laptops both with Wireless-N adapters to have very different speeds?

My dad recently bought a Dell XPS 14 laptop that had an integrated Intel(R) Centrino(R) Advanced-N 6235 wireless adapter, but it appears to be known to drop connections a lot. He'll suddenly get ...
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1answer
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Extract ip address from specific NIC in win7 batch file

I am building a batch to automatically switch a proxy config and the related ip settings bui i am having trouble extracting the ip address of the network adapter i need. I have one "real" nic, and two ...
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Getting Fiddler to work in a VM guest behind a proxy

I have a Mac OSX host and I'm running Parallels (but the same problem exists in VirtualBox). The scenario is that the Mac is wired into a corporate network with an explicit proxy set. The VM running ...
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How to upgrade Intel(R) 82567V-2 Gigabit Network Connection Drivers for Windows 7 64?

Problem When I go to Device Manager, under Network adapters I have an Intel(R) 82567V-2 Gigabit Network Connection adapter that has a yellow exclamation point. I am trying to upgrade its drivers but ...
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TCP load balancing with multiple IP addresses possible?

I'm using a network with speed limit per IP. So i want to join multiple IP addresses to To increase Download speed. Windows have this multi IP option link How can i Merge these IP addresses so i can ...
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2answers
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Trouble setting up more than 4 network adapters in VirtualBox (XP Guest)

I've been trying to setup the 8 network adapters that VirtualBox is supposed to support, through the command line. I need them as bridged networks (because I use them to forward ports from a server ...
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3answers
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Router firmware/home page automatically changed

This was a really strange thing, so I use a Dlink Dir-816 router. Today it rebooted all of a sudden and when it came back online the name of the wifi etc where reverted to default. Ok this was not a ...
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1answer
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Turning WiFi off, VS. disabling the driver

Sometimes, when I am not able to connect to a WiFi network, I turn off WiFi by clicking on this button: When that doesn't work, meaning, the WiFi network still has trouble connecting, I disable the ...
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Windows 10 NIC disconnect after switch reboot

I'm seeing a strange problem on dozens of PC's in my organisation after the switch they are connected to reboots. This happens in different locations, on a number of different switches. The end result ...
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1answer
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Network adapter requires a reset every 20-25 minutes after installing mesh wifi

After my household replaced their Nighthawk router with an Orbi mesh network, I have been experiencing regular network drops every 21 to 25 minutes on both my desktop and my laptop that require the ...
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Windows 10 can´t connect to local network with wifi and ethernet

for a few days now I’ve got a really strange problem with my network at home which (as far as I know) only affects my Windows 10 machines. My problem: My main computer is usually connected via ...
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Network scheduler not effective with non-status reporting bandwidth allocation

I was recently introduced to concepts like sqm, bufferbloat and network schedulers or queueing disclipines like cake, fq_codel etc. # tc -d qdisc qdisc noqueue 0: dev lo root refcnt 2 qdisc mq 0: dev ...
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Applying Netplan Access Point settings?

I am upgrading a previous configuration of an AIO server/access point to Ubuntu 20.04. I wrote a Netplan configuration for our interfaces, as follows - network: version: 2 renderer: ...
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1answer
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Can I connect to two networks simultaneously (but not bridge them) in Windows 10 if I have two network adapters?

Perhaps this is a novice question, but: I am dealing with two LANs: LAN 1 is a wired Ethernet connection to a small test network that is not connected to the internet (this is forbidden), used for ...
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Multiple Issues with Broadcom 4350 Wireless Adapter Windows 10

My brother reported a problem yesterday with his laptop and asked me to take a look. The laptop is a Lenovo YOGA 710-14ISK. His initial report was that he did a windows update on Saturday (18 April) ...
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RTNETLINK answers: Cannot allocate memory

I have a simple XDP program and I want to load it on an interface. I'm on Ubuntu 18.04 with kernel version of 5.6.3-050603-lowlatency which supports XDP. My NIC is Intel 82599ES 10-Gigabit SFI/SFP+ ...
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Using VMware, why aren't my network adapters visible to the guest Linux OS

I have a Centos 6 - 64 bit guest OS running in VMware Workstation Player 14 on a Windows 7 Machine. The problem I'm having is I can't see any of the network adapters I've set up. I've tried NAT, ...
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Can “network card can't connect to anything anymore” be solved without reboot?

I am sorry for the title, I'm not sure how to better put it in one snappy line. I have a desktop PC with Intel Core i7-6700, Windows 10 Pro 64bit. There is this sometimes (usually at very ...
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VirtualBox skips creating host only network #2 and directly creates #3

My problem is not interrupting my work, yet I can't understand the reason for this behavior: I am trying to create a new host-only adapter using VirtualBox. When I do so using the Host Network ...
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Unable to ssh into Centos VM (CentOS minimal ISO in virtualbox)

I have installed Centos minimal ISO on virtualbox. I modified hosts.allow to allow ssh incoming connection. There is no firewall blocking ssh connections. I am able to ssh into the VM from the host ...
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No internet connection in cmd and msys2 when using USB Tethering and Wifi Hotspot on PdaNet+

I used my phone to connect laptop to the internet using PdaNet+. There are two options in PdaNet+ which are USB Tether and WiFi Direct Hotspot. I faced this problem for both the options. I can ...
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I need to create a dummy network adapter with a specific.customizable MAC address

I am trying to put a band aid on a very flawed piece of software, and need to create a dummy network adapter in Windows that will have a MAC address matching one of my real network adapters. This ...

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