Questions tagged [ethernet]

A family of networking technologies for LANs. Ethernet encompasses bother the physical connection between devices and part of the protocols which define how the connected devices can communicate.

Filter by
Sorted by
Tagged with
0 votes
0 answers
27 views

Losing connection on my main router when unplugging the secondary router's ethernet cable

I have two routers. One is my main router which has internet connection. The second router is connected to it with an Ethernet cable to extend connections in my house (LAN to LAN), as for the settings ...
0 votes
0 answers
11 views

RHEL 8 Consistent Network Interface Naming not Working for Add-In PCIe Network Adapter

I am using RHEL 8.0 on a machine with four 1 GbE network interfaces and two 10 GbE network interfaces. The 10 GbE network interfaces are provided via a PCIe add-in card. I am seeing that the two 10 ...
  • 891
0 votes
0 answers
34 views

UDP Packets Out of Order - What is the Likelihood in Uncongested Connection

We have two pieces of equipment in the same room communicating over a dedicated Ethernet LAN connection that is not shared by any other equipment. The communication protocol is UDP. I've been ...
  • 145
0 votes
0 answers
45 views

My download speed is throttled to 90Mbps both on WiFi and LAN

I have a 400Mbps connection, yet my computer only achieves around 90Mbps on various online speed measuring sites. While this could be attributed to the fact, that the house itself were connected to ...
0 votes
0 answers
29 views

Will a WIFI repeater act as a WIFI-to-Ethernet bridge

Due to a lapse by the electrician (who laid the cat6 cables and wired the sockets), one Cat6 cable did not reach the Rack. It is on the other side of the garage and I don’t want a messy cable up the ...
  • 2,021
0 votes
0 answers
29 views

Hyper-V Synthetic Ethernet Port: Error 'Access is denied'

Any suggestion how I can fix it without resetting Windows? The error I get on VM start up I have tried everything basic like switching off and on Hyper-V, deleting and recreating virtual switches, ...
  • 1
1 vote
0 answers
22 views

Desktop seems to be unconnected to network

I'm very bad at networking but I'd like some help if possible please. I'm trying to connect my VR Headset (Quest 2) to my desktop wirelessly but my desktop seems to not be in the network. Details on ...
  • 11
0 votes
0 answers
22 views

Ethernet communication between FPGA(Arty a7) and PC (Python)

I am new to this forum and I hope that topic fits the rules. I am a user of electronics-exchange and stack-overflow. Intro I am using Digilents development board Arty A7 and I try to communicati with ...
0 votes
1 answer
31 views

Cat 5e in wall what cable to use to my pc?

I have an ethernet cable in the wall and it is cat 5e. If I use a Cat 6 from the wall to my PC, will it make it better than using a Cat 5e from the wall to my PC? If it will make my performance better,...
0 votes
0 answers
16 views

Cannot connect TP-Link MC200CM does not talk with Aruba 1930 Switch SFP Module

I try to use a TP-Link MC200CM(UN) Gigabit Multi-Mode Media Converter (V4.0) together with an Aruba Instant On 1930 Switch. Therefore I have tested several SFP-Modules that are listed to be compatible ...
  • 101
0 votes
0 answers
30 views

WDS disabled if router rebooted with ethernet unplugged

I am using a TP-Link Archer AX4400 as my primary router and a TP-Link Archer C2300 as an extender via WDS. ....Or trying. Following these instructions, it sets up WDS successfully and works fine. ...
0 votes
0 answers
28 views

In-wall Cat5e cable pinging 1,3,5,7 when tested — what is on the other end?

I bought a house with cat5e wiring for phone lines to each bedroom. I upgraded each outlet and source at the network box to rj45. After proper crimping and accounting for all of the outlets on the ...
0 votes
0 answers
34 views

download speed always drops on ethernet but upload speed never does

I have 3 Gbps fibre internet connected to my machine, through ethernet, and I never seem to get the full download speed no matter what, however the upload speed is always at maximum, which is weird. ...
0 votes
0 answers
46 views

Windows 11: impossible to use USB 2.0 to Ethernet adapters

I need a specific configuration on my Dell laptop with Windows 11 (more details in this question). To achieve this configuration, I need the following: One USB-to-Ethernet adapter, plugged on the USB ...
  • 135
1 vote
0 answers
44 views

Windows 11 only recognizes one USB-to-Ethernet adapter at the same time, despite two being plugged

I use Windows 11 on a Dell laptop. It has no built-in Ethernet port, so I use a USB-to-Ethernet adapter. My network works with one adapter, but ultimately I need two at the same time. More ...
  • 135
1 vote
2 answers
36 views

Can I add an ethernet card so I can use one to connect to my internet router and the other to connect to another PC using a crossover cable?

I have a Windows 10 Home PC with an RJ45 connector. I want to add a second ethernet card so I can use one to connect to my internet router and the second ethernet port to another PC using a crossover ...
0 votes
0 answers
29 views

Lights for 1 & 2 light up Cable Tester even when Remote is not connected

I connected my master up to one end of the wire and I’m surprised that 1 & 2 was lighting up. I double checked if the remote had been connected to the other end and it was not. I have one of those ...
0 votes
1 answer
24 views

No internet connection when using a managed network switch

I recently have run into some problems with my new NETGEAR GS108Ev3 Managed Network Switch where I can't access the internet without restarting the switch and even then it doesn't always connect. When ...
  • 11
0 votes
0 answers
41 views

Flaky Internet on windows when Linux (on same machine) is rock solid

I've been dealing with this issue for over a month now. I'll list everything I've tried but feel free to ask for additional information or logs and I can track them down. (I am a software engineer and ...
0 votes
0 answers
42 views

Ethernet stuck in an "Identifiying... No ethernet" loop after every boot, need to renew IP

This started happening a few days ago, I don't remember doing anything that could cause this issue. The cable is fine, so is the port. Tried resetting the adapter settings, resetting the router and ...
0 votes
0 answers
36 views

Internet works through a router but not when connected directly to the ethernet port in macbook pro

I'm in an engineering college and we connect to internet via proxy servers. We have an ethernet port in each room to connect to the internet. I have an ubuntu pc and I can use an RJ45 cable to connect ...
  • 1
0 votes
0 answers
22 views

One PC on network has very slow transfer speeds to NAS over wired ethernet

I have three Windows 10 PC's (two running 22H2 and one running 21H1) using Macrium Reflect 8.0 to backup images to a 48TB NAS (Using Truenas 12.0) built on a Supermicro CSE-826BE16. Both of the 22H2 ...
0 votes
1 answer
21 views

Networking for Robotic System uses internal ethernet with no router typically, but can be connected to an external router I do not have access to

Note: I am a novice in networking. Also suggestions that do not require hardware redesign of the robot are preferential I am developing an open-source underwater robot (AUV), and my robot currently ...
1 vote
0 answers
25 views

How to run cat6 shielded cable from rack

I'm planning on running shielded cat6 cable because Ethernet will travel parallel to power on multiple occasions. The rack and patch panel they are going to will be bounded to ground. A few questions: ...
  • 111
-1 votes
1 answer
51 views

Bit Synchronization (in Physical Layer) vs Flow Control (in Data Link Layer) - What's the difference?

Let's say a server has 1 Gbps upload speed, and a client has 100 Mbps download speed. Client requests data from this server and the server starts to send. To prevent frames being lost, there should be ...
  • 1
1 vote
0 answers
19 views

Network line speed 1G on one switch and 10Mbps at the other switch to the router

Hi I have a strange issue. I have a network setup with wiring in the wall using cat 6. The one has a keystone in the wall and the other location comes to a wiring closet with a home databus with 5e ...
0 votes
1 answer
58 views

Why can't I accces my local server over cable but Wifi works

I dont really know much about it, but asking since I would like to know why?, and if there is a simple way to solve the situation. I have a local Ubuntu server connected via wifi. I can SSH to my ...
0 votes
0 answers
11 views

"Network cable not connected" when using a UTP CAT6 keystone

I'm working on a small project where i have a "measurement PC" running windows 10, and a "storage PC" where the files have to be stored. "Measurement PC" is Sending data ...
  • 1
1 vote
1 answer
35 views

Assign a VLAN higher than 10 with a Netgear GS110EMX switch and Netgear switch manager

(Reposted from Network Engineering) I have a Netgear GS110EMX Smart Managed Plus Switch. I need to be able to communicate with the main network on one port (set it to 192.168.something), with my ...
  • 135
0 votes
0 answers
17 views

Laptop semi-consistently DCs from internet despite ethernet connection

Laptop System information: CPU: I7-2670QM GPU: Geforce GT 630M Ram: 8gb Ethernet adapter: Broadcom Netlink Gigabyte Ethernet Modem/Router: NETGEAR Nighthawk Cable Modem WiFi Router Combo C7000|AC-...
0 votes
0 answers
21 views

How do I run Ethernet off of a router connected to a DSL port

As the title suggests, I’ve grabbed a secondary router and plugged it in my room’s DSL port in hopes of getting an Ethernet connection out of it. Whenever its connected, the main router in my home ...
  • 1
1 vote
1 answer
111 views

How to force "Private network" in an Unidentified network on Windows 10

I have a workstation with 2 network adapters, one is connected to a domain network, the other one is connected to a device, you can think of this device like a raspberry pi, via an integrated network ...
0 votes
0 answers
34 views

Issue with network cable

We recently had a garden studio installed in our back garden and I asked them to lay a network cable (steel armoured) from the front of the house, where the main router is located, to the garden ...
  • 195
0 votes
1 answer
60 views

How to get SSID and pswd of hidden network over ethernet on CMD

I have a router that the network is hidden, and I do not know the SSID or pswd. Instead, I connect it manually using an ethernet cable. How can I get the SSID and pswd over ethernet?
0 votes
0 answers
63 views

Increasing PCIe Bandwidth Available to a 10 GbE NIC

I am running Red Hat Enterprise Linux 8.0 (RHEL 8.0) on a Dell 7920 Rack. This machine has 8 GB of RAM. I do not have the option to add more RAM (its hardware configuration is locked down). This ...
  • 891
0 votes
4 answers
59 views

Does my motherboard support CAT 6?

My motherboard model is B365M DS3H and i want to connect a CAT6 Ethernet cable. Is it compatible with my mobo? My hired plan is 500 Mpbs.
  • 1
1 vote
0 answers
81 views

MacBook Pro Apple M1 disconnecting from FRITZ!Box 7490

I use PC: Device: MacBook Pro (13-inch, M1, 2020) OS: 12.6 (21G115) Monterey Ethernet adapter: Satechi ST-TCMA2M USB C Router: AVM FRITZ!Box 7490 Firmware: 07.29 Regardless do I connect with WIFI ...
  • 111
0 votes
1 answer
149 views

DNS of 0.0.0.0?

I have one main router in the house and a wireless range extender (edimax ew-7209apg). My main router uses the default ISP DNS servers provided. Many devices could connect to the wireless range ...
0 votes
0 answers
89 views

DHCP does not work with ethernet-connected devices, but works with wifi

I am having a weird issue starting today. I have a fiber internet connection with an ONT. The ONT just has one ethernet port which leads into a cheap 4-port switch (not a router). From the switch, one ...
  • 101
0 votes
1 answer
29 views

Can't Access Network Drive On Ethernet-Shared PC

I am unable to access the network drive I have set up on my Ubuntu PC (ubu) from any device on the network, and I believe it's due to the fact that I am using windows ethernet-share from my primary ...
0 votes
1 answer
50 views

PC is not recognizing Ethernet cable

all, My fairly new-ish PC is not recognizing my Ethernet cable as being there. I have tried reaching out to my ISP, and using a different cable, but it still did not recognize the cable. I ...
0 votes
0 answers
15 views

Connect Windows 10 laptop directly with a TV stick using ethernet for streaming

I have an USB Ethernet adapter for Firestick and trying to connect Fire stick lite to a PC directly in order to stream PC (WIN 10) games using Moonlight, sloping internet provider. I don't have any ...
1 vote
1 answer
88 views

HP Probook 640 G3 LAN issue "Device Cannot Start – Error 10"

I've got two refurbished "HP ProBook 640 G3" with LAN "error 10" "Device cannot start" The problematic LAN device is PCI\VEN_8086&DEV_15D8&SUBSYS_82AA103C Which ...
  • 328
1 vote
0 answers
163 views

Connecting computers

Have a switch with internet connection. To this switch are connected two computers. And also wi-fi router. To router is then connected another computer. What is the best way to connect two computers ...
  • 11
0 votes
1 answer
71 views

gigabit router slows down on long range ethernet cable

I have set up a basic FTTH in my home I have: 150 Mbps Connection Mi Router 4A Gigabit TP-Link Gigabit Switch (5 Ports) Tenda Cat6 Cable My Router sits 131 Feet away from my laptop if I connect with ...
0 votes
0 answers
36 views

Piping data from ethernet to serial and back to ethernet doesn't work

CONCEPT VISUALIZED I'm trying to establish a bidirectional communication where ethernet UDP packets enter a linux system (suppose a Raspberry pi) from eth0 interface and piped into the UART hardware ...
0 votes
1 answer
34 views

Diagnosing LAN slowdowns

I'm having trouble with a random network slow-downs, and I'm trying to figure how to go about diagnosing it. Our system is comprised of 4 NVIDIA AGX Xaviers and 1 NVIDIA AGX Orin hooked up to a ...
  • 11
1 vote
2 answers
62 views

How to patch an Ethernet cable for Internet connection?

I recently need to fix damaged end of the Ethernet cable (CAT5). This is due to wear and tear, but this cable use to work with no problem out of the box. So, I bought the necessary tools like crimper ...
  • 1,207
0 votes
1 answer
35 views

Force ethernet adapter IP to be active even without cable plugged in

I have been working on some TCP communications in python and when it all of a sudden did not work I figured out that it was because I had unplugged the original device which were used to communicate ...
2 votes
0 answers
334 views

Microsoft WSL2 virtual network adapter settings to allow 802.1Q tagged raw Ethernet packets travel between host and WSL Linux

We need to send raw Ethernet packets with 802.1Q tags from Windows -using Npcap- to WSL Linux and vice-versa. But the packets do not reach the other side. We are using Ubuntu-20.04 on top of WSL2. On ...

1
2 3 4 5
49