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.

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40k views

Use wifi and ethernet simultaneously on Windows 10

I have noticed recently that during downloading or updating games in my Steam library, I can somehow manage to double the speed at which this occurs by unplugging my ethernet cable, waiting a few ...
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1answer
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can i use a network switch plugged into a wall outlet that is already coming from a switch?

in an effort to better connect my house i am setting up an in-wall wired network in my home to provide a wired option to every room. i will be setting up a gigabit 8 port switch in the laundry room ...
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(Win10) I have two different routers. How do I quickly switch between them, manually?

I have two routers, each connected to a different internet provider, with each having their own subnet. Both are accessible over the same LAN cabling (i.e. all devices are on the same Ethernet switch)....
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26 views

Ethernet cable works when plugged in directly, but not through modem

I have set up an ADSL modem/router as a switch, by forwarding the DHCP requests to my main router which also fulfills the role of a DHCP server. I have achieved this by plugging in the ethernet cable ...
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8answers
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Do RJ45s need to be wired differently to enable POE (Power over ethernet)?

On larger projects we tend to buy CAT6 in drums of 1000ft, these are then run to the locations as required and RJ-45s placed on the ends by the electrician, this all works fine. Were now starting to ...
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1answer
4k views

How to i raise my Link Speed (receive/transmit)?

I just changed ISP to frontier and got 200/200 speeds but my gaming PC only reads 100/100 when i viewed my network properties.(Yes I'm connected through Ethernet) I was wondering how i would go about ...
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1answer
29 views

Why did my network work with crossed cable

I recently checked my home network and noticed that one socket I had was accidentaly set up so it made a cross connection (with pins 3-1 and 2-6) being crossed. I fixed my mistake but my network also ...
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0answers
9 views

Setting up a VPN on my Firewall (Zyxel ATP200)

I just wanted to preface this by saying that I am not very experienced in networking in general and have been trying to pick up things as I am going along. My setup: I have been trying to setup a VPN ...
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Using Both wifi and Local network

Hope all doin good.. Kindly i need a help in how to use my laptop to access the Internet via wifi while i am using the same laptop to access my company network with access to the all VLANs via ...
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4answers
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What happens to frame when it reaches a switch or router?

As I understand it, when one PC sends a frame to another PC through a switch, the frame remains unchanged. The switch receives it and sends the exact same frame. But what happens if we have two PCs ...
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1answer
14 views

Modbus TCP Corrected Message

I am using freemodbus library for the stm32 modbus TCP client example. But I want to learn how to protech modbus tcp message on the line. For example Master wants to read 5th holding register from ...
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1answer
3k views

Is it possible to use a Netgear EX6200 W-Fi extender for Ethernet connections?

I have a main router and then in the other section of the house a router used as an extender (Let’s name this network “[Wifinetwork]”). I want to receive the Wi-Fi signal from the extender with my ...
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1answer
3k views

Setting up DNS on mobile broadband and/or setting a system wide DNS address?

I am using a Huawei E3131b 3G dongle to connect to internet. I'm having troubles setting up DNS servers that persist across reboots. Manually specified DNS servers are not used at all if I use the ...
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find an IP address by MAC address on LAN

I would like to look up a MAC address on my ethernet and find the IP of that machine. What command should I issue using which app? edit: i've tried: fping -g 195.88.88.0/24 | arp -a | grep 4C:12:10:...
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2answers
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Make NetworkManager prefer ethernet over wifi if both present

A similar question was asked for windows Automatically prefer Ethernet over WLAN but I'm on linux and am using NetworkManager. Right now if the ethernet cable is plugged in and is available while ...
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Devolo dlan pro 1200+ WiFi AC Ethernet Switch Configuration

The Devolo dLan pro 1200+ Wifi ac provides VLANs only for WiFi SSIDs. As Delos is based on OpenWrt, I wonder if it's possible to utilize swconfig to add VLAN tags to the internal ethernet switch. From ...
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1answer
40 views

Ethernet network across multiple floors

I'd like to create a wired CAT6 Ethernet network across multiple-floor house. The cables runs through an unused chimney and the rack contains an ISP modem and my own router. What is the best strategy ...
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0answers
16 views

Connected but no internet after changing internet setup

So I was trying to redo some internet cables and in the process, the internet failed to work. It is broadcasting wifi with no internet connection. My setup is basically, Coax runs into the Motorola ...
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1answer
44 views

1Gbit connection becomes 100mbit connection after adding router

Recently I got myself a TP-Link Archer C80 router because the default one from ISP didn't really work well for wireless. I am including my network topology diagram. Everything before the change was ...
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1answer
3k views

Linux Mint: Set eth0 to static IP now linux won't boot

I set my desktop running Linux Mint 16 to a static ip. The idea being I could connect to the desktop as a server. This way I could access my bitnami lamp stack from my laptop if I wanted to program in ...
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0answers
40 views

Share WiFi to Ethernet

How do I share my wireless internet to another computer directly connected with ethernet from both end ? no router whatsoever. I've tried the sharing tab but the local area connection doesn't get an ...
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1answer
3k views

DNS server does not respond after reboot in Windows 7

First of all, I think that this might be an issue with the router (TP-Link) because I never had this problem before I moved into a new apartment. But I also recently formatted my PC, so I'm not sure ...
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1answer
3k views

How to get a stream with ffmpeg through a specific eth(interface)

I have a server with 2 interfaces, eth0 and eth1. eth0 -> conected to Managment Switch eth1 -> conectated to Video Switch I would like to get a multicast with ffmpeg through eth1. Is there some ...
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Wired Internet Connection Fails After Running Speedtest

The internet in my house works fine, until I run a speed test on my ethernet wired desktop PC running Windows 10. After running a speed test, ALL wired devices fail until I reboot the desktop, and ...
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Ethernet cable CAT 7 installation

I'm installing an ethernet network on my house. One of the cable goes under the floor so this installation is meant to stay like this for a while. So I try to buy the most recent hardware for future ...
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0answers
30 views

Ethernet is connected and active, but browser cannot connect to Internet; WiFi connects fine

With ethernet cable connected, I can ping the router. Using a browser and letmeoutofyour.net:8080 returns W00tW00t, 443 sits and spins. I am using a MacBook Pro early 2011, with High Sierra 10.13.6. ...
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50 views

Lan cable passes cable tester but doesnt work (partially)

So I bought brand cat 7 roll from amazon with good reviews (dont need cat7 in this particular case just want to connect a 2 meter cable @ 100mbps) How I connected the ends 1st pin orange stripes 2nd ...
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1answer
3k views

Connect two wireless routers with LAN cable over a distance of 100 meters

I have a fiber optic coaxial connection in my home connected to a wireless router provided by my ISP. My office is not far away from my house but I don't receive a wireless signal from the router so ...
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1answer
16k views

Ethernet works from laptop, but not docking station

I couldn't get my USB 3.0 ProDock Ethernet port to connect to the Internet for my connected Windows 10 ThinkPad. However, plugging into my native Ethernet port on the back of the laptop worked. I ...
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1answer
40 views

Laptop does not detect when ethernet cable is plugged in

I have an MSI G65 Stealth with Windows 10. Any time I plug in an ethernet cable, nothing happens. It still shows "A network cable is unplugged". I have to disable and enable the adapter ...
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0answers
48 views

Ethernet speed is limited to 100mbps

I am trying to setup internet connection on Intel NUC PC, but having issue with getting desired speed. Ethernet adapter (Realtek PCIe GBE) supports gigabit speed. When connected, status shows 1000/...
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Kali Linux not connecting to network via lan

I tried all solutions available on the internet but none work. I changed(added) interfaces to: auto eth0 iface eth0 inst dhcp I changed NetworkManager.conf to [ifupdown] managed=true I restarted the ...
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Fixing high latency on a single device on a wired LAN

I have a device on a wired LAN that has really, really high latency on a ping. 599ms and higher. I cycled power to the device and the latency dropped back to <1ms. That lasted for about three days ...
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27 views

Desktop computer connected to Gigabit Ethernet does not speedtest to full Internet speed

My main home computer is a recent Win10 desktop with a Gigabyte B450M motherboard (Ryzen 3600, 32GB ram). The motherboard has a Gigabit Ethernet port connected to a regular Gigabit switch, then to a ...
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1answer
218 views

Create a separate ethernet network using a second router, using ISP Router for internet access?

I have an ISP Router which is a cable modem+router. It has Wifi and 4 LAN ports. Wifi is used by phones, computers, etc to access the internet. I have 2/3 separate computers (without Wifi), which I'd ...
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0answers
32 views

KVM including network?

I have a situation where there are two computers and only one display, keyboard and mouse to control them. The obvious solution would be to use a KVM to switch between PC one and two to control them. ...
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1answer
49 views

Unable to use gigabit ethernet

A couple months back, I lost the wired gigabit ethernet connection to my desktop out of nowhere. Since then I've been limited to 100Mbps Full Duplex. Could you help me understand how to get the ...
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0answers
192 views

Ethernet/router work separately. Connection drops when both connected

My internet connection drops when I connect my desktop to ethernet through the router. If I connect wirelessly through the router or via ethernet by plugging the network box (I am in an apartment) ...
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1answer
3k views

Strange network quirk for ethernet-connected Brother DCP Printer, Buffalo Router (DD-WRT)

I have Brother DCP-7065DN all-in-one hooked up to my Buffalo WHR-G300N router, which is running a recent (though not quite latest) build of DD-WRT, using an ethernet connection. For computers ...
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0answers
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ICMP and ARP Forward

I've five custom ethernet switch device in my network (custom ethernet switch include stm32+microchip ethernet switch). They have RSTP protocole and blocking loops perfectly. But when I connect the ...
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1answer
40 views

Ethernet adapter fails after suspend

I just buyed a new PC and the Ethernet adapter fails after wake up from suspend mode. OS Windows 10 Home Motherboard Asus B450-F RogStrix Ryzen 5 1600 The onboard adapter is an Intel I211. Windows 10 ...
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1answer
30 views

Is there a USB B to Ethernet Adapter for an External 3.5 Hard Drive?

I have a 3.5" 4TB HHD in a cheap NexStar enclosure connected to my GS63VR laptop via usb 3.0 and it's 90% full. The data is/was in the process of being backed up to back blaze but it will take ...
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2answers
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1 Gigabit Router Impact on LAN

I am trying to increase the speed of my LAN, but I'd like to avoid over-spending on system components. Specifically, I am setting up a NAS file storage system and I am experiencing extremely slow file ...
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2answers
4k views

Port forwarding + shared connection with Ubuntu

Because my wireless router's ethernet ports are defective, I set up a shared wireless connection from my laptop (which has wifi) to my eMac (which does not) via a crossover ethernet cable. The laptop ...
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1answer
14 views

Windows Explorer in Win10 does not show all PCs on the Ethernet network

I have a small peer-to-peer network with two Win10 PCs (call them A & B) and two Win7 PCs (C & D), a laser printer and a Broadband router (plus a laptop on occasion) all wired through an eight-...
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1answer
41 views

How to capture wireless packets over Ethernet port along with Wired

I am trying to capture and analyze my network traffic. We have a wireless router and it have clients as both wired and wireless. My Kali computer which is connected to the router over Ethernet port ...
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4answers
4k views

How can I turn Ethernet extension into a WiFi Hotspot?

I have a long house with thick brick walls. The router is at one end of the house and the WiFi does not reach the rear rooms. I do have a hardwired Ethernet connection running to the back of the ...
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1answer
50 views

Cat5 patch cable: wire number 5 not working

So I have recently found out that all my phone sockets have been wired with cat5 or cat5e cable. I don't know which. I've upgraded my internet so thought about repurposing the cables as patch cables. ...
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0answers
10 views

Can't connect to router settings

I'm trying to connect to my router settings to do port forwarding with my Default Gateway 62.85.68.1 with ipconfig, but it loads for awhile and shows This site can’t be reached 62.85.68.1 refused to ...
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Issue with connecting two devices with Ethernet cable

I have a laptop and PC to be connected via Ethernet cable. The laptop has internet through WiFi and I would like to share this internet with the PC. I had earlier set up these for file sharing and ...

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