Questions tagged [ethernet]

a networking technology for a LAN that allows data transfer

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14 views

Wifi automatically turns off when ethernet connects

I have a need for Wifi and ethernet to be up and connected at the same time. The Wifi is connected to the internet and the ethernet is connected to other computers on the local ethernet. The local ...
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1answer
146 views

Ethernet not working after installing Security Update 2020-002 10.14.6

Mac OS X showed that a new update was available on my MacBook Air (2019) which I connect to the internet with using a USB-C to ethernet connector. [ I don't use wi-fi at all for health reasons.] After ...
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1answer
2k views

iMac-Pro(Win 10) NO Ethernet controller Driver (NO BOOTCAMP)

After successfully installing WIN10 on my iMac-Pro without BOOTCAMP, I was able to manually install the windows support(BOOTCAMP) drivers, and all of them work fine. Except the Ethernet Controller ...
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0answers
1k views

How to share company Tunnelblick VPN (via Wifi) over Ethernet?

I have a company-issued 2017 MacBook Pro (4 x Thunderbolt 3 ports, macOS Sierra 10.12.6). My IT has installed Tunnelblick VPN so that I access company-internal servers over WiFi at home. I would like ...
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27 views

AX88179 ethernet adapter keeps dropping connection

I am running macOS Cataline 10.15.3 with a USB-C hub from Minix, which has an ethernet port. Inside is an AX88179 chip for which I installed the correct driver. When I start my macbook or when I plug ...
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2answers
34 views

Will ethernet work off of Thunderbolt/mDisplayPort/Ethernet adapter?

I'm trying to restore from Time capsule (via fresh recovery). Attempting to use Ethernet so the restore is faster. So I'm using an old mini displayport Ethernet adapter I have. But my MacBook needs ...
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1answer
22 views

Share iPhone internet connection with entire network through router

I want to share my iPhone's cellular internet connection over wifi to a router, and have clients be able to connect to the router using either wifi or ethernet and get internet access transparently. ...
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0answers
47 views

Unable to connect via wired connection and getting self-assigned IP address error on Macintosh Catalina. What should I do?

Unable to connect via wired connection and getting self-assigned IP address error on Macintosh Catalina. What should I do? I already restarted my fiber-optic router/modem, computer, and renewed the ...
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0answers
31 views

Thunderbolt Ethernet and external monitor causes screen glitches (MBP2013)

I'm using an official Apple thunderbolt-to-ethernet adapter and also connecting to an external monitor via the other thunderbolt port. I'm using a MacBook Pro, late 2013, with and updated Mojave. ...
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1answer
28 views

Is it possible to use Thunderbolt networking and regular ethernet networking simultaneously?

I'm considering purchasing a new iMac and recently learned that Thunderbolt 3 can be used to create a Thunderbolt network bridge between two Macs. I assume that connection over Thunderbolt will be ...
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2answers
7k views

connecting my laptop to iPhone HotSpot using Ethernet adapter

Can someone suggest an adapter to connect to iPhone hotspot through Ethernet data cable? Wireless hardware in my laptop has stopped working and I am using Ethernet cable to connect to Internet. But ...
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1answer
3k views

Unistall Realtek USB Ethernet Network Adapter

I would like to uninstall the "Realtek USB Ethernet Network Adapter" I can find it under System Information -> Software -> Installations in a list but don't know how to get rid of it.
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Can't answer phone call if connected with both ethernet and wifi

I have followed all the steps listed on: https://support.apple.com/en-us/HT209456 Works fine if I'm only connected to either ethernet OR wifi, if I have both connections active (even tho they are the ...
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1answer
853 views

Fake ethernet interfaces (feth / if_fake)? Anyone ever seen this? [closed]

I've been digging into Darwin source to try to find some way to create virtual Ethernet interfaces on Mac/Darwin without adding a kernel extension like tuntaposx. In doing so I've found something ...
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1answer
95 views

Ethernet Not Visible In Settings

On my iPad 2017 (5th Generation) the Ethernet section in Settings (see image below) is not displayed. Do I have to unlock it somehow (similar to Developer Tools on Android) or is this feature simply ...
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4answers
13k views

2010 MacBook Pro does not DHCP on a certain network (WiFi and Ethernet)

As the title suggests, My Mac will not receive an address via DHCP from a certain network. No matter if it's connected via WiFi or ethernet, it always fails. Even when I boot into Windows 7 there's no ...
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7answers
128k views

How to use 3rd-party USB Ethernet adapter with El Capitan

I am plugging a USB Ethernet adapter (not Apple-brand) into my MacBook Pro (Retina, 15-inch, Late 2013). No go. I do not see any relevant "USB Ethernet" item listed in System Preferences > Network. ...
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5answers
130k views

How does the Mac choose which connection to use when both Wifi and Ethernet are connected?

When I'm connected to two networks with separate routers using Wifi and Ethernet, how does my Mac know what connection to use when I visit a website?
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37 views

ARP cache seems to forget hostnames of other devices on the network

For the sake of this question, I'm trying to access the server from a MacBook Pro, running MacOS 10.15.2. I have a home server running Debian that I want to be able to access from both within and ...
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2answers
4k views

“Internet Sharing” via “Ethernet” is not working

I'm using OS X El Capitan (10.11) on my MacBook Pro (Retina, 15-inch, Early 2013) and I'm trying to use System Preferences -> Sharing -> Internet Sharing feature and something isn't working... I made ...
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0answers
29 views

Every sunday I have to reboot mac in order to re-establish Ethernet/Lan connection

I have a MacBook Pro 2018 running Mojave. At the end of the week - Sunday - or I can wait until Monday - but I have to reboot in order to re-establish Ethernet/LAN connection. I did some searches - ...
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1answer
66 views

Which USB ethernet classes does iOS support

Firstly, I posted the same question on stackexchange and did not know about this community. I'm busy with a USB ethernet implementation to provide an ethernet connection to an iPhone over USB. I'd ...
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12answers
32k views

Should I use a Thunderbolt adapter or a USB 3.0 adapter for ethernet?

I've just been Googling about this, but I can't find definitive information (some sites claim things that I'm unsure of). Which is faster for connecting an ethernet cable to a MacBook Pro - a ...
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3answers
6k views

What do I need to provide a wired guest isolated access to my home network?

I have an AirPort Extreme (APE) with the Wi-Fi setup for guest account and this works just fine. I was wondering if I could also provide a wired ethernet guest access without letting this user see my ...
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39 views

Connect to Raspberry Pi via Ethernet while connected to Internet via Wifi

I have Macbook Air with a USB-to-Ethernet adapter connected to an Ethernet cable that is plugged into the Ethernet port of a Raspberry Pi. When I turn off my Wifi, I can VNC/SSH into the Pi. However, ...
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80 views

USB-C to Ethernet adapter on Mac with jumbo frames

I have to work with a scientific camera and acquire images via Ethernet on a MacBook Pro 2019 with 4 Thunderbolt 3 ports. I have a USB-C to Ethernet adapter, and I have to enable jumbo frames (9000 ...
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0answers
33 views

Can't connect to Internet except via a VPN [duplicate]

A couple days ago all of a sudden my laptop stopped connecting to the Internet. For instance, if I open the Chrome browser (64-bit version 78.0.3904.97) and enter in the url textbox: apple....
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4answers
6k views

Thunderbolt 3 to Ethernet adapter

I have just ordered one of the new Nov 2018 MacBook Airs that only come with Thunderbolt 3 (USB-C) ports. Just looking for a simple clean solution for a high performance adapter using the USB-C ...
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1answer
49 views

Does MacOS “load-balance” TCP when more than one interface is available? [duplicate]

If an iMac has both cat-5 and WiFi connections to the world, will MacOS use them both to optimize the overall speed? Or pick only the fastest for everything (since the ISP side of the modem is slower ...
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2answers
2k views

Ethernet connection turns off when my Mac idles

I often leave my Mac for some time to do assorted tasks. When I return and log into the screensaver, I can't visit my homepage, Google, because the Ethernet connection has disconnected, requiring a ...
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2answers
1k views

Airport Express bringing down the entire network?

I got a used Airport Express (2nd gen, the one that looks like a white Apple TV) to extend the wifi range of my Airport Extreme (the tall white monolith looking thing).* Express rear view for ...
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13 views

SSL Error only on Ethernet

Have you guys ever heard of something like this? I get SSL Errors (200) only when im on ethernet. I'm using a USB-C adatper. I already changed the adapter for another and still getting these errors. ...
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1answer
692 views

Internet sharing disabling Macbook Wifi

So I wanted to share the Ethernet connection through my Wifi to my phone, since it is having problems connecting to my router at home. My Wifi works fine on it's own. My ethernet connection works ...
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2answers
33k views

My Mac won't connect with Ethernet but will to wireless

I apologize if this is a stupid question, but I'm not very tech-savvy. Using a iMac (21.5-inch, Mid 2010), running El Capitan version 10.11.6. Router is Amped Wireless ATHENA, High Power AC2600 Wi-Fi ...
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0answers
284 views

MacBook Pro doesn't detect (anymore) ethernet connection via USB-C screen

I have a USB-C screen that offers hub functionnality (usb, audio, ethernet). While the screen is perfectly connected and works like it should for usb, audio, and of course video, the ethernet ...
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3answers
2k views

How does a Mac choose between Wi-Fi and Ethernet to work with? [duplicate]

My Mac is connected via a 1GBit Ethernet. However, from time to time I do turn on WiFi and let it connect, typically because I need to use AirDrop etc. When I'm done with AirDrop I usually turn the ...
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1answer
28 views

Why the same MacMini provides different MAC addresses for different OS?

I run MacOS and CoreOS Linux on the same MacMini. The same network interface has MAC f0:18:98:ea:7f:9f under MacOS and has MAC 38:f9:d3:16:96:ce under CoreOS. First one is printed on a box of this ...
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0answers
40 views

WiFi constantly taking over control on my iMac

I am using an iMac Pro running 10.14.6. I am connected to the NAS with a 10Gbit network connection. When I go to transfer large files to the NAS I check iStats Menu and notice that the WiFi connection ...
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2answers
189 views

How to measure local Ethernet speed

My Mac mini is connected to my router/modem by Ethernet. I want to know how fast the connection speed is between the Mac and the router. Obviously, I can use a website like Speedtest.net to get my ...
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5answers
11k views

My Mac mini's computer name keeps changing when it resumes from sleep

When I wake my Mac mini from sleep, it occasionally comes up with a dialog saying "The name of your computer "whatever" is already in use on this network. The name has been changed to "whatever (1)"" (...
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1answer
73 views

Network interface fallback?

I have 2 internet interfaces: Ethernet and Wifi. Ethernet is the office network (read: completely closed) and Wifi is way more permissive. The ethernet is used for back-office systems (internal ...
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2answers
710 views

Is there a USB-C PoE adapter for iPad Pro?

Is there a dongle which plugs into the USB-C port on the iPad Pro that accepts Power over Ethernet (PoE) so when PoE is available there’s no need to plug an additional USB-C cable to provide power to ...
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8answers
46k views

Connecting multiple screens to the 2016 MacBook Pro with Touch Bar

I'm thinking about buying the new MacBook Pro with 4 USB-C ports. I want to attach two screens, mouse and keyboard and ethernet to the MacBook Pro while using the fewest number of USB-C ports ...
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1answer
189 views

Is it possible to use Ethernet connection on Mac without battery draining?

I'm using a Macbook Pro 15" 2018 model. I want to use wired Internet connection with it. I've tried using 2 different USB-C hubs to accomplish this, both are USB-C to Ethernet plus some USB-A 3.0 ...
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0answers
63 views

Ethernet says connected but can't access internet

I just got an apple usb to ethernet adaptor, connected it to my internet box and it now says the usb is connected (in system prefs), However I can't access the internet. I get a message that there is ...
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0answers
48 views

Connected to Ethernet but no Internet access

I am having a very frustrating problem. My 2009 iMac is connected to our network by Ethernet, however it cannot access the Internet. All my other devices work fine, and local adresses (192.168.0.1 ...
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0answers
302 views

Why does BootCamp have slower internet speed than macOS?

I'm using a 15" MacBook Pro running macOS Mojave and Windows 10 via Boot Camp. I bought a Thunderbolt to Gigabit Ethernet Adapter recently. After I connected it, I could select 1 Gbps Speed & ...
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0answers
55 views

2018 MBP Network Throughput decreases over time [duplicate]

Summary I was recently provided with a 2018 MBP by my employer. The network throughput slows gradually until I'm forced to reboot. Setup The following machines are connected via wired ethernet to a ...
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1answer
121 views

Restricting a user to a specific source network IP address

Assume my Mac Mini (Sierra/High Sierra, doesn't matter) has two defined users: user1 and user2. The machine has two IPs assigned via Ethernet: en7: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,...
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1answer
5k views

Wake On Lan (WOL) iMac 2009 El Capitan, Sierra, not working

System: iMac (21.5-inch, Late 2009) El Capitan 10.11.6 Non-Apple modem/router Wake on LAN isn’t working. I have tried a variety of methods: iOS apps (Fing, iNet, Mocha); Mac applications and ...

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