Questions tagged [ethernet]

a networking technology for a LAN that allows data transfer

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0answers
129 views

Block internet/network access to a specific application, or just to launch an application?

We have a legacy application which tries to force login at startup - but the server is not accessible. If there is no internet it just skips login (talk about security). I have ethernet so I'm after ...
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1answer
38 views

Can the files being transferred affect/slow the data throughput?

I'm currently trying to carry out the initial backup of an iMac using Time Machine, backing up to a Time Capsule (3TB, the older 'flat' type). The TC is connected via Ethernet and for reasons to do ...
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1answer
2k views

Does macOS support Ethernet over USB without a 3rd-party driver?

As we all know, the MacBook and MacBook Pro do not have Ethernet ports. Apple makes a Thunderbolt Ethernet adapter (which requires no driver), but with the change to USB Type-C, this is no longer an ...
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0answers
736 views

Is it possible to tether internet on the iPhone to an Ethernet attached device?

I have a hotspot connection on my iPhone 7 Plus phone that is extremely slow. The Internet on my phone is extremely fast. When I connect a device the connection is very slow. The device is a smart TV. ...
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1answer
697 views

Uninstall Insignia Adapter Drivers

I recently bought a Insignia USB to Ethernet adapter I proceeded to install the drivers and it has caused me nothing but trouble since. When I try to sign in to my profile, it opens into a window ...
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0answers
973 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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3answers
1k views

how to make different apps use wifi vs ethernet?

I'd like to route some apps through WiFi and other apps through ethernet. Given that OSX has a wide array of system tools and utilities as well as a rich ecosphere of apps, how can I make that happen?...
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1answer
373 views

In Macbook, what are Thunderbolt MAC addresses for, if ethernet adapters provide ones?

I think this answer and this one say that each ethernet adapter, such as USB-C-Gigabit Ethernet Adapter, has its own MAC address. So, that means Macbook (Pro) doesn't have a built-in ethernet card. ...
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1answer
25 views

Using scp with large files kills ethernet?

This morning I tried to use scp to copy a single large file from my old Linux Ubuntu machine to my brand new 2017 Mac Book Pro. I ran into a very strange problem: scp would happily copy 95% of data (...
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1answer
758 views

How to reset LAN ethernet adapter after switching the network

I have MacBook Pro 2017. I have the very same docker hub at work and at home (moshi). Both have LAN cables attached. However, I can use only one of them: for example, when I make my work LAN working, ...
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1answer
3k views

Control iMac using Macbook Air keyboard and mouse?

I want to use my laptop keyboard and mouse as the input for both the Air and the iMac. I have tried apps that let me use the same input devices across different computers via wifi, but found them ...
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1answer
166 views

Transfer speed much slower in Wi-Fi than Ethernet

I'm transferring a lot of pictures from my Macbook Pro to a local Synology NAS (DS116), using an FTP software named Transmit. I noticed that the upload speed is quite different between Wi-Fi and ...
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0answers
1k views

Ethernet disconnected after sleep

When I come back to my Mac after it was sleeping sometimes the Ethernet connection is not working. I have to unplug and plug it again. I am using macOS Sierra Version 10.12.6 Any ideas?
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1answer
20k 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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1answer
686 views

When in Extend Mode, can I use my AirPort Extreme's WAN port as a LAN port?

I have two AirPort Extremes. One has its WAN port connected to my modem, and the other as been configured to wirelessly extend the first, meaning none of the Ethernet ports on the back are connected. ...
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1answer
67 views

Filter out ARP query from given ether:ip

Let's say on my network there is a hacker who floods my computer with arp messages to associate his MAC address with the IP of the computer I want to reach. It's like he sends the following message ...
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1answer
82 views

Thunderbolt-ethernet cable heats up MacBook Air

I recently bought a thunderbolt-ethernet cable because my university only provides internet access via ethernet, and I have a MacBook Air. The cable works pretty well, except that it really heats up ...
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0answers
27 views

Ethernet 10/100 Mbps

I have recently upgraded my Internet access to 100Mbps upload / 30Mbps download, upgraded also the modem router and switches to 100Mbps. Tested with Speediest app (Mac OSX) and found these figures: - ...
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2answers
7k views

MacBook Pro not recognizing USB ethernet adapter in macOS, but does in Bootcamp

I have a 2015 MacBook Pro. I recently moved and don't yet have a Wi-Fi router, so I have to use an ethernet cable. To do this I'm using a USB ethernet adapter. When I plug it in Bootcamp ...
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1answer
2k views

Mac mini ethernet speeds not gigabit?

I've been writing a script for my Mac Mini (2014) that does a speed test and logs the data to a database. All that works great, but the results were a lot lower than I was expecting. I have a gigabit ...
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2answers
2k views

What is difference between network service and network interface

I'm a little bit confused about the difference between a network interface and network service. For example, the ifconfig utility documentation talks in terms of the network interface: ifconfig en0 ...
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1answer
2k views

How to connect to wifi while connected to a device through thunderbolt bridge

Macbook --> Thunderbolt Ethernet adapter --> Ethernet Cable --> Device under test with IP address The device under test is not connected to the internet. While I am testing the device I still need an ...
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1answer
1k views

Fastest way to migrate data from Late 2016 13" MacBook Pro to 2009 Mac Pro

I'd like to use Migration Assistant to migrate data from a Late 2016 13" MacBook Pro to a 2009 Mac Pro. The only connection options I see possibly working are gigabit ethernet or USB. I'm not sure if ...
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0answers
237 views

MacBook Sierra display ethernet needs constant re-starting

I have a shiny new MacBook Pro (13-inch, 2016, Four Thunderbolt 3 Ports) running Sierra (10.12.4). When connected to my Apple Thunderbolt Display via an Apple Thunderbolt 3 (USB-C) to Thunderbolt 2 ...
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1answer
105 views

Is Thunderbolt on the same bus as FireWire and Ethernet on a late 2012 Mac Mini

I use a late 2012 Mac Mini as a music server. My expensive, external audio digital to analogue converter (DAC) was connected to the Mini by FireWire. After a lightning strike the Mac Mini FireWire and ...
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0answers
979 views

Unable to use WiFi after/during using thunderbolt ethernet adapter

when I use my thunderbolt ethernet adapter I'm not able to connect to the WiFi, either when the adapter is plugged or not. I tried to check for errors in /var/logs/wifi and I got this: Wed Apr 26 16:...
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1answer
5k 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
6k views

How do I delete network interfaces

I am still a little new to the macOS world, so my question might be easily solved. I have been doing some networking with my MacBook Air and noticed some things I did not understand/thought that they ...
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1answer
6k views

Can I disable wifi automatically if there is an ethernet connection?

When I wake my machine in the morning, it often stays blank because there's some conflict between my 4k monitor and the 'Your computer name has changed for the 3950th time' dialogue that means both ...
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1answer
402 views

Can't use Wi-Fi and LAN at the same time

I have a macbook and a belkin USB-C to Ethernet Adapter. I would like to use Wi-Fi to access the internet, and the LAN cable to connect to a local network. But it doesn't work. Whenever I plug in the ...
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1answer
162 views

Does gigabit ethernet to thunderbolt adapter work with old ethernet?

Does Apple's Gigabit ethernet to thunderbolt adapter work with old types of ethernet that are not gigabit? I am wondering because I want to use it with my 2015 macbook pro, wondering if I can connect ...
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11answers
25k 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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1answer
212 views

iMac with Apple USB Ethernet won't boot after latest Security Update

We have a number of iMacs (models 14,1 to 16,2) running in a StorNext 5 environment as Distributed LAN Clients (DLC). These machines have Apple USB Ethernet adaptors attached to provide a secondary ...
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1answer
57 views

Link aggregate “bondmode” spontaneously changes

I've setup a link aggregate of the two ethernet ports on my macpro6,1 (via System Preferences > Network > Manage Virtual Interfaces > New Link Aggregate). Due to the way my other devices are setup, I ...
5
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2answers
538 views

USB hub fails to power ethernet adapter

This problem happens on both a 2011 Mac Air (Sierra) and a 2013 Macbook Pro Retina (El Capitan). For a couple years, I have had a powered USB 3.0 hub with a few devices plugged in, including a KVM, ...
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1answer
520 views

Trying to turn on localhost on Sierra made my Mac unable to connect to internet

Background I recently upgraded to macOS Sierra, but couldn't see the typical "it works" page on the local host. I followed some instructions online, first I did the following to my httpd.conf file: ...
2
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1answer
480 views

Transparent Firewall using macOS pf

I'm trying to setup a transparent firewall with a Mac mini running macOS Sierra. Basically I'm trying to do this (just with macOS): A Transparent Firewall Using OpenBSD This is my network setup: ...
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1answer
2k views

Connect an iPad Pro to both Ethernet and HDMI

Is it possible to connect the iPad Pro to both RJ-45 wired ethernet (data i/o) and HDMI out? Note: iPad Pro to ethernet is already possible - using the lightning to usb female camera adapter... but ...
2
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1answer
2k views

Ethernet network connection lost after locking or after Screen Saver activation

I have configured the Hot Corners as shortcuts for "Put Display to Sleep" and "Start Screen Saver". Both work as expected, but when the monitor stops, the Ethernet connection is lost and I'm forced ...
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1answer
576 views

12" MacBook (early 2015) problems with ethernet adapters toUSB type c

Iv'e got 2 Ethernet to USB type C adapters: first one: https://www.amazon.com/gp/product/B015CKP9NK/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1 and second one i bought in a store, here is a ...
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2answers
3k views

Send very large files through Ethernet between two Mac computers

My coworker uses a MacBook Pro, I use an iMac, both running El Capitan. We need to send a file from her computer to my computer very quickly. The file is over 200Gb. We don't have an external hard ...
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8answers
42k views

Connecting multiple devices 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 ...
3
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1answer
3k views

Migration Assistant not recognizing ethernet

I am currently migrating from a MacBookPro to a desktop. The desktop is running Sierra and the MacBookPro is running Yosemite. The desktop is a late 2013 (I think) and the MacBookPro I'm not sure. (I ...
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1answer
423 views

Ethernet, WLAN (Wi-Fi) and Siri

Today I updated to macOS Sierra. Until now I disabled WLAN, because my Mac is connected via Ethernet (cable). However, Siri needs WLAN to determine where I am. Thus without WLAN, Siri cannot answer my ...
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1answer
30 views

Is Ethernet traffic slowing OS X?

Running OS X 11 or 12 on late 2012 iMac connected to company LAN via 1000BaseT. Even when not running browser, email client, …, that would use the network, Mac is quite slow. RAM pressure is light (8 ...
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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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1answer
508 views

I think an iPhone 6 is causing connection issues with other devices connected to my router (with Ethernet), how can I avoid it?

I have a MacBoook Pro with OS X 10.9.5 connected to my router with a Power Line Connection and Ethernet, which I did because I use the laptop to play an real time online game which needs mostly a ...
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2answers
1k views

Thunderbolt ethernet adapter ist not appearing in netwoks tab

I have bought an Apple Thunderbolt Ethernet Adapter and can't seem to get it to work. It simply does not appear in the Network section of System preferences, even though the System Information dialog ...
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1answer
2k 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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1answer
241 views

No Ethernet on MacBook Pro

Have had MAcBook for about 4 yrs., this is first time I can recall using ethernet, and computer doesn't see it. SD card reader quit working some time ago but USB is okay. Ran diagnostic getting ...