Questions tagged [ethernet]

a networking technology for a LAN that allows data transfer

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36 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
18k 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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2answers
3k 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
3k 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
3k 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 [duplicate]

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
383 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
131 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
1k 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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2answers
9k 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
12k 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
12k 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
509 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
182 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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12answers
35k 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
213 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
61 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 ...
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2answers
795 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
593 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: ...
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1answer
683 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
3k 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
664 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
7k 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
49k 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
5k 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 ...
2
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1answer
468 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
32 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
571 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
2k 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
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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1answer
301 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 ...
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1answer
1k views

Mac DHCP Server

I often have the need to connect to devices directly through the ethernet port on my MacBook. When I am connected to a wireless network, I can share my connection to ethernet. However, the second, I ...
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1answer
478 views

12-inch MacBook & Ethernet

I am trying to configure the network on my 12-inch MacBook. I have the following manual: But there is no Ethernet in the list. I tried to import it from my old computer, but it output the following: ...
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1answer
32k views

How to get Mac to give Ethernet connection priority? [duplicate]

I have the following issues / question. I use WIFI and Ethernet through each other like most people probably. Certain things like ripping a blu ray I want to do through the Ethernet connection so ...
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1answer
28k views

Ethernet Adapter Windows Driver - how to find for BCM5701

I am having troubles with finding driver for my Apple Thunderbolt to Gigabit Ethernet Adapter. I checked the version and I have a BCM5701 chip. These Broadcom drivers don't support my adapter. I ...
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1answer
251 views

Ethernet MAC address on Macbook 12"

I am trying to locate my ethernet MAC address on a Macbook Retina 12" using ifconfig but I can only see en0 which should be my wireless card; it's quite baffling. Any help would be much appreciated.
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1answer
7k views

How to fix Thunderbolt to Gigabit Ethernet slower than Wi-Fi Macbook Pro?

I recently bought a Thunderbolt to Gigabit Ethernet adapter so I could have faster Internet. I plugged the cable into my Internet modem, and the other end into my adapter. I plugged the adapter into ...
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2answers
11k views

Can one buy an Ethernet and HDMI Thunderbolt adapter?

I need both of them and I am wondering if it is possible to buy them together or if I have to get two separate items? Also I am seeing a lot of third party Thunderbolt>HDMI adapters for cheap and ...
2
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1answer
972 views

Why Gigabit Ethernet Direct Connect is not default at Macs?

Trying to connect two Macintoshs with a Ethernet cable (capable of Gigabit speed, of course) will not automatically set a gigabit connection. Instead of this, a 100MB connection is established. Does ...
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1answer
202 views

Is this normal: my direct Ethernet is 5x faster than the same Ethernet via Airport Express?

When I connect my Mac via Ethernet it has 5x more maximum speed than when connecting it with the same Ethernet to the latest Airport Express. Is this normal (and if so, why)?
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0answers
29 views

How to find the IP of a device connected through Ethernet Sharing [duplicate]

I often share my MacBook Pro's Ethernet connection with devices like a Raspberry Pi to log in via SSH and configure files without using a screen, keyboard, etc. My current method to find the IP is ...
2
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1answer
1k views

Ethernet not working on MacBook pro retina 13

My Ethernet connection is not working on my computer (mid 2015). I already rebooted, deleting the files "NetworkInterfaces.plist" and "preferences.plist" into the folder "/Library/Preferences/...
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3answers
47k views

How can I troubleshoot or reset a Thunderbolt Ethernet adapter?

It appears my Thunderbolt Ethernet connector has stopped connecting to my router for good today. Over the last few days I had already seen my ethernet connection "crash" multiple times. My machine ...
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1answer
1k views

Built-in Ethernet not working

I am using a 13" MacBook Pro (mid 2012) and I have upgraded to OS X 10.11 El Capitan a while ago. Last night before going to bed I switched off the computer. Since this working the built-in Ethernet ...
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1answer
175 views

Mixing 10/1000 Device w/ other Gigabit Devices to Apple Airport Extreme

My Mac Minis (which support Gigabit Ethernet) are physically connected through Gigabit Ethernet to my current generation Apple Airport Extreme (which has Gigabit Ethernet switch ports). If I add a ...
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1answer
67 views

MBP retina 2015 with usb 3 to ethernet and active wifi sharing fails at iMessage

So here's the thing. My iMessage on the MBP is simply not working, when I use my MBP the way I want to. What way is that? Since it has no Ethernet connector, I bought a USB 3 to Ethernet box, that ...
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1answer
1k views

Sharing internet connection from WiFi to Thunderbolt Ethernet doesn't work - no DHCP addresses are given out

I can't seem to get my MacBook Pro to share the WiFi connection over Ethernet. Here is my configuration as it appears in System Preferences: As you can see, my local Ethernet IP address is a ...
12
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2answers
24k views

How can I get the list of all active network interfaces programmatically?

My objective is to determine the IP address for Ethernet on a device. But assuming that there are connections like WiFi and USB Ethernet, is there a particular way just to get the Ethernet IP ? On a ...