a networking technology for a LAN that allows data transfer

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74
votes
4answers
75k 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?
28
votes
17answers
21k views

Intriguing connection issue on OS X

I've been recently having this issue with my internet connection on my MacBook Pro Early 2011 running OS X 10.8.3: from time to time the connection "freezes" for about 5 seconds and then comes back. ...
13
votes
3answers
10k views

Why does my Mac Pro have two ethernet ports on the back of the computer?

I'm curious as to how or why I might want to take advantage of two ethernet ports on the back of the tower?
13
votes
4answers
10k 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)"" (...
11
votes
2answers
35k views

Are Boot Camp drivers for thunderbolt to gigabit ethernet available?

I have a Retina MacBook Pro with Mountain Lion and Boot Camp with Windows 7 and the Boot Camp 4.0 drivers. I'm also using the Thunderbolt to Ethernet adapter. My problem is that my ethernet port (aka ...
10
votes
5answers
10k views

To let a Mac automatically use Wifi and Ethernet to double the connection speed?

I am staying at a hotel, and for some reason, I think they limit each Wifi connection to 95 kbyte / s. So that is roughly 1.2 Mbps... and since I have 18 Mbps at home, I am using a speed that is less ...
10
votes
3answers
15k views

Do any USB 3.0 to Gigabit Ethernet adapter work with OS X?

Yes, I know there is a solution available from Apple for Thunderbolt. Yes, I know there is a solution available from Apple for USB 2.0 to fast Ethernet (10/100). I am looking for an adapter to plug ...
9
votes
3answers
13k views

Can I move data from old to new Time Capsule through USB?

The Apple knowledge base note on this question says to hardwire the Time Capsules and a computer together through ethernet, and transfer the data from TC1 to the computer to TC2, all through ethernet. ...
8
votes
5answers
27k views

What's the fastest connection speed / shortest elapsed time using Migration Assistant?

When using Migration Assistant to move users, files, and folders from an old Mac to a new one, you have a few different choices, depending on the Macs involved. Presuming that both Macs have ...
8
votes
5answers
51k views

How to force Thunderbolt-ethernet connection when switching networks without restarting computer?

I have a thunderbolt to ethernet cable on a MacBookPro Retina on Lion. Sometimes the thunderbolt to ethernet connection does not work. It seems to occur when I switch network locations (e.g., I move ...
8
votes
2answers
15k views

Ethernet indicator in OSX menu bar

I am using OSX 10.7 When I move between different ethernet networks (e.g., at work using ethernet on an external display, at home using thunderbolt ethernet), the ethernet does not always connect. ...
7
votes
3answers
19k views

Where is the MAC address of my Thunderbolt to Ethernet adapter?

I have a Thunderbolt to Ethernet adapter for a Macbook Air and I need to assign a static IP address to it. I assume the MAC address is embedded in a given adapter... and by convention I would assume ...
7
votes
3answers
6k views

Using a wi-fi and an ethernet connection at the same time thus having more bandwidth?

Is there a way on OSX or with a 3rd party software to use both a Wi-fi and an ethernet connection, thus having the sum of the connection speeds? Or maybe making some applications connect to one ...
6
votes
2answers
5k views

How can I use an Asix AX88179 with Mac OSX 10.8 (Mountain Lion)

I'm looking for some one who may have configure the Asix AX88179 to work with OSX 10.8 Mountain Lion. This chipset (AX88179) is embedded in most of the very new the USB 3.0 Gigabit Ethernet adapters. ...
6
votes
1answer
3k views

How can I force Mac OS X 10.9 to see the ethernet port of my hub (Asix AX88179)?

I already downloaded (and installed !) the latest file from ASIX.com, which is the latest to this day, but System Information does not list the port as being available when I connect the USB 3 Hub ...
6
votes
2answers
10k views

Migration Assistant fails on Ethernet Mavericks-to-Mavericks migration

I have the following setup and am attempting the use Migration Assistant over Ethernet: Source machine: Early 2009 24-inch iMac running OS X 10.9 Destination machine: Latest MacBook Pro Retina ...
5
votes
3answers
4k views

How to spoof a USB-Ethernet adaptor's MAC address in OS X

I've recently bought a usb-ethernet adapter (not apple) and I get internet connection. In my university we have to put a specific mac address but I can not change it. I have tried with sudo ...
5
votes
1answer
2k views

Difference between Apple's Thunderbolt ethernet adapters?

Apple seems to make (at least) two different Thunderbolt ethernet adapters. One is the "MD463LL/A". Another is the "MD463ZM/A". Is there any functional difference between them? Is one better than ...
5
votes
1answer
429 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 ...
4
votes
4answers
52k views

Full Wi-fi/ethernet signal but no internet

I'm really hoping someone here can help me, as I'm getting pretty frustrated with my macbook now. I have a late 2011 model 15" macbook pro running OSX 10.9.5 that refuses to connect to Internet on my ...
4
votes
4answers
512 views

Ethernet and Airport Problems

We have one canon copier machine which is connected to our LAN router via Ethernet cable. Currently, we are connecting to the Internet using a different router. To work with the printer, I need to ...
4
votes
4answers
34k views

Apple A1277 USB ethernet adapter not working on MacBook Air

I've bought a USB ethernet adapter (A1277) and tried to make it work on my MacBook Air MD231 (mid 2012) and may OS is OS X Mavericks, but It's not working. I tried adding USB ethernet connection in ...
4
votes
3answers
20k views

Mavericks Internet Sharing over Ethernet stopped working

I'm on 10.9, and I had been using internet sharing successfully again for the first time since Lion. Today though, it just decided to stop working again. Network layout: Modem -ethernet-> Router -...
4
votes
4answers
31k views

Apple USB ethernet adapter is not detected

I have a Macbook Air running 10.7.4 and I'm trying to connect to ethernet using the official Apple USB to ethernet adapter. However, the mac never detects the new network interface. It never displays ...
4
votes
2answers
2k views

Backing up to an internal drive of another machine

I have a mac laptop that I want to back up to an internal drive on my Mac Pro. The drive I want to back up to is blank and not the OS drive. They are connected via ethernet, but I do not see the drive ...
4
votes
1answer
1k views

How to clear DHCP leases in OS X Server (v4.1.3-14S1127) on Yosemite 10.10.4

I have a situation where my OS X Server app seems to not be completely dropping DHCP leases and I think it is causing some of my hardware MAC's to conflict as per the assignments I have set. I use ...
4
votes
1answer
860 views

Scanning over ethernet, natively in OS X?

Yesterday, I purchased an HP LaserJet M1212NF. It, like many other printers, can't scan over ethernet natively in OS X. That is, I can scan using the stupid HP utilities that I hate (not going to ...
4
votes
1answer
538 views

Thunderbolt bridged with ethernet gives poor performance

I have both iMac and MBP, so I thought it might be a good idea to connect MBP to office network through iMac with thunderbolt bridge. The setup is quite simple: office server <- 1GbE -> cisco ...
3
votes
6answers
9k views

My MacBook Pro loses its connection to my WiFi router

I've set up a brand-new internet connection with a Wireless Router. The thing is that : It works all the time for my iMac It stops working at times on my MacBook Pro (either when connected via wifi,...
3
votes
1answer
277 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/...
3
votes
3answers
2k views

Set Mac to use Wifi for Internet, Ethernet for local file transfer

Is there a way to make my Mac always choose Wifi for Internet browsing, and Ethernet for local network browsing and file-sharing? My Wifi Internet download speeds are approaching 100Mbps, but when ...
3
votes
1answer
6k views

If I connect an Ethernet cable, will my Mac automatically select the fastest route for local network traffic?

Background I have a fairly robust network setup at home, but am a little unclear on internal Mac networking. My LAN consists of two bridged AirPort Extremes and a cable modem. Everything is connected ...
3
votes
1answer
274 views

MacPro - Can the two network interfaces be assigned to?

Is it possible to control which applications/processes use which network card? So, for example, I could assign different things to different interfaces? Also, is this possible for the different types ...
3
votes
2answers
2k views

How can I set up multihoming?

I am running Mac OS X Server 10.6 on my iMac and I am wondering how to multihome a Mac. I know it's possible to accomplish this by using both Wi-fi and Ethernet, but I just want to use Ethernet. Any ...
3
votes
2answers
1k views

Mavericks Internet Sharing Ethernet to Wifi suddenly stopped working

I'm using Internet Sharing to convert Ethernet into a wifi hotspot through my Macbook Pro. I'm using the latest version of Mavericks, and today suddenly my internet sharing stopped working. I tried ...
3
votes
1answer
2k views

Time capsule over ethernet is incredibly slow

I am transferring files from my Time Capsule (4th Generation, 2TB, model A1409) to my laptop (Ubuntu) via the Apple Filing Protocol. The Time Capsule is connected directly to the laptop via an ...
3
votes
1answer
2k views

Mac Pro: Splitting network traffic based on destination

I have a Mac Pro tower with two ethernet ports. One of them is connected to the company intranet and the other to my home network. I'd like my Mac to use the former ethernet connection only for those ...
3
votes
0answers
92 views

Third party USB Ethernet adapter won't wake up

I have a mid 2015 Retina MBP 15" and regularly use multi screens and hard wired ethernet. So I've bought a third party HandAcc USB ethernet adapter with Realtek 0x8153 chipset (the device also ...
3
votes
0answers
180 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 ...
3
votes
3answers
2k 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 ...
3
votes
0answers
166 views

Internet Sharing on Mac via LAN [duplicate]

Possible Duplicate: Internet Sharing is grey out My Mac is connected to internet using WiFi and its working fine. I want to share the internet connection via LAN but I am unable to select the ...
3
votes
5answers
853 views

Logitech wireless mouse not working with gigabit ethernet adapter plugged in?

I am seeing baffling behavior with my wireless mouse (connected via usb) and my gigabit ethernet adapter plugged in simultaneously. If my mouse is plugged in and working fine, if I plug in my gigabit ...
2
votes
2answers
7k views

Can I share my iMac's internet connection via ethernet

My iMac connects to the internet (and my local network) via WiFi. Is it possible for me to connect another device via ethernet cable to my iMac to access the internet from that device?
2
votes
4answers
16k views

How do I remove the ethernet 802.1x settings in Mountain Lion

I made a stupid 802.1X settings file some time ago to test some things. Now I am unable to remove it, even though I think I have deleted the file. The picture below shows the 802.1X profile to the ...
2
votes
1answer
7k views

What kind of adaptor do I need to connect RJ45 / ethernet cable to my Macbook Pro Retina display?

There is no RJ45 / ethernet port on my macbook. Do I need a thunderbolt or USB or HDMI adaptor? Or should I just buy a mini wireless router?
2
votes
2answers
5k views

How can I automatically disable WiFi when I connect to an Ethernet network?

I would like my WiFi to automatically disconnect when I plug an Ethernet cable into my Mac. How would I go about this?
2
votes
1answer
4k views

How can I use a Macbook Air to provide a TV with an internet connection?

The television we have supports the use of the internet through an Ethernet cable or wireless USB network adapter (bought separately). The television has no built-in wireless and the nearest ethernet ...
2
votes
5answers
2k 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. ...
2
votes
2answers
1k views

Airport extreme seems to place a limit on gigabit ethernet

I have a gigabit internet which goes into my airport extreme. Everything is working fine now except the fact that the Gigabit Ethernet port has a limit of 200mb/s when tested. If I plug the main ...
2
votes
3answers
3k views

Why is my ethernet connection between two Macs so slow?

I'm currently trying to port all my old stuff from an old Power Mac G4 (MDD) to a newer Power Mac G5 (Late 2005). Both have gigabit ethernet and so I decided to connect the two via ethernet cable (...