0
votes
1answer
35 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 ...
3
votes
1answer
58 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 ...
1
vote
0answers
29 views

Ethernet (en0) loses IP address when WiFi (en1) starts/stops

We're using the Ethernet connection as a point-to-point connection to a lighting console and then the WiFi to connect to the main network. The issue is whenever we turn the WiFi on/off the Ethernet ...
0
votes
0answers
55 views

How to Reset Ethernet Network Connection?

I use Ethernet network connections at home to create fast home network transferring files between my macs. One of the biggest problem I found is often that one mac cannot see another. It shows ...
2
votes
0answers
33 views

Apple 2 network connection says Selected Appletalk Connection can't be found

Apple ii is setup for ethernet with addon card. Link light is green, however I cannot ping google. It's setup for 10 Base T and used to connect just fine. I powered cycled my modem one day, and after ...
0
votes
1answer
36 views

What is Ethernet Adaptor (wc5)

In my Network Preferences panel, I've just noticed a network type I didn't see before. The name is "Ethernet Adaptor (wc5)" (note it says Adaptor and not Adapter). It has an IP, it's yellow, and it ...
0
votes
1answer
67 views

Two local networks: routing confusion

On my 17" MBP (running Mavericks) I'm sometimes signed on to two different LANs, one with my AirPort interface and one with Ethernet. My Networks are set up (in the Network System Preference Panel) ...
0
votes
0answers
65 views

“Authentification failed on 802.1X network” problem with internet connection using certificate on Mavericks

I have upgraded to the Mavericks and since then my internet connection isn't working. My certificate was created for OS X Lion but it worked properly also on Mountain Lion. I tried to contact my ...
2
votes
0answers
139 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 ...
-1
votes
1answer
538 views

New USB ethernet adaptor not recognized on network at work

I recently purchased a new USB ethernet adaptor for my MacBook Air (running 10.8.5) direct from the Apple store, but it doesn't work on the ethernet network at work. The old USB ethernet adaptor works ...
5
votes
1answer
833 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 ...
1
vote
3answers
3k 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 ...
0
votes
1answer
295 views

How to add the Time Capsule to an existing network, in Ethernet?

I have just received my new Time Capsule. I don’t want to create a new AirPort network, I already have one. I want to connect the Time Capsule to my existing network, in Ethernet. I plan to plug the ...
1
vote
0answers
93 views

Sound interference on Macbook Pro when connected to network via ethernet

I have discovered that when My Macbook Pro (Early 2011, Mountain Lion 10.8.5) has an active ethernet connection, there is audible audio static/interference via the headphone socket. The ethernet ...
3
votes
1answer
581 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 ...
1
vote
2answers
1k 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 ...
1
vote
1answer
474 views

Where are ethernet/internet/networking configuration files/settings stored on OS X 10.6

Someone I know has an ethernet configuration profile that works on the university network I'm on. As I am on 10.8 I do not have the option of configuring these files so I'd like to copy his ...
28
votes
3answers
11k 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?
0
votes
1answer
316 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 ...
1
vote
2answers
157 views

Get nic name and interface via command line?

What I am trying to do is to get the interface name and the nic name (description) via command line in OS X. On Windows the following command gives me the result I am looking for: wmic nic get name, ...
0
votes
1answer
1k views

Unable to set up lan in macbook pro ( with retina display)

In macbook pro there is no lan port, for that I bought lan to usb connector. But I am unable to setup net-connection. In System preference > networks there is no ethernet option. I tried this ...
1
vote
0answers
76 views

Mountain Lion Internet connectivity issue

I am system admin for my department I have recently updated all machines to Mountain lion and I am now getting reports of connection problems , the users lose their connection to the internet yet i ...
0
votes
1answer
345 views

Web access via Ethernet broken but Airport to same router works fine

I've seen lots of questions asking what to do when Ethernet works and Wi-Fi doesn't, but I seem to have the opposite problem. System details are as follows: 2009 Mac Mini (Intel Core Duo) OS X ...
2
votes
1answer
227 views

What Could Cause the Ethernet to not Connect to Internet, Yet Connect to Devices on Network

This has been my problem for about 6 months. On my 2011 MBP, if I connect a working ethernet cable to my ethernet port, it will either do nothing or my internet connection will die totally, even when ...
1
vote
1answer
94 views

How can I configure my Ethernet connection when booting from Recovery HD?

I'm trying to recover from a Time Machine drive sitting on the network at work. Our network doesn't use DHCP–it requires the Ethernet connection to be manually configured. I've looked at the Network ...
0
votes
3answers
925 views

Where could I get my networks domain name?

I am trying to determine domain name of my network. I tried some programming methods, commands but i could not get domain name of my network.I got ip address using cat /etc/resolv.conf I was doing ...
10
votes
5answers
3k 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 ...
1
vote
1answer
345 views

Ethernet bridging Mac Mini

I would like to be able to use my home server (2012 Mac Mini) as a OpenVPN client with two network interfaces. My plan is to connect a small switch with an Apple TV and Roku to one thunderbolt ...
1
vote
1answer
1k views

Self-Assigned IP on Ethernet (en0)

Past few days my internet has been automatically getting a Self-Assigned IP on en0. I heard it does this when it can't retrieve a DHCP Server from the ISP. I've tried these solutions below. ...
0
votes
1answer
79 views

Why are the network connections in the Network System Preference panel mislabeled?

Here is a screenshot of a problem I am having. The wireless connection is mis-labled as Ethernet and my wired connection is mis-labeled as Wi-Fi. ...
3
votes
2answers
9k 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 ...
2
votes
2answers
4k 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 ...
1
vote
0answers
355 views

Mac Mini Bridging to WiFi Network

I have a Mac Mini (Mountain Lion) connected to a WiFi network, getting a DHCP address from the router (ASUS N-16 Tomato). In addition, I have a headless Ethernet-only appliance (Arch Linux ARM) which ...
1
vote
1answer
2k views

Can I use Apple TV First Gen as a wifi extender?

I have my router on one end of the house and my xbox on the total opposite side. My mom won't let me run an ethernet cord down stairs and won't let me reposition the router in the middle of the house. ...
5
votes
3answers
1k 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)"" ...
1
vote
1answer
518 views

Apple Airport - Access DHCP from ethernet connection?

Is it possible to have a device connected to an Airport Express via the ethernet cable to access the DHCP / sit within the NAT functionality for Internet use? I have an existing network where a ...
3
votes
2answers
986 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 ...
2
votes
2answers
574 views

PPPoE Auto-connect when unplugged

I have a PPPoE internet connexion that I use on my Macbook Pro. There is a checkbox in the settings that allows to automatically reconnect when needed - which is good. However the system is not smart ...
2
votes
1answer
970 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 ...
0
votes
0answers
211 views

Can't connect to the internet through my Mac partition

I am running Mac OS X 10.6.6 on a dual boot configuration with Windows 7. Problem: I am not able to resolve domain names in Mac OS X. I have tried: Clearing DNS cache and ARP entries Rebooting ...
0
votes
3answers
4k 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 ...
3
votes
1answer
247 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 ...
11
votes
3answers
6k 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?