a networking technology for a LAN that allows data transfer

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4
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1answer
905 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 ...
4
votes
1answer
480 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 ...
2
votes
1answer
203 views

Bonjour visibility dropping over ethernet only

I'm using a recently purchased 2012 Mac Mini and installed the latest Yosemite. So far, it's being used headless as an iTunes server and I also have OS X Server 4 running on it for some basic home ...
2
votes
1answer
529 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
177 views

How can I share my Macbook's Network to iPhone, surpassing the 802.1X protection?

My school provides ethernet, which my Macbook can easily connect to. I want to share it with my iPhone, but it indicates that 802.1X protection has forbidden me to do so. Is there a way to surpass the ...
1
vote
1answer
40 views

Can Airport Extreme have a separate network using XBrand modem connectted via Ethernet

I have recently added solar to my home. There is a monitoring system to monitor the panels inverter via a wireless connection to their gateway that connects via Ethernet to my Airport Extreme router. ...
1
vote
1answer
37 views

How to be sure my Mac is fully disconnected?

On many occasion thinking that my Mac was disconnected from any form of network (with or without wire), I discovered that in fact it was confortably chating at full speed with the rest of the world ...
1
vote
1answer
341 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) ...
1
vote
1answer
959 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 ...
0
votes
1answer
17 views

USB ethernet adapter not working with 2012 Retina MBP

I've got a 2012 Retina MBP running 10.11.3. In the past I've used a Linksys USB3GIGv1 ethernet adapter to connect to a wired network, however for the past week or so it hasn't worked. When I plug the ...
0
votes
1answer
22 views

How do I choose a default 802.1x profile for ethernet? (eduroam)

The problem: I'm connected to eduroam on an iMac, but only via ethernet. After restart/sleep/lock it automatically switches my 802.1x profile to the Wifi instead of the Wired. I have to manually ...
0
votes
1answer
167 views

iTunes downloading movie faster over WiFi

For some reason iTunes will download a movie faster over wifi than with ethernet on my home network. When I do a speed test the ethernet connection appears to be a few mbps faster though... Why would ...
0
votes
1answer
90 views

Share iPhone Personal Hotspot with Mac, then share Internet via ethernet

When I'm travelling I only have Internet via my iPhone, which I can share to my Mac via Personal Hotspot just fine. However, I have a VoIP desk phone which only gets internet via ethernet cabling. I ...
0
votes
1answer
151 views

How to spoof Firewire MAC address or hide Firewire and Ethernet - Need to add more than 2 Google Play Music accounts to machine

Google Play Music Manager app (GPMM) doesn't allow connecting to more than 2 accounts from the same machine. Apparently they limit it based on the MAC address of your network adapter. I tried to ...
0
votes
1answer
394 views

Lenovo USB 3.0 Ethernet adapter (MacBook PRO)

I have a Deltaco USB 3.0 hub which I've connected a Thinkpad USB 3.0 Ethernet Adapter. When I boot, or wake, my MacBook Pro (late 2013) won't detect the network interface to be connected at all. I ...
0
votes
1answer
68 views

Routing traffic internally from Ethernet-Thunderbolt adapter to Ethernet

I have Mac1 connected via ethernet to a router. The Mac1 has the IP 10.0.1.5 On this IP I have a Python-server listening to incoming UDP packets. Now there is another Mac2 connected to Mac1 via a ...
0
votes
1answer
391 views

Macbook Pro 2008 Gigabit Ethernet has become 100Mbps with Mavericks

I just noticed that the Ethernet port on my old Macbook Pro 5,1 (Late 2008, the first Unibody model) that is supposed to be Gigabit is limited to 100Mbps after I installed Mavericks. Does anyone know ...
0
votes
1answer
372 views

Apple TV 3 drops ethernet connection on 2 seconds

I have a problem with ethernet connection on my ATV3. It started about one month ago. ATV randomly drops ethernet connection for a two seconds. Here is the screenshot from my router: I'm already ...
0
votes
1answer
113 views

USB 3.0 to gigabit ethernet keeps crashing system with 10.10.1/2

I have this Realtek USB 3.0 to gigabit ethernet adaptor. Using either the included drivers for OS 10.8.x or the official Realtek drivers from December 2014, it hard crashes the system every 5-10 ...
0
votes
1answer
118 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 ...
3
votes
0answers
135 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 ...
2
votes
0answers
326 views

Airport Extreme (5th gen) throttling ethernet internet speeds

I purchased the router in 2012, and am experiencing slower speeds than expected from my Airport Extreme. Brand new 16x4 channel DOCsis3 modem on Time Warner's approved list. 200 Mbps plan, and ...
2
votes
0answers
638 views

Mac server keeps “disappearing” and “reappearing” on local network

I'm hoping someone can help me figure out a really perplexing issue we've seen with a Mac server on our local ethernet network. What we're seeing lately is that the server (which we use for Time ...
2
votes
0answers
46 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 ...
1
vote
0answers
47 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 ...
1
vote
0answers
148 views

How to boot OS X with network devices in promiscuous mode?

As OSX no longer allows ifconfig en0 promisc and sees that as a bad value and does not set the device flag, what other options are there? I'd like to be able to boot and have both my Airport/WiFi as ...
1
vote
0answers
318 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 ...
1
vote
0answers
346 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 ...
1
vote
0answers
90 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 ...
1
vote
0answers
531 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
0answers
261 views

Will Power Nap also be able to connect to the internet via the etherrnet adapter?

I am using a mid-2012 MacBook Air (eligible to Power Nap support) mainly connecting to the internet with an ethernet Thunderbolt adapter. I am wondering what kind of network interface Power Nap can ...
0
votes
0answers
10 views

Connecting a development board to MBP via usb ethernet

I have a development kit I want to connect to my MBP. Currently I'm using a router, but I'd like to do this by connecting the board to the MBP directly via a USB ethernet adapter that I have. I ...
0
votes
0answers
27 views

How to set network devices priority on afp/smb transfers?

I've got ethernet and wifi in the network devices. I use internet through wifi and file sharing over ethernet. Sometimes when I transfer files over afp/smb I notice very slow transfers, and I solve ...
0
votes
0answers
52 views

Network issues between El Capitan and Mavericks

I've just updated to El Capitan from Yosemite on my main machine. If I connect to a 10/100 router, I can get a 100Mbit/s link to it. However, if I connect to a Mavericks machine over a LAN cable ...
0
votes
0answers
18 views

Forwarding an IP:Port data stream to a MacOS Port-Device /dev/tty

We are using a Ethernet -> 4xRS232 Data Gateway (ExSys EX-6034) to record process data. The data could be read via an IP-address (w/ 4 Ports) with several protocols (UDP, IP, TCP, ICMP, HTTP, DHCP, ...
0
votes
0answers
311 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 ...
0
votes
0answers
34 views

Apple USB Ethernet Interface Name is Wierd

I recently bought an Apple USB Ethernet Adapter. It works OK. I suspect it may be counterfeit as the name displays in Chinese. Can anyone provide any insight as to where the text string for this ...
0
votes
0answers
63 views

How to make devices connected through ethernet sharing port be able to see devices on the Wifi Network

My home network is 192.168.1.0. I am sharing my wifi connection through my MBP Mid 2010 ethernet port. So my MBP is also on 192.168.2.0 as well as the device that is plugged on the this internet port. ...
0
votes
0answers
28 views

How does OSX assign TCP/IP configuration to network interfaces with internet?

So I am creating an app that automatically checks for an internet connection every 15 minutes, and as soon as it finds an internet connection, the program sends files to a remote server via FTP. I ...
0
votes
0answers
154 views

Thunderbolt Ethernet Bridge; Very slow outbound packets to LAN and Internet

My 2012-era MacBook Air is connected to a 2012-era iMac via a Thunderbolt cable. The iMac contains a Thunderbolt-Ethernet bridge which in theory should allow the MBA to (1) participate in extremely ...
0
votes
0answers
498 views

Cannot connect to LAN with USB Ethernet adapter

I had bought a Giga LAN USB 3.0 ethernet adapter for my new 12" MacBook. I just installed the driver required but the MacBook does not recognize the adapter (showing no ethernet connected) and can't ...
0
votes
0answers
52 views

OSX Network not working properly (100 write 800 read mbps!)

OK so, I have 4 computers near me and a good router (rt-n66u), and suddenly, maybe few days ago, my macbook decided that its network must be slower. I use two computers to test, one is my beefy ...
0
votes
0answers
43 views

Serial connection via Ethernet port

I have some devices that are only accessible via RS-232 cables. The problem is that I have no RS-232 to USB adapters so I can't access them. What I do have is a bunch of serial cables, most ...
0
votes
0answers
68 views

My TB/Ethernet adapter is not detected by my rMBP

My rMBP has two thunderbolt ports, one of which has a VGA adapter plugged in (works fine, in both ports), and the other has an Apple Thunderbolt to Gigabit Ethernet adapter. This is the second such ...
0
votes
0answers
72 views

Share Forticlient from wireless to ethernet

I have an IP Phone that I want to connect to the ethernet port on my iMac. I have installed the FortiClient (running SSL mode) to connect to my office. I connect the iMac to my router via Wireless. I ...
0
votes
0answers
191 views

OSX 10.9 insist on connecting with WIFI despite also having an ethernet connection

OS X 10.9.4 (13E28) Having 2 type of connections available USB/ethernet and WIFI I want to connect both of them because I want to connect to different devices (which don't support that kind of ...
0
votes
0answers
398 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 ...
0
votes
0answers
357 views

How can I fake ethernet interface on osx to log on app store?

Is there a way to fake an ethernet interface or port on a grilled one (MacBook Pro) except from a usb ethernet? Maybe through a bootloader? Chimera or Chameleon adding a key in boot.plist?
0
votes
0answers
857 views

Ethernet (LAN) connection not working within the Mac Mini Recovery HD

my Ethernet (LAN) connection works fine in the Mac Mini. However it doesn't work once I boot into the Recovery HD. Any ideas on why it would work in normal partition but not in Recovery partition?
0
votes
0answers
278 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 ...