In the Configure IPv6 field, select Automatically.
In the Configure IPv4 field, select Using DHCP.
Click the TCP/IP tab and enter the following:.
Click the lock, located in the bottom left corner of the window, if it is closed and authenticate using your administrator name and password.
In the Network system preferences window, make sure that Ethernet is selected.
Once you have registered your computer for network access, you can follow these steps to complete the configuration: Note: You will not be able to use your computer on the network until your connection information has been registered.
Off-campus students should include this information in a HelpSU request.
On-campus students need to register their Ethernet ID online via the Student Technology Specialists Website.
Faculty and staff should provide this information to their Local Network Administrator (LNA).
Write down the displayed Ethernet ID and then click OK.
In the Network system preferences window, make sure that Ethernet (in the left panel) is selected.
In the Internet & Network section, click Network. If you already know your hardware Ethernet ID and have provided it to your Local Network Administrator or Peer Technology Specialists, you can skip to Configuring for Ethernet connection.Ĭlick the System Preferences icon in the dock. You can check them out in the related knowledge base article.You must register your computer's hardware Ethernet ID before your computer can communicate over SUNet. If your Mac's only available Internet connection is Ethernet, you can still fix the issue, but the steps are a bit more involved. Apple fixed the problem for most people quick enough that they didn't even notice there was a problem-assuming they had WiFi Internet access. Your Ethernet port should be working just fine again.
MAC ETHERNET NOT WORKING PASSWORD
Press Return, then enter your administrator account password when promptedĪfter a little Terminal trickery, your Mac's Ethernet port is up and running again.
You can fix the problem with a single Terminal command
Copy and paste this command into Terminal: sudo softwareupdate -background.
MAC ETHERNET NOT WORKING MAC
If your Mac shows version 3.28.1, here's what to do:
What you don't want to see is version 3.28.1.
Find Incompatible Kernel Extension Configuration Data in the list on the right.
MAC ETHERNET NOT WORKING SOFTWARE
Click Software in the left column to expand its view.
Option-click the Apple menu, then choose System Information.
You'll need to check your Ethernet kernel extension version to see it's time to do a little under the hood fix. If WiFi is turned on and your Mac has previously joined your wireless network, it's possible your Ethernet port is inactive and you don't even know.Īpple's accidental kernel extension issue disables your Mac's Ethernet port The problem is that Apple tagged the Ethernet kernel extension as invalid. In some cases, that also led to Mac App Store connection issues, but there is a fix. Some Mac users who use wired network connections got an unwelcome surprise recently when Apple accidentally disabled their built-in Ethernet port.