Configure an Office Ethernet Connection for Mac OS Sierra and Above

Verify Link Status is Active

  1. Plug the network cable into the wall jack and into the network jack of your computer. Make sure the network cord fits snug into both jacks.
  2. With your computer on and cord plugged in, click Spotlight search from the top right-hand corner of the menu bar.
    Spotlight Search
  3. In the Spotlight Search box, type Network Utility, and then click to open it.
    Network Utility
  4. From Network Utility, select Ethernet and verify that the Link Status is Active
    • (NOTE: It could also be listed as something like Thunderbolt/en1).
    • If the Link Status is not Active, contact the IT Service Desk by dialing 301.405.1500.
  5. Close Network Utility.

Configure an Ethernet Connection on macOS Sierra 

  1. From the Apple menu, click System Preferences
    System Preferences
  2. Click Network.
  3. Select Ethernet (that is connected).  
    Make note of the IP address, Subnet Mask, Router, and DNS Server numbers.
  4. Click the Lock to make chnages, and then sign in.
    Unlock to make changes
  5. Click the Configure IPv4 drop-down menu and select Using DHCP.
    Configure your office ethernet/wired connection by setting your IPv4 using the DHCP dropdown
  6. Click Apply to save your changes.