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Open Network Preferences through: Applications > System Preferences > Network
Disabling IPv6 on macOS
Disable To disable IPv6 on your machine with the following commands in Terminal (Accessible through /Applications/Terminal.app)
To Get List of Hardware
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networksetup -listallhardwareports |
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listallnetworkservices |
This is to double check the interface names recognized by the operating system matches those in Network Preferences.
To Disable IPv6 on
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Desired Interface
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sudo networksetup -setv6off wi-fi |
To Disable IPv6 on Built-in Ethernet Adapter
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sudo networksetup -setv6off Ethernet |
To Disable IPv6 on Thunderbolt-base Ethernet Adapter
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sudo networksetup -setv6off "Thunderbolt Ethernet""Interface_Name" |
Note: Change "Interface_Name" to the name of the desired interface you wish to disable. (NOT case sensitive)
Enabling IPv6 on macOS
Enable IPv6 on your machine with the following commands in Terminal (Accessible through /Applications/Terminal.app)
To Enable IPv6 on
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Desired Interface
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sudo networksetup -setv6automatic wi-fi |
To Enable IPv6 on Built-in Ethernet Adapter
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sudo networksetup -setv6automatic Ethernet |
To Enable IPv6 on Thunderbolt-base Ethernet Adapter
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sudo networksetup -setv6automatic "Thunderbolt Ethernet""Interface_Name" |
Note: Change "Interface_Name" to the name of the desired interface you wish to enable. (NOT case sensitive)
This has been tested to work on v10.12 and v10.13