Turn off ipv6 on mac Sierra
Off setting was removed from the network settings for ipv6. To turn it off, need to use terminal command networksetup
1. list hardware port
networksetup -listallhardwareports
2. turn off the port you want
networksetup -setv6off Ethernet (Ethernet is the name of the port to want to turn if off)
3. turn it back to default
networksetup -setv6automatic
1. list hardware port
networksetup -listallhardwareports
2. turn off the port you want
networksetup -setv6off Ethernet (Ethernet is the name of the port to want to turn if off)
3. turn it back to default
networksetup -setv6automatic