Enable/Disable Network interface via command line - Microsoft Community

Enable/Disable Network interface via command line - Microsoft Community:
"netsh interface set interface name="Local Area Connection" admin=disabled"

'via Blog this'
Get NIC list and index number:

wmic nic get name, index

Enable NIC with index number: (eg: 7)
wmic path win32_networkadapter where index=7 call enable

Disable NIC with index number: (eg: 7)
wmic path win32_networkadapter where index=7 call disable

netsh interface set interface name="Local Area Connection" admin=disabled