remove ip address on physical port LAN1

[nflnetwork29]

how do i remove the 192.168.1.1 on LAN 1 we are not using it. we only want to use the sub-vlan interfaces. 

is it possible? I cant figure it out. 

[HristoGrigorov]

Set it to Unassigned.

[nflnetwork29]

thanks for the reply but that option is not available .

[Biju_Nair]

You should first disable the interface and then remove the IP.

[andremagreen]

It does not work either

[K_R_V]

This is the correct answer. Edit the LAN1 interface and select Unassigned.