disabling a NIC ?

From:	steven murphy <murphy at imelectronic dot com>
Cc:	M0n0wall <m0n0wall at lists dot m0n0 dot ch>
Subject:	disabling a NIC ?
Date:	Wed, 24 Mar 2004 14:40:06 -0800

If I disable a wireless interface is it still powered up fully and 
transmitting, I wan tto disable one wireless interface in favor of 
another, and vice versa (2 wi NIC's) TIA