I know that Smarthome has removed the ALL ON command from their firmware for units shipped in the last couple of years, but some of us have older modules that still respond to an ALL ON command. For those modules, ALL ON commands can still cause issues. Tonight I may have discovered another possible source for ALL ON commands I have an older 2456S3 - date code 1152 - that was beginning to fail by intermittently not responding to ON/OFF commands in the last two-three months. I just hadn't