This information is in the newly updated EZSrve Operating Guide available from the download section. Select Enter Command from the pulldown list. Press the keyboard delete key. Type 1100 into the Does: field for a macro that will trigger with an ON. Type 1300 into the Does: field for a macro that will trigger with an OFF.
Are you using the new SYNCH EZSERVE button on the Device Management screen to pull the link information from the EZSnsRF into EZSrve?