Hi Gary, Only encode, the receiver will have to decode just like it does normally in non-failover mode. No DTMF local functions. Pete/wi6h From: app_rpt-users-bounces@ohnosec.org [mailto:app_rpt-users-bounces@ohnosec.org] On Behalf Of GARY BONEBRAKE Sent: Tuesday, January 10, 2012 10:26 AM To: app_rpt-users@ohnosec.org Subject: [App_rpt-users] CTCSS functions with RTCM RTCM in "failover mode" - will the RTCM decode CTCSS or will I have to provide the CTCSS discrete input? Also, what DTMF commands are provided in this mode? Thanks Gary W5BI