Re: ACK^RDE Homepage › Clovertech Forums › Read Only Archives › Cloverleaf › Cloverleaf › ACK^RDE › Re: ACK^RDE April 6, 2005 at 11:08 am #56245 Stephan HeadParticipant The HL7 standard started splitting out ACK’s for each message with release 2.3.1. They added more in 2.4. I believe this HL7 message showed up in 2.5.