This parameter specifies which MTP (Message Transfer Protocol) CDRouter’s USP Controller will use.
CDRouter supports both MQTTv5 and MQTTv3.1.1. To configure CDRouter to use
MQTTv5 set this testvar to
mqtt. To configure CDRouter to use MQTTv3.1.1
set this testvar to
Note: Support for CoAP as an MTP has been completely removed in CDRouter version 13.12.
This testvar was added in CDRouter 11.0