Model 45DR (ULT) Dante Firmware File Name: M45DRv2r4r0.dnt Version History: Version: 2.4.0 Release Date: 15 Nov 2017 Description: Upgraded to Ultimo v4.0.8.19. Adds support for Dante Domain Manager (DDM). Known Issues: For reliable multicast flow operation Ultimo transmitter channel labels must be 19 characters or less. For reliable Ultimo receiver multicast flow operation channel labels must be 28 characters or less. Version: 2.1 Release Date: 27 Mar 2017 Description: Upgraded to Ultimo v3.10.4.1. Version: 2.0 Release Date: 11 Jul 2016 Description: Upgraded to Ultimo v3.10.1.12. (Adds support for Device Lock feature. Includes several bug fixes.) Version: 1.3 Release Date: 1 Sep 2015 Description: Upgraded to Ultimo v2.2.3.1. Version: 1.2 Release Date: 7 Aug 2015 Description: Upgraded to Ultimo v2.2.2.5. Known Issue: In some situations this product's Dante interface will not function correctly as master clock source. This is due to a bug in Ultimo v2.2.2.5. Version: 1.1 Release Date: 24 Dec 2014 Description: Upgraded to Ultimo v2.1.1.18. Version: 1.0 Release Date: 20 Aug 2014 Description: Initial Release.