To download please visit https://support.cambiumnetworks.com/files/epmp/
According to ETSI regulations for the operation of radios in the 5 GHz Unlicensed Bands, all radios installed on or after January 1, 2015, must be compliant with ETSI DFS v1.7.1.
When loaded on ePMP Radios, Software Release 2.3.4 makes them compliant with the new ETSI regulations. EU Member State End Users are obligated to ensure compliance of ePMP Radios installed after January 1, 2015. Software Release 2.3.4 must be loaded onto ePMP Radios installed after this date.