Hytera DMR System Connection Settings

Hytera DMR Application Protocol
Hytera DMR Networks are controlled by WalkieFleet server over IP connection to the repeaters by means of Hytera DMR Application Protocol. WalkieFleet doesn't use Hytera SDK libraries which allows to have 64-bit service implementation and better flexibility.
  • WalkieFleet server can connect multiple Hytera DMR networks over IP
  • Private and group voice calls between WalkieFleet and DMR subscribers
  • Location Tracking
  • Text Message Exchange
  • Call Alert
  • Radio Check
  • WalkieFleet Hytera DMR connection license is required to enable connection to Hytera DMR system
  • Conventional and trunking (XPT or pseudotrunk) connections require different kind of licenses
WalkieFleet DMR Connection Diagram
All Hytera DMR connection settings are done in Server Manager.
Hytera DMR Connection Settings
WalkieFleet server can connect multiple Hytera networks at the same time. Connection is established with master repeater.
Open Server Settings window / DMR tab to manage Hytera DMR connection settings.
Hytera DMR Connection Properties
General tab
  • XPT - Enables connection to Hytera XPT system. Requires Hytera DMR Trunking Connection license.
  • Default Radio ID – Radio ID of connected Hytera master repeater. Default Radio ID is used by default to identify activities done from WalkieFleet to DMR system. This Radio ID is used if no other Virtual Radio ID is assigned to dispatcher or WalkieFleet user making call to DMR fleet.
  • RRS Slot1 Port ... Voice Slot2 Port must be set to the same values as they are defined in connected Hytera master repeater.
  • Sound Level (dB) - Level of sound transmitted from WalkieFleet to DMR network.
  • Quick GPS - Enables support of Quick GPS location data collection mode. Note! Quick GPS must be properly set up on the Hytera side.
Note! Default Radio ID should be unique in scope of all radio IDs assigned to DMR subscriber units.
Groups tab
List of groups available to WalkieFleet server for voice communication through DMR connection.
  • Group ID – Group ID as it is defined in DMR system
  • Slot – slot number
Presence Check tab
Enable presence check to track DMR user online/ofline state.
  • Radio Inactivity Timeout – Radio Check is sent to a radio if it presents no activity along inactivity timeout
  • Presence Check Interval - Minimal time interval between radio checks. To eliminate radio channel stuck, WalkieFleet server does not send radio checks more frequently than specified in Presence Check Interval
  • Presence Check Attempts - Number of attempts to send radio check to certain radio. In case of no response, server stops checking radio presence and supposes it to be offline
Hytera Repeater Settings
  • Forward to PC should be ON
  • Third Part Server IP - IP Address of WalkieFleet Server
  • API Interface Mode - Set to Hytera Defined Mode
  • Radio ID should be equal to Default Radio ID set in Hytera DMR connection properties
Hytera Radio Settings
  • Control Center ID should be equal to Default Radio ID set in Hytera DMR connection properties
  • Location Info and RRS Revert Channel should be set to Selected for correct operation
Group Association
DMR group becomes available in a WalkieFleet network when it is associated with certain WalkieFleet group.
Open Network Settings Window and add or open properties of a group to be associated with DMR group.
Switch to DMR tab and select corresponding DMR group.
Assign DMR Radio ID to WalkieFleet user
WalkieFleet user can be assigned with Virtual Radio ID representing one in DMR network.
Virtual Radio ID is assigned in user properties window / DMR tab
Assign DMR Radio ID to WalkieFleet dispatcher
WalkieFleet dispatcher can be assigned with Virtual Radio ID representing one in DMR network.
Virtual Radio ID is assigned in dispatcher properties window / DMR tab
DMR Subscribers
DMR Subscribers may appear in user list of mobile client and dispatcher application with definite names. List of DMR subscribers is managed on DMR tab of Network Settings window.