One solution is something called a DV4MINI, this would put you on the BrandMeister network from home using your DMR radio..
Do a search on 'DV4MINI' there is plenty of info out there.
Connect Systems CS750 and CS800, Hytera PD-365, Motorola DP4600
Raspberry Pi 2 and DV4Mini HotSpot
AOR AR-DV1 Digital Voice Receiver / eSPYonARD
WS1088 / TRX-1 / Whistler Q / UBCD3600XLT