srsLTE 20.10.1 Documentation

srsLTE is a free and open-source 4G LTE software suite. Using srsLTE, you can build an end-to-end software radio mobile network. For more information, see


The srsLTE suite includes:

  • srsUE - a complete SDR LTE UE (User Equipment) application

  • srsENB - a complete SDR LTE eNodeB (Basestation) application

  • srsEPC - a light-weight LTE EPC (Core Network) implementation with MME, HSS and S/P-GW

All srsLTE software runs in linux with off-the-shelf compute and radio hardware.

First Steps

Get srsLTE installed on your computer:
Read the UE, eNodeB and EPC user manuals:
Read the srsLTE Application Notes:
Take a look at the source code:
Learn about the team behind srsLTE: