.. _serial_lte_modem: Serial LTE modem ################ The Serial LTE Modem (SLM) application can be used to emulate a stand-alone LTE modem on an nRF91 Series device. The application accepts both the modem-specific AT commands and proprietary AT commands. The AT commands are documented in the following guides: * Modem-specific AT commands - `nRF91x1 AT Commands Reference Guide`_ and `nRF9160 AT Commands Reference Guide`_ * Proprietary AT commands - :ref:`SLM_AT_commands` See the subpages for how to use the application, how to extend it, and information on the supported AT commands. .. toctree:: :maxdepth: 2 :caption: Subpages: doc/slm_description doc/nRF91_as_Zephyr_modem doc/slm_testing doc/slm_extending doc/slm_data_mode doc/AT_commands