====== Install blue-merle and randomize IMEI on GL-E750 Mudi ====== The [[https://www.gl-inet.com/products/gl-e750/|GL-E750 Mudi]] is an LTE router. It's particularly interesting because of built-in featues like VPN and Tor support. And with [[https://github.com/srlabs/blue-merle|blue-merle]] there exists an extension to change the routers IMEI number, which allows to re-use the router for providing anonymous internet. ===== Install blue-merle ===== - Update the Mudi to latest firmware, at least 3.215. - Get SSH console access to the Mudi. See [[https://docs.gl-inet.com/en/3/tutorials/ssh/|upstream docs]] for details. It might be that you have to change your local SSH config for this to work. See the linked tutorial for details. - Update opkg package list: opkg update - Download blue-merle installation package from Github:curl -LO https://github.com/srlabs/blue-merle/releases/download/v1.0/blue-merle_1.0.0-1_mips_24kc.ipk - Install blue-merle: opkg install blue-merle*.ipk - If the installation stops with //"Your MCU version has not been verified to work with blue-merle."// - Answer the question //"Would you like to update your MCU?"// with //"y"// and wait until the Mudi is shutdown. - Restart the Mudi. - Repeat the steps "Update opkg package list" and "Install blue-merle" from above. ===== Change IMEI ===== - Login to your Mudi webinterface (http://192.168.8.1/) and see the current IMEI. - Login to your Mudi via SSH. - Start blue-merle: blue-merle - Follow the instructions. It's particularly important to change your location in between the SIM & IMEI change to protect against correlation matching. - Again login to your Mudi webinterface (http://192.168.8.1/) and see the changed IMEI.