S. Like mobile phones, mobile broadband modems is often SIM locked to a particular network provider. Unlocking a modem is obtained the same way as unlocking a cellular phone, through the use of an 'unlock code'.[citation desired] The DSL is likewise related with phone lines similar to phone modem, but https://samsung61593.wikilowdown.com/6491842/the_fact_about_modem_that_no_one_is_suggesting