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  2. Remote SIM provisioning - Wikipedia

    en.wikipedia.org/wiki/Remote_SIM_provisioning

    In practise "eSIM upgrade" in the form of a normal SIM card [4] is possible (using the Android 9 eSIM APIs) or eSIM can be included into an SOC. [5] The requirement of GSMA certification is that personalisation packet is decoded inside the chip and so there is no way to dump Ki, OPc and 5G keys.

  3. List of mobile virtual network operators in the United States

    en.wikipedia.org/wiki/List_of_mobile_virtual...

    Apple eSIM supported Worldwide Service Provider [612] Get Mobile Depends on region LTE, 5G Apple/Android/Windows and Connected Car eSIM Supported. Can pay by day, weeks or month. Multi-region is available to allow customers to use the same service in multiple countries. KnowRoaming Telna GSM OneSimCard: AT&T & T-Mobile 2G/3G/4G/5G Telna Telna GSM

  4. SIM Application Toolkit - Wikipedia

    en.wikipedia.org/wiki/SIM_Application_Toolkit

    [8] The STK technology has limited independent development support available. [8] If a mobile phone does not support SIM Application Toolkit, users may not be able to use the service or network correctly. Issues with several mobile network operators have been noticed on smartphones that don't support STK, like Nokia N900.

  5. eSIM - Wikipedia

    en.wikipedia.org/wiki/ESIM

    An eSIM (embedded SIM) is a form of SIM card that is embedded directly into a device as software installed onto a eUICC chip. First released in March 2016, eSIM is a global specification by the GSMA that enables remote SIM provisioning ; end-users can change mobile network operators without the need to physically swap a SIM from the device.

  6. Type Allocation Code - Wikipedia

    en.wikipedia.org/wiki/Type_Allocation_Code

    The Type Allocation Code (TAC) is the initial eight-digit portion of the 15-digit IMEI and 16-digit IMEISV codes used to uniquely identify wireless devices. The Type Allocation Code identifies a particular model (and often revision) of wireless telephone for use on a GSM , UMTS , LTE , 5G NR , iDEN , Iridium or other IMEI-employing wireless ...

  7. SIM lock - Wikipedia

    en.wikipedia.org/wiki/SIM_lock

    A SIM lock, simlock, network lock, carrier lock or (master) subsidy lock is a technical restriction built into GSM and CDMA [1] mobile phones by mobile phone manufacturers for use by service providers to restrict the use of these phones to specific countries and/or networks.

  8. Mobile number portability - Wikipedia

    en.wikipedia.org/wiki/Mobile_number_portability

    8 Free Iceland: 2004.10.01 10 Free 10 days is maximum possible period. Ireland: 2003.07.25 0 Free Full mobile number portability in Ireland is a very simple and rapid process, driven by the customer. The request is made to the new operator, then automatically confirmed by SMS or a voice call using a code. It normally completes within a few minutes.

  9. Access Point Name - Wikipedia

    en.wikipedia.org/wiki/Access_Point_Name

    This part of the APN is optional. The MCC is the mobile country code and the MNC is the mobile network code which together uniquely identify a mobile network operator. Examples of APN are: three.co.uk (Note: This example APN uses a three.co.uk from the DNS which belongs to the operator) internet.t-mobile; internet.mnc012.mcc345.gprs; rcomnet ...