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  2. Mobile network codes in ITU region 3xx (North America)

    en.wikipedia.org/wiki/Mobile_network_codes_in...

    CDMA 800 / CDMA 1900: CDMA shut down 31 May 2017; [49] MNC withdrawn [38] 302: 655: MTS: Bell MTS: Not operational: CDMA 800 / CDMA 1900: former Manitoba Telephone System; CDMA shut down 30 Apr 2019; MNC withdrawn [38] 302: 656: TBay: Thunder Bay Telephone Mobility: Not operational: CDMA: CDMA shut down 1 October 2014; [56] MNC withdrawn [38 ...

  3. Code-division multiple access - Wikipedia

    en.wikipedia.org/wiki/Code-division_multiple_access

    A spread-spectrum technique spreads the bandwidth of the data uniformly for the same transmitted power. A spreading code is a pseudo-random code in the time domain that has a narrow ambiguity function in the frequency domain, unlike other narrow pulse codes. In CDMA a locally generated code runs at a much higher rate than the data to be ...

  4. Phone cloning - Wikipedia

    en.wikipedia.org/wiki/Phone_cloning

    A selection of mobile phones that can be cloned. Code-Division Multiple Access (CDMA) mobile telephone cloning involves gaining access to the device's embedded file system /nvm/num directory via specialized software or placing a modified EEPROM into the target mobile telephone, allowing the Electronic Serial Number (ESN) and/or Mobile Equipment Identifier (MEID) of the mobile phone to be changed.

  5. List of CDMA terminology - Wikipedia

    en.wikipedia.org/wiki/List_of_CDMA_terminology

    CDG – CDMA Development Group CDMACode Division Multiple Access CDR – Call Detail Record Cell site. CIBER – Cellular Intercarrier Billing Exchange Roamer Cibernet. CHAP – Challenge- Handshake Authentication Protocol aka (HDR – High Data Rate) Clearing. Clearinghouse. CLI – Calling Line Identification – See Caller ID

  6. CAVE-based authentication - Wikipedia

    en.wikipedia.org/wiki/CAVE-based_Authentication

    CAVE-based authentication is a security protocol used to verify access in CDMA2000 1X, a type of third-generation mobile network system.The term "CAVE" stands for Cellular Authentication and Voice Encryption, which is the algorithm used to perform the authentication process. [1]

  7. Subsidy Password - Wikipedia

    en.wikipedia.org/wiki/Subsidy_Password

    CDMA cellular providers that use subsidy locks on their handsets: Ntelos, Cricket, Sprint, Quest, Philippines Cellular, SureWest, Telus & Bell Mobility (Not a complete list) GSM: (SIM unlock) globe smart sun Alltel or Verizon Wireless do not use any type of subsidy locks on their CDMA phones. Default Code:000000 or 123456 or 654321