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Some providers achieve this automatic call interception and callback by encoding a program onto the SIM card. Other providers use Multi-IMSI (International Mobile Subscriber Identity) technology to lower the cost of roaming. In this case, there is a program on the SIM card that selects the lowest cost IMSI (or 'profile') to use in a specific ...
Sep 2016 – Jio signed a pact with BSNL for intra-circle roaming which would enable users of the operators to use each other's 4G and 2G spectrum in national roaming mode. [44] Feb 2017 – Jio announced a partnership with Samsung to work on LTE – Advanced Pro and 5G. [45] Feb 2017 – Partnered with Ciena to deploy transport SDN ...
This list contains the mobile country codes and mobile network codes for networks with country codes between 400 and 499, inclusively – a region that covers Asia and the Middle East.
Vodafone Vanuatu: GSM-900 MHz: Unknown: Vodafone Vanuatu: 2: Digicel: GSM-900 MHzGPRS,EDGE 900 MHz UMTS, HSPA. 700 MHz LTE. 2.8 moilion (across Pacific) [203] Digicel Group Ltd 3: AIL: GSM-900 MHz: Not Yet Available: ACES International 4: WanTok: 2300 MHz TDD-LTE: Not Yet Available
Vodafone Idea, in acronym Vi, is an Indian telecommunications company, headquartered in Mumbai and Gandhinagar. [ 7 ] [ 8 ] [ 9 ] It is an all-India integrated GSM operator offering mobile telephony services.
There are 4 pay-for-use DTH service providers and one free-to-air service provider (DD Free Dish) in India. [1]As of 30 September 2024, there are 59.91 million active paying DTH subscribers, in addition to the subscribers of state-owned DD Free Dish, in the country according to Telecom Regulatory Authority of India (TRAI).
UK data roaming charges abroad vary depending on the nature of the phone agreement (either pay as you go or monthly contracts). Some carriers, including T-Mobile and Virgin Mobile, do not allow pay as you go customers to use international roaming without pre-purchase of an international "add on" or "bolt on." [5]
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.