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On 21 June 2021, Axiata and Telenor agree to a potential merger of Celcom and Digi to create a stronger telco in Malaysia, coming after advanced discussions that took place two months earlier. [2] [3] [4] The deal was approved by both Celcom and Digi shareholders on 18 November 2022. The merged company is named CelcomDigi.
An SMS center (SMSC) is responsible for handling the SMS operations of a wireless network. When an SMS message is sent from a mobile phone, it will first reach an SMS center. The SMS center then forwards the SMS message towards the destination. The main duty of an SMSC is to route SMS messages and regulate the process.
Celcom operates 2G EDGE, 4G LTE, 4G LTE-A and 5G NR networks. Celcom has broader and more extensive coverage nationwide in Malaysia, compared to other cellular operators. In 2006, Celcom claimed its dual-band GSM (900/1800 MHz) coverage had reached over 98% of Malaysia's populated area, and 100% through satellite coverage. [10]
Tune Talk is a MVNO and a licensed Network Service Provider and Application Service Provider with Numbering Block sanctioned by the Malaysian Communications and Multimedia Commission (MCMC). On 21 June 2021, Celcom Axiata Berhad announced the sale of its entire mobile operations, including its 35% stake in Tune Talk, to CelcomDigi. [6]
A key technical aspect of Mobile Number Portability (MNP) involves the routing of calls or mobile messages (SMS, MMS) to a number once it has been ported.Various call routing implementations exist globally, but the International and European best practice employs a central database (CDB) of ported numbers.
Celcom Axiata Berhad: Operational: GSM 900 / LTE 1800 / LTE 2100 / LTE 2600 / 5G 700 / 5G 3500 / 5G 28000: Former Emartel, TMTouch; LTE 2600 in co-operation with Altel; [6] [73] [77] UMTS shut down Dec 2021; [74] reactivated in 2023 for Celcom and DiGi Telecommunications network integration; [78] 5G provided by DNB: 502: 14: Telekom Malaysia ...
The major service providers for mobile cellular services in Malaysia [15] are Celcom Axiata Berhad, Digi Telecommunications Sdn Bhd, Maxis Berhad and U Mobile Sdn Bhd. The number of mobile cellular subscriptions stood at 44.601 million as at Q4 2019 with penetration rate per 100 inhabitants is 135.4%. [16]
The VMSC will request the information needed for it to deliver the Short Message to its recipient by sending a Send_Info_for_MT_SMS message to the VLR. The VLR will then instigate a page request, or subscriber search, for the destination subscribers Mobile Subscriber ISDN Number (MSISDN), and return the result to the VMSC. Since a typical ...