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Browsing by Author "Chaminda, AKST"

Browsing by Author "Chaminda, AKST"

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  • Wanasinghe, WMDH; Chaminda, AKST; Ranasinghearachchi, DR; Weerawardane, TL (2016)
    The cost of initiating a call when roaming in a foreign PLMN network is considerably high. As a remedy for this, VoIP services can be used, but both calling and called parties have to have internet connectivity with suitable ...

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