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Thereareseveralwaystoaccessinternettelephony,alsoknownasVoIP(VoiceoverInternetProtocol).Themostcommonwayisthroughacomputeroramobiledeviceusingasoftwareapplication.Theseapplicationsallowuserstomakevoiceandvideocallsovertheinternet,oftenforfreeoratalowcost.AnotherwaytoaccessinternettelephonyisthroughadedicatedVoIPphone.Thesephoneslookandfunctionliketraditionallandlinephones,buttheyconnecttotheinternetinsteadofaphoneline.SomeVoIPphonesalsohaveadditionalfeatureslikevideocallingandconferencing.Additionally,someinternettelephonyservicescanbeaccessedthroughtraditionallandlinephonesusingananalogtelephoneadapter(ATA).Thisdeviceconnectsastandardphonetotheinternet,allowinguserstomakeVoIPcallswithouttheneedforacomputerormobiledevice.Overall,internettelephonyoffersavarietyofwaysforuserstomakecallsovertheinternet,providingflexibilityandcostsavingscomparedtotraditionalphoneservices.