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Withtheadvancementoftechnology,internettelephonyhasbecomeanessentialtoolforcommunication.Internettelephony,alsoknownasVoIP(VoiceoverInternetProtocol),allowsuserstomakephonecallsovertheinternetratherthantraditionaltelephonelines.Oneofthemainfunctionsofinternettelephonyiscost-effectiveness.Callsmadethroughinternettelephonyareoftencheaperthantraditionalphonecalls,especiallyforlong-distanceorinternationalcalls.Thismakesitapopularchoiceforbusinessesandindividualslookingtosavemoneyontheirphonebills.Anotherimportantfunctionofinternettelephonyisconvenience.Withinternettelephony,userscanmakecallsfromanywhereaslongastheyhaveaninternetconnection.Thisflexibilityallowsforremotework,internationalcollaboration,andeasycommunicationwithclientsorcolleagues.Inaddition,internettelephonyoffersarangeoffeaturessuchascallforwarding,voicemail,conferencecalling,andvideocalling.Thesefeaturesenhancecommunicationandproductivity,makinginternettelephonyavaluabletoolforbusinessesandindividualsalike.