EntityQ858321· pop 38· linked from 518 articlesportSign in to savecommunications endpoint in a computer's host operating systemConnectionsDynamic Host Configuration ProtocolEntityInternet Engineering Task ForceEntityRequest for CommentsEntitytransport layerEntitynetwork socketEntitylist of TCP and UDP port numbersEntityheaderEntityoperating systemEntityemailEntityWorld Wide WebEntityweb browserEntitycomputer networkEntityIP addressEntitydigital object identifierEntityURLEntityHTTPEntityDomain Name ServerEntityFile Transfer ProtocolEntityfirewallEntityQ73EntityCategories1972 introductionsInternet protocols