Versions before IPv4 were experimental and never widely used. Version 5 was used exclusively for the Internet Stream Protocol, which was also never widely used.= = = Eurasia = = =
v ɜː ʒ ə n z WORD_BOUNDARY b ɪ f ɔ ɹ WORD_BOUNDARY ɪ p v WORD_BOUNDARY f ɔ ɹ WORD_BOUNDARY w ɜː ɹ WORD_BOUNDARY ɛ k s p ɛ ɹ ɪ m ɛ n t ə l WORD_BOUNDARY æ n d WORD_BOUNDARY n ɛ v ə ɹ WORD_BOUNDARY w aɪ d l i WORD_BOUNDARY j uː z d WORD_BOUNDARY v ɜː ʒ ə n WORD_BOUNDARY f aɪ v WORD_BOUNDARY w ʌ z WORD_BOUNDARY j uː z d WORD_BOUNDARY ɛ k s k l uː s ɪ v l i WORD_BOUNDARY f ə ɹ ð ɪ WORD_BOUNDARY ɪ n t ə ɹ n ɛ t WORD_BOUNDARY s t ɹ iː m WORD_BOUNDARY p ɹ oʊ t ə k ɑ l WORD_BOUNDARY w ɪ t̠ʃ WORD_BOUNDARY w ʌ z WORD_BOUNDARY ɔ l s oʊ WORD_BOUNDARY n ɛ v ə ɹ WORD_BOUNDARY w aɪ d l i WORD_BOUNDARY j uː z d WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY j uː ɹ eɪ ʒ ə WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY