Voitel, a primeira empresa de VoIP do Brasil, atua no mercado desde 1998 oferecendo servi
Voitel, a primeira empresa de VoIP do Brasil, atua no mercado desde 1998 oferecendo servi
Metrocom is a leading provider of VoIP telephony and specialized communications and engineering services. Metrocom was opened in November of 1997 as has provided services to both private enterprise and governments. Metrocom is currently conducting busines
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