For telecom service providers, the transition from IP Version 4 (IPv4) to IPv6 has been a long time in coming — many have been planning for the change for more than a decade, and most have been IPv6-ready in the core of their networks for a couple of years now, offering IPv6 services to those interested.
But for enterprises, the picture has been very different. The primary driver to IPv6 — the diminishing pool of IPv4 network addresses — has been largely offset by the proliferation of Network Address Translation (NAT) technology that has enabled multiple endpoints to share IP addresses. Since most business applications don’t use IPv6, the transition to this new Internet addressing scheme has often seemed to lose any sense of urgency.
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