Business Customers > Global > Global IP Network > FAQ > About NTT Com Global IP Network

| Q. | What is IPv6? |
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| A. | Internet Protocol version6 is a new version of the present Internet Protocol (Internet Protocol version4). It is the re-designed protocol to resolve problem IPv4 currently experiences. |
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| Q. | Can I apply for only IPv6/IPv4 Dual Service ? |
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| A. | IPv6/IPv4 Dual Service is an optional service for the Transit Service and Colocation Transit Services. To utilize IPv6/IPv4 Dual Service, you need to apply for Transit Service and Colocation Transit Service. As for IPv6 Native Service, you can use IPv6 Native Service separately without using any services. |
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