H3c-technologies H3C SecPath F1000-E Manual de usuario descargar pdf (Pagina 42)

NAT-PT configuration task list

NAT-PT configuration task list on the IPv6 side

Complete the following tasks to configure NAT-PT to allow active access from an IPv4 host to an IPv6 host:

Task Remarks

Enabling NAT-PT Required.

Configuring a NAT-PT prefix Required.

Configuring IPv4/IPv6 address mappings on the IPv6

side

Required.

Configuring a static mapping on the IPv4 side

Optional.

If no static IPv4/IPv6 address mapping is configured,

the lowest 32 bits of the destination IPv6 address is

used as the translated destination IPv4 address.

Setting the ToS field after NAT-PT translation Optional.

NAT-PT configuration task list on the IPv4 side

Complete the following tasks to configure NAT-PT to allow active access from an IPv4 host to an IPv6 host:

Task Remarks

Enabling NAT-PT Required.

Configuring a NAT-PT prefix Required.

Configuring IPv4/IPv6 address mappings on the IPv4

side

Optional.

If no IPv4/IPv6 address mapping is configured, the

source IPv4 address added with the first configured

NAT-PT prefix is used as the translated source IPv6

address.

Configuring IPv4/IPv6 address mappings on the IPv4

side

Required.

Complete either task.

Configuring static NAPT-PT mappings of IPv6 servers

Setting the Traffic Class field after NAT-PT translation

Optional.

Configuring NAT-PT

Configuration prerequisites

Before implementing NAT-PT, you need to:

• Enable IPv6 on the firewall. For more information, see Network Management Configuration Guide.

• Configure an IPv4 or IPv6 address as required on the interface to be enabled with NAT-PT.

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H3c-technologies H3C SecPath F1000-E Manual de usuario Pagina 42