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ISP SP Network

Egress Points. ISP SP Network. Ingress Point. Protocol-Specific Egress Decision. Transit Header. IP Header. IP Header. IP Header. Payload. Payload. Payload. 6RD Border Relay. ISP IPv4 SP Network. IPv6 Transit. 6RD CPE. IPv6 Local Network. IPv4 Header. IPv6 Header. IPv6 Header.

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ISP SP Network

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  1. Egress Points ISP SP Network Ingress Point Protocol-Specific Egress Decision Transit Header IP Header IP Header IP Header Payload Payload Payload

  2. 6RD Border Relay ISP IPv4 SP Network IPv6 Transit 6RD CPE IPv6 Local Network IPv4 Header IPv6 Header IPv6 Header IPv6 Header Payload Payload Payload

  3. MPLS V6PE ISP MPLS SP Network IPv6 Transit MPLS V6PE IPv6 Local Network MPLS Header IPv6 Header IPv6 Header IPv6 Header Payload Payload Payload

  4. CGN NAT ISP IPv4 Network (Private Address) IPv4 Transit CPE NAT IPv4 Local Network (Private Address) IPv4 Header IPv4 Header IPv4 Header Payload Payload Payload

  5. A+P Gateway ISP IPv4 Network IPv4 Transit Ports: 0-16383 A+P CPE NAT IPv4 Local Network (Private Address) Ports: 16384-32767 Ports: 49152-65535 Ports: 32768-49151 IPv4 Header IPv4 Header IPv4 Header Payload Payload Payload

  6. D-S Lite CGN ISP IPv6 Network IPv4 Transit D-S Lite CPE IPv4 Local Network (Private Address) IPv6 Header IPv4 Header IPv4 Header IPv4 Header Payload Payload Payload

  7. DNS64 NAT64 ISP IPv6 Network V6-only host IPv4 Transit IPv4 Header IPv6 Header IPv6 Header Payload Payload Payload

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