AWS Certified Advanced Networking - Specialty Exam
N E T 2 0 7 - R Understanding the basics of IPv6 networking on AWS Shakeel Ahmad Solutions Architect Amazon Web Services © 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved. Agenda Why IPv6 Brief overview of the IPv6 protocol IPv6 in Amazon VPC IPv4 to IPv6 migration patterns Hands-on with IPv6 on AWS © 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved. IPv4 exhaustion IPv4 vs IPv6 address size IPv4: 32-bit / 4,294,967,296 addresses (~4.3 x 109) 11000000 00000000 00000010 00000001 IPv6: 128-bit / 340,282,366,920,938,463,463,374,607,431,768,211,456 addresses (~3.4 x 1038) 0010000000000001 0000110110111000 0000111011000010 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000001 © 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved. IPv4 vs IPv6 address types IPv4: Address types 1. Unicast 2. Broadcast 3. Multicast IPv6: Address types 1. Unicast 2. Multicast 3. Anycast IPv4 vs IPv6 address format IPv4: Dotted Decimal Notation + CIDR 192.168.0.1/24 127.0.0.1 IPv6: Colon-Separated Hextet Notation + CIDR 2001:0db8:0ec2:0000:0000:0000:0000:0001/64 0000:0000:0000:0000:0000:0000:0000:0001 2001:db8:ec2:0:0:0:0:1/64 0:0:0:0:0:0:0:1 2001:db8:ec2::1/64 ::1 © 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon VPC—dual-stack VPC Internet gateway IPv4: IPv6: Instance Public Subnet Amazon VPC—private subnet? NAT? VPC Egress-only internet gateway IPv4: IPv6: Instance X Private subnet Amazon VPC—IPv6 routing and more .
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