Document history - Amazon Virtual Private Cloud
Services or capabilities described in Amazon Web Services documentation might vary by Region. To see the differences applicable to the China Regions, see Getting Started with Amazon Web Services in China.

Document history

The following table describes the important changes in each release of the Amazon VPC User Guide.


Publish Flow Logs to Amazon Kinesis Data Firehose

You can specify a Kinesis Data Firehose delivery stream as a destination for flow log data.

September 8, 2022

NAT gateway bandwidth

NAT gateways now support bandwidth up to 100 Gbps (an increase from 45 Gbps) and can process up to ten million packets per second (up from four million packets).

June 15, 2022

Multiple IPv6 CIDR blocks

You can associate up to five IPv6 CIDR blocks to a VPC.

May 12, 2022


General reorganization of this Amazon Virtual Private Cloud User Guide.

January 2, 2022

NAT gateway IPv6 to IPv4

NAT gateway supports network address translation from IPv6 to IPv4, popularly known as NAT64.

November 24, 2021

IPv6-only subnets in VPCs

You can create IPv6-only subnets into which you can launch IPv6-only EC2 instances.

November 23, 2021

VPC Flow Logs delivery options to Amazon S3

You can specify the Apache Parquet log file format, hourly partitions, and Hive-compatible S3 prefixes.

October 13, 2021

Amazon EC2 Global View

Amazon EC2 Global View enables you to view VPCs, subnets, instances, security groups, and volumes across multiple Amazon Regions in a single console.

September 1, 2021

More specific routes

You can add a route to your route tables that is more specific than the local route. You can use more specific routes to redirect traffic between subnets within a VPC (East-West traffic) to a middlebox appliance. You can set the destination of a route to match an entire IPv4 or IPv6 CIDR block of a subnet in your VPC.

August 30, 2021

Resource IDs and tagging support for security group rules

You can refer to security group rules by resource ID. You can also add tags to your security group rules.

July 7, 2021

Private NAT gateways

You can use a private NAT gateway for outbound-only private communication between VPCs or between a VPC and your on-premises network.

June 10, 2021

Carrier gateways

You can create carrier gateways to allow inbound traffic from a carrier network in a specific location, and to allow outbound traffic to the carrier network and internet.

August 6, 2020

Tag on create

You can add tags when you create a VPC, DHCP options, internet gateway, egress-only gateway, network ACL, and security group.

June 30, 2020

Managed prefix lists

You can create and manage a set of CIDR blocks in prefix list.

June 29, 2020

Flow logs enhancements

New flow log fields are available, and you can specify a custom format for flow logs that publish to CloudWatch Logs.

May 4, 2020

Tagging support for flow logs

You can add tags to your flow logs.

March 16, 2020

Tag on NAT gateway creation

You can add a tag when you create a NAT gateway.

March 9, 2020

Maximum aggregation interval for flow logs

You can specify the maximum period of time during which a flow is captured and aggregated into a flow log record.

February 4, 2020

Network border group configuration

You can configure network border groups for your VPCs from the Amazon Virtual Private Cloud Console.

January 22, 2020

Private DNS name

You can access Amazon PrivateLink based services privately from within your VPC using Private DNS names.

January 6, 2020

Gateway route tables

You can associate a route table with a gateway and route inbound VPC traffic to a specific network interface in your VPC.

December 3, 2019

Flow logs enhancements

You can specify a custom format for your flow log and choose which fields to return in the flow log records.

September 11, 2019

VPC Sharing

You can share subnets that are in the same VPC with multiple accounts in the same Amazon organization.

November 27, 2018

Create default subnet

You can create a default subnet in an Availability Zone that does not have one.

November 9, 2017

Tagging support for NAT gateways

You can tag your NAT gateway.

September 7, 2017

Amazon CloudWatch metrics for NAT gateways

You can view CloudWatch metrics for your NAT gateway.

September 7, 2017

Security group rule descriptions

You can add descriptions to your security group rules.

August 31, 2017

Secondary IPv4 CIDR blocks for your VPC

You can add multiple IPv4 CIDR blocks to your VPC.

August 29, 2017

Recover Elastic IP addresses

If you release an Elastic IP address, you might be able to recover it.

August 11, 2017

Create default VPC

You can create a new default VPC if you delete your existing default VPC.

July 27, 2017

IPv6 support

You can associate an IPv6 CIDR block with your VPC and assign IPv6 addresses to resources in your VPC.

December 1, 2016

DNS resolution support for non-RFC 1918 IP address ranges

The Amazon DNS server can now resolve private DNS hostnames to private IP addresses for all address spaces.

October 24, 2016

NAT gateways

You can create a NAT gateway in a public subnet and enable instances in a private subnet to initiate outbound traffic to the internet or other Amazon services.

December 17, 2015

VPC flow logs

You can create a flow log to capture information about the IP traffic going to and from network interfaces in your VPC.

June 10, 2015


ClassicLink allows you to link your EC2-Classic instance to a VPC in your account. You can associate VPC security groups with the EC2-Classic instance, enabling communication between your EC2-Classic instance and instances in your VPC using private IP addresses.

January 7, 2015

Use private hosted zones

You can access resources in your VPC using custom DNS domain names that you define in a private hosted zone in Route 53.

November 5, 2014

Modify a subnet's public IP addressing attribute

You can modify the public IP addressing attribute of your subnet to indicate whether instances launched into that subnet should receive a public IP address.

June 21, 2014

Assigning a public IP address

You can assign a public IP address to an instance during launch.

August 20, 2013

Enabling DNS hostnames and disabling DNS resolution

You can modify VPC defaults and disable DNS resolution and enable DNS hostnames.

March 11, 2013

VPC Everywhere

Added support for VPC in five Amazon Regions, VPCs in multiple Availability Zones, multiple VPCs per Amazon account,and multiple VPN connections per VPC.

August 3, 2011

Dedicated Instances

Dedicated Instances are Amazon EC2 instances launched within your VPC that run hardware dedicated to a single customer.

March 27, 2011