Help Center/ NAT Gateway/ What's New

What's New

Updated on 2022/07/11 GMT+08:00
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The tables below describe the functions released in each NAT Gateway version and corresponding documentation updates. New features will be successively launched in each region.

June 2022

No.

Feature

Description

Phase

Document

1

Pay-per-use billing (by hour) of private NAT gateways

The OBT of private gateways has ended. In some regions, private NAT gateways are free for a limited time. In some regions, you will be charged for using private NAT gateways by hour.

Commercial use

Billing (Private NAT Gateways)

April 2021

No.

Feature

Description

Phase

Document

1

Private NAT gateway monitoring

Private NAT gateways can be monitored.

Commercial use

Supported Metrics

March 2021

No.

Feature

Description

Phase

Document

1

Custom IP address can be used by DNAT rules of private NAT gateways.

When you are adding a DNAT rule for a private NAT gateway, you can set Instance Type to a custom IP address, which can be the IP address of an on-premises server that is connected to a VPC through Direct Connect.

Commercial use

Adding a DNAT Rule

February 2021

No.

Feature

Description

Phase

Document

1

The maximum bandwidth supported by a public NAT gateway is increased.

A public NAT gateway supports up to 20 Gbit/s of bandwidth.

Commercial use

Product Specifications

July 2020

No.

Feature

Description

Phase

Document

1

Private NAT gateways

Private NAT gateways provide network address translation (NAT) for load balancers and cloud servers in a VPC, allowing servers to share a private IP address to access or provide services accessible from an on-premises data center or a remote VPC.

Commercial use

Using Private NAT Gateways to Enable Communications Between Cloud and On-premises Networks

2

Monitoring of bandwidth used by servers using SNAT

You can view the bandwidth used by servers using SNAT and the IP addresses of the 20 servers using the most bandwidth on the Cloud Eye console.

Commercial use

Supported Metrics

April 2020

No.

Feature

Description

Phase

Document

1

An EIP bound to an SNAT rule can be pinged from the Internet.

This facilitates the monitoring of the Internet network quality.

Commercial use

Supported Metrics

November 2019

No.

Feature

Description

Phase

Document

1

NAT gateways can be displayed on the My Resources page.

You can view the resource overview more conveniently.

Commercial use

Querying All Resources

June 2019

No.

Feature

Description

Phase

Document

1

SNAT and DNAT rules can share the same EIP.

EIPs can be saved.

Commercial use

Notes and Constraints

2

API v2

A new API version is available.

Commercial use

API v2

3

Each SNAT rule can have multiple EIPs bound.

EIPs bound to resources may be attacked. To improve system reliability, you can select multiple EIPs when configuring an SNAT rule so that if one EIP is attacked, another one can be used to ensure service continuity.

Commercial use

Application Scenarios

April 2019

No.

Feature

Description

Phase

Document

1

DNAT rules can be modified.

You can modify DNAT rules as needed.

Commercial use

Modifying a DNAT Rule

March 2019

No.

Feature

Description

Phase

Document

1

DNAT rules support mapping between EIPs and virtual IP addresses.

DNAT rules map virtual IP addresses used by databases, such as RDS DB instances, directly to EIPs of ECSs.

Commercial use

Adding a DNAT Rule

2

DNAT rules can be imported and exported in batches.

You can add a DNAT rule for each port of a server. If multiple servers need to provide services accessible from the Internet, you can import DNAT rules in batches.

Commercial use

Importing and Exporting DNAT Rules Using Templates

3

Port ranges for DNAT rules

Port ranges can be configured for DNAT rules.

Commercial use

Adding a DNAT Rule

4

Batch deletion of DNAT rules

You can select DNAT rules to be deleted and delete them in batches.

Commercial use

Deleting DNAT Rules in Batches

November 2018

No.

Feature

Description

Phase

Document

1

Price calculator

You can use the price calculator to calculate the estimated NAT gateway price.

Commercial use

Billing (Public NAT Gateway)

2

DNAT rules support Direct Connect.

On-premises servers that connect to a VPC using Direct Connect can provide services accessible from the Internet using a DNAT rule.

Commercial use

Configuring SNAT and DNAT Rules to Allow On-premises Servers to Communicate with the Internet at High Speed

October 2018

No.

Feature

Description

Phase

Document

1

DNAT rules can be searched for by private IP address.

You can search for a DNAT rule by its private IP address.

Commercial use

Viewing a DNAT Rule

2

CIDR block of an SNAT rule

SNAT rules can be applied to all servers deployed within a CIDR block.

Commercial use

Adding an SNAT Rule

September 2018

No.

Feature

Description

Phase

Document

1

SNAT rules support Direct Connect.

On-premises servers that connect to a VPC using Direct Connect can access the Internet using an SNAT rule.

Commercial use

Configuring SNAT and DNAT Rules to Allow On-premises Servers to Communicate with the Internet at High Speed

August 2018

No.

Feature

Description

Phase

Document

1

Monitoring of 10 servers that occupy the most SNAT connections

You can view the IP addresses of the 10 servers that occupy the most SNAT connections.

Commercial use

Supported Metrics

June 2018

No.

Feature

Description

Phase

Document

1

Pay-per-use billing

Pay-per-use billing is available.

Commercial use

Billing (Public NAT Gateway)

May 2018

No.

Feature

Description

Phase

Document

1

DNAT

DNAT enables servers in a VPC to share an EIP to provide Internet-accessible services through IP or port mapping.

Commercial use

Configure DNAT Rules to Enable Servers to Provide Services Accessible from the Internet

March 2018

No.

Feature

Description

Phase

Document

1

Monitoring of SNAT connections

SNAT connections can be monitored by Cloud Eye.

Commercial use

Supported Metrics

December 2017

No.

Feature

Description

Phase

Document

1

SNAT

SNAT translates private IP addresses into EIPs, allowing servers in a VPC to share an EIP to access the Internet securely and efficiently.

Commercial use

Configuring SNAT Rules to Enable Servers to Access the Internet