After the NAT Gateway is created, you need to configure routing policies to direct the subnet traffic to the NAT Gateway.
There are two options:
Method 1: Configure in the NAT Gateway console
Method 2: Configure in the Route Table console
Directions
2. In the NAT gateway list, click the VPC ID of the target NAT gateway.
3. Click Subnet in the VPC details page.
4. In the Subnets list, find the subnet that needs to access the internet and click the route table ID.
5. Click +New routing policies on the Basic Information page.
6. In the Add route box, enter the destination (public IP range), select NAT gateway in Next hop type and choose an existing NAT gateway.
7. Click Create to complete.
1. Log in to the VPC console and click Route Tables on the left sidebar. 2. Locate the route table associated with the subnet that needs to access the Internet, and click its ID/Name to enter the details page.
3. Click +New routing policies on the Basic Information page.
4. In the Add route box, enter the destination (public IP range), select NAT gateway in Next hop type and choose an existing NAT gateway.
5. Click Create to complete.