What Is A Vpc Route Table

In aws we must need a vpc in order to create instances.

What is a vpc route table. All traffic that leaves subnet b is also routed to the appliance s network interface. The following are the key concepts for route tables. A route table contains a set of rules called routes that are used to determine where network traffic is directed.

The route table id is issued automatically which is prefixed with rtb which stands for route table. Traffic destined for subnet b that enters the vpc through the internet gateway is routed to the appliance s network interface eni 11223344556677889. Route table a is associated with the internet gateway.

You can then associate the route tables to the subnet to make the flow of traffic possible. To put it simply a route table tells network packets. There is a route table created when you create a vpc.

It controls the routing for all subnets that are not explicitly associated with any other route table. A route table contains a set of rules called routes that are used to determine where network traffic from your subnet or gateway is directed. In this example it s been set to rtb 31bc7256.

Custom route table a route table that you create for your vpc. If you want you can create a custom route table inside your vpc. When you use the vpc wizard in the console to create a vpc with a gateway the wizard automatically updates the route tables to use the gateway.

Each subnet in your vpc must be associated with a route table. Main route table the route table that automatically comes with your vpc.