What's Carrier Gateway is AWS?
Tags: aws, vpc, gateway, security
Published: 2023-02-24 20:21:39

Amazon Web Services (AWS) offers many services to provide a seamless and secure cloud computing experience to its users. One of these services is Carrier Gateway, which is designed to provide a simplified and centralized solution for connecting customer networks to AWS.

In this article, we will discuss the concept of Carrier Gateway on AWS and its benefits in detail.

## What is Carrier Gateway on AWS?

Carrier Gateway is a service that enables AWS customers to establish a direct and private connection between their on-premises data center or network and their Virtual Private Cloud (VPC) on AWS. It allows users to extend their network topology to AWS, thus providing a secure and high-bandwidth connection between their on-premises infrastructure and AWS.

Carrier Gateway provides a single gateway to connect to multiple AWS Regions, thus eliminating the need to create multiple VPN connections for each region. This makes it easier for customers to manage their network infrastructure and reduce operational complexity.
Benefits of Carrier Gateway on AWS:
Enhanced Security

Carrier Gateway provides a secure and private connection between customer networks and AWS. It uses industry-standard encryption and authentication protocols to ensure data privacy and security. This eliminates the need to use public internet connections and reduces the risk of cyberattacks and data breaches.

**High-Performance**

Carrier Gateway provides high-bandwidth connectivity between customer networks and AWS. This ensures faster data transfer and reduced latency, thus enhancing application performance and user experience.

**Simplified Network Management**

Carrier Gateway provides a centralized solution for connecting customer networks to AWS. This eliminates the need to create multiple VPN connections for each region, thus reducing operational complexity and network management overheads.

**Cost-Effective**

Carrier Gateway provides a cost-effective solution for connecting customer networks to AWS. It eliminates the need to use expensive leased lines or MPLS circuits, thus reducing connectivity costs significantly.

## How Carrier Gateway Works

Carrier Gateway works by establishing a direct and private connection between customer networks and AWS. It provides a Layer 2 Ethernet interface that connects to the customer’s on-premises router or switch. The Carrier Gateway interface is connected to an AWS Direct Connect Gateway, which in turn connects to the VPC on AWS.

The Carrier Gateway interface can be configured with VLAN tagging to support multiple VPCs. This allows customers to extend their network topology to multiple VPCs on AWS using a single Carrier Gateway.

Carrier Gateway supports Border Gateway Protocol (BGP) routing to enable dynamic routing between the customer network and the VPC on AWS. This ensures that traffic is always routed over the most optimal path, thus providing high performance and reliability.

## Conclusion

Carrier Gateway on AWS is a powerful service that provides a secure, high-bandwidth, and cost-effective solution for connecting customer networks to AWS. It eliminates the need to use public internet connections, simplifies network management, and enhances application performance.

If you are considering connecting your on-premises infrastructure to AWS, Carrier Gateway is an excellent option to consider. It provides a seamless and secure connection that can help you reduce costs, enhance security, and simplify network management.