# Document history for Traffic Mirroring
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The following table describes the releases for Traffic Mirroring.

| Change | Description | Date | 
| --- |--- |--- |
| [Supported instance types](https://docs.aws.amazon.com/vpc/latest/mirroring/what-is-traffic-mirroring.html#supported-instance-types) | Additional instance types available as Traffic Mirroring source. | August 28, 2025 | 
| [Support for Gateway Load Balancer endpoints as traffic mirror targets](#doc-history) | Send mirrored traffic to monitoring appliances registered with a Gateway Load Balancer. | May 12, 2022 | 
| [Support for non-Nitro instance types](#doc-history) | Enable Traffic Mirroring on the following non-Nitro instance types: C4, D2, G3, G3s, H1, I3, M4, P2, P3, R4, X1 and X1e. | February 10, 2021 | 
| [Support for Amazon CloudWatch](https://docs.aws.amazon.com/vpc/latest/mirroring/traffic-mirror-cloudwatch.html) | Monitor your mirrored traffic using Amazon CloudWatch. | November 25, 2019 | 
| [Initial release](#doc-history) | This release introduces Traffic Mirroring. | June 25, 2019 |