---
title: Getting Started with Datadog
description: Datadog, the leading service for cloud-scale monitoring.
breadcrumbs: Docs > Infrastructure > Datadog Resource Catalog
---

# aws_ec2_traffic_mirror_session{% #aws_ec2_traffic_mirror_session %}

## `account_id`{% #account_id %}

**Type**: `STRING`

## `description`{% #description %}

**Type**: `STRING`**Provider name**: `Description`**Description**: The description of the Traffic Mirror session.

## `network_interface_id`{% #network_interface_id %}

**Type**: `STRING`**Provider name**: `NetworkInterfaceId`**Description**: The ID of the Traffic Mirror session's network interface.

## `owner_id`{% #owner_id %}

**Type**: `STRING`**Provider name**: `OwnerId`**Description**: The ID of the account that owns the Traffic Mirror session.

## `packet_length`{% #packet_length %}

**Type**: `INT32`**Provider name**: `PacketLength`**Description**: The number of bytes in each packet to mirror. These are the bytes after the VXLAN header. To mirror a subset, set this to the length (in bytes) to mirror. For example, if you set this value to 100, then the first 100 bytes that meet the filter criteria are copied to the target. Do not specify this parameter when you want to mirror the entire packet

## `session_number`{% #session_number %}

**Type**: `INT32`**Provider name**: `SessionNumber`**Description**: The session number determines the order in which sessions are evaluated when an interface is used by multiple sessions. The first session with a matching filter is the one that mirrors the packets. Valid values are 1-32766.

## `tags`{% #tags %}

**Type**: `UNORDERED_LIST_STRING`

## `traffic_mirror_filter_id`{% #traffic_mirror_filter_id %}

**Type**: `STRING`**Provider name**: `TrafficMirrorFilterId`**Description**: The ID of the Traffic Mirror filter.

## `traffic_mirror_session_id`{% #traffic_mirror_session_id %}

**Type**: `STRING`**Provider name**: `TrafficMirrorSessionId`**Description**: The ID for the Traffic Mirror session.

## `traffic_mirror_target_id`{% #traffic_mirror_target_id %}

**Type**: `STRING`**Provider name**: `TrafficMirrorTargetId`**Description**: The ID of the Traffic Mirror target.

## `virtual_network_id`{% #virtual_network_id %}

**Type**: `INT32`**Provider name**: `VirtualNetworkId`**Description**: The virtual network ID associated with the Traffic Mirror session.