# Firewall and Quality of Service

> This section provides an overview of RouterOS firewall capabilities including NAT, connection tracking, and QoS features for securing traffic, classifying packets, and managing bandwidth.

# Firewall and Quality of Service

This section covers RouterOS firewall, NAT, connection tracking, queues, packet flow, and QoS features. Use it to secure traffic, classify packets, and control bandwidth or forwarding behavior.

<DocCardList />