SonicWall DNS Filtering Service for TZ570 5-Year | Security, Subscription

Keep DNS traffic under control for the SonicWall TZ570 with a 5-year filtering service designed to reduce exposure to phishing, malware, and unwanted web destinations. By inspecting and enforcing requests at the DNS layer, this service helps stop access to harmful domains before a connection is established, lowering risk without adding complexity to the firewall stack. For security teams, DNS filtering adds a practical control point for acceptable-use policy, user protection, and faster incident reduction. It is especially valuable where you need broad coverage with minimal overhead, whether the goal is to protect remote users, tighten office browsing policy, or add another layer of defense to an existing SonicWall deployment. The 5-year term is built for organizations that want predictable coverage and fewer renewal cycles. It supports long-range planning, simplifies procurement, and helps maintain a consistent security posture over time. For environments that value dependable enforcement and lower operational friction, this service extends the value of the TZ570 with a focused, policy-driven security layer.