SonicWall DNS Filtering Service for TZ370 5YR | Security, Subscription

Stop threats at the DNS layer before they reach the network. DNS Filtering Service for TZ370 5YR adds domain-level protection to SonicWall TZ370 deployments, helping security teams block access to known malicious sites, phishing infrastructure, and categories that conflict with policy. That means fewer risky clicks, less exposure to web-based attacks, and cleaner enforcement across users and locations. This service is a strong fit for environments that need dependable control without expanding the stack. DNS filtering works early in the request path, so it can reduce unnecessary traffic and help preserve bandwidth for business applications. It also gives administrators a practical way to apply consistent web access rules, especially where users move between office, remote, and hybrid work settings. A 5-year term supports long planning cycles and reduces renewal churn. For teams standardizing on SonicWall TZ370, this service adds a focused layer of protection that complements firewall policy and endpoint security. It is a straightforward way to raise the security baseline while keeping administration manageable.