Configuring the SonicWALL Intrusion Prevention Service The Intrusion Prevention Service (IPS) is a subscription-based service that is frequently updated to protect your networks from new attacks and undesired uses that expose your network to potential risks such as Instant Messaging (IM) or Peer-to-Peer (P2P) applications. For information on adding the IPS to SonicWALL appliances, refer to Upgrading Licenses . This section contains the following subsections: • Overview of IPS • SonicWALL Deep Packet Inspection • Enabling Intrusion Prevention Services • Configuring IPS Policies • Manual Upload of Keyset and Signature Files