• SonicOS 7 Dashboard
• Dashboard
• System
  • Device
  • Summary
    • Traffic Distribution
    • Top Users
    • Observed Threats
    • Services Summary
    • Insights
  • Network
    • Top Applications
    • Top Addresses
    • Top Users
    • Top Website Ratings
    • Top Countries
  • Threat
    • Top Virus
    • Top Intrusion
    • Top Spyware
    • Top Botnet
  • Packet Filtering
    • Access Rules Block
    • Application Rules Block
    • Blocked
    • Botnet
    • Bytes Received
    • Bytes Sent
    • Dropped
    • Initiator Bytes
    • Intrusions
    • Locations
    • Responder Bytes
    • Spyware
    • Viruses
• Access Points
  • Feature Limitations
  • Access Point Snapshot
    • Access Point Online/Offline
    • Client Association
  • Real-Time Bandwidth
  • Client Report
    • OS Type
    • Radio
    • Top Client
  • Real-Time Client Monitor
  • Client Report and Client Monitor Filtering
• Capture ATP
  • Capture ATP Dashboard
• Topology
  • Managing the Topology View
  • Managing Access Points in the Topology View
    • Editing an Access Point
    • Showing Statistics
    • Monitoring Status on an Access Point
    • Deleting an Access Point
• Legal Information
• API
• SonicWall Support
  • About This Document

Packet Filtering

Packet Filtering is a firewall technique used to control network access to your system. You can monitor incoming and outgoing packets and allow them to pass or halt based on their sources and destination Internet Protocol (IP) addresses, protocols and ports. Packet filtering can be enforced through any of the following filters: