Configuring Layer 2 Bridging and Transparent Mode

For SRX 3400, 3600, 5600, and 5800 services gateways, transparent mode provides full security services for Layer 2 bridging capabilities. This chapter describes how to configure bridge domains on SRX services gateways and how to configure Layer 2 security zones and security policies between these zones.

This chapter includes:

• Layer 2 Bridging and Transparent Mode Overview
• Understanding Bridge Domains
• Understanding Transparent Mode Conditions
• Understanding Layer 2 Interfaces
• Configuring Bridge Domains
• Configuring Layer 2 Logical Interfaces
• Understanding Layer 2 Security Zones
• Understanding Security Policies in Transparent Mode
• Creating Layer 2 Security Zones
• Configuring Security Policies for Transparent Mode
• Changing the Default Forwarding Behavior
• Understanding Integrated Routing and Bridging Interfaces
• Understanding Firewall User Authentication in Transparent Mode
• Configuring an IRB Interface
• Understanding Layer 2 Forwarding Tables
• Changing the Default Learning for Unknown MAC Addresses