Scenario C: L2 Bridge Mode - SonicWALL NSA 2400 Getting Started Manual

Scenario C: L2 Bridge Mode

For network installations where the SonicWALL NSA 2400 is
running in tandem with an existing network gateway.
C
In this scenario, the original gateway is maintained. The
Network Gateway
SonicWALL NSA 2400 is integrated seamlessly into the existing
network, providing the benefits of deep packet inspection and
LAN
L2 Bridge Link
comprehensive security services on all network traffic. SonicWALL NSA
Internet or
Network Security Appliance
2400
L2 Bridge Mode employs a secure learning bridge architecture, LAN Segment 2
X0
X1
enabling it to pass and inspect traffic types that cannot be
handled by many other methods of transparent security
appliance integration. Using L2 Bridge Mode, a SonicWALL
Network Resources
security appliance can be non-disruptively added to any
Ethernet network to provide in-line deep-packet inspection for
all traversing IPv4 TCP and UDP traffic. L2 Bridge Mode can
pass all traffic types, including IEEE 802.1Q VLANs, Spanning
Tree Protocol, multicast, broadcast and IPv6.
To set up this scenario, follow the steps covered in the Initial
Setup - page 19 and the Configuring L2 Bridge Mode - page 31
sections. If you have completed setup procedures in those
sections, continue to the Additional Deployment Configuration -
page 35 to complete configuration.
Page 18 Registration Next Steps