Technical data
Contents
Important Information ............................................................................................. 3
Introduction to VSX ................................................................................................ 9
Product Names .................................................................................................... 9
VSX Glossary .....................................................................................................10
VSX Overview ....................................................................................................10
How VSX Works .................................................................................................11
Physical Network Topology ............................................................................11
VSX Virtual Network Topology .......................................................................12
Key Features and Benefits .................................................................................12
Scalable Virtual Environment .........................................................................12
High Performance Security ............................................................................12
Non-Stop Security ..........................................................................................13
Active/Standby Bridge Mode ..........................................................................13
Link Aggregation ............................................................................................13
SecurePlatform ..............................................................................................13
URL Filtering ..................................................................................................13
Hardware Health Monitoring ..........................................................................13
Typical VSX Deployments ..................................................................................13
VSX Architecture and Concepts .......................................................................... 15
Overview ............................................................................................................15
The VSX Gateway ..............................................................................................15
Management Server Connections ..................................................................15
Management Interface ...................................................................................17
Virtual Devices ...................................................................................................18
Virtual System................................................................................................18
Virtual System in Bridge Mode .......................................................................18
Virtual Routers ...............................................................................................19
Virtual Switches .............................................................................................20
Interfaces .......................................................................................................20
VSX Management Overview ...............................................................................22
Introduction ....................................................................................................22
Security Management Model .........................................................................23
Multi-Domain Security Management Model ....................................................23
Management Model Comparison ...................................................................24
Management Server Communication - SIC ....................................................24
VSX Traffic Flow .................................................................................................25
Overview ........................................................................................................25
Context Determination ...................................................................................25
Security Enforcement .....................................................................................27
Forwarding to Destination ..............................................................................27
VSX Routing Concepts .......................................................................................27
Routing Overview ..........................................................................................27
Routing Between Virtual Systems ..................................................................27
Source-Based Routing ...................................................................................29
NAT ...............................................................................................................30
Dynamic Routing ...........................................................................................30
VSX Clusters ......................................................................................................30
High Availability .............................................................................................31
Virtual System Load Sharing (VSLS) .............................................................31
Configuring VSX ................................................................................................... 32
Overview ............................................................................................................32
Rules & Security Policies ...............................................................................32