User manual

Contents
Document Conventions ........................................................................................ vi
1. Introduction...............................................................................................1
SG Gateway Appliances (SG3xx, SG5xx Series)..................................................1
SG Rack Mount Appliances (SG7xx Series) .........................................................4
SG PCI Appliances (SG6xx Series).......................................................................7
2. Getting Started........................................................................................11
SG Gateway Appliance Quick Setup ...................................................................12
SG Rack Mount Appliance Quick Setup..............................................................23
SG PCI Appliance Quick Setup ...........................................................................34
The SnapGear Management Console.................................................................42
3. Network Setup.........................................................................................43
Configuring Connections .....................................................................................43
Multifunction vs. Fixed-function Ports..................................................................44
Direct Connection ................................................................................................46
ADSL ...................................................................................................................49
Cable Modem ......................................................................................................54
Dialout and ISDN.................................................................................................55
Dial-in...................................................................................................................56
Failover, Load Balancing and High Availability....................................................62
Internet Failover...................................................................................................63
Internet Load Balancing.......................................................................................68
High Availability ...................................................................................................70
DMZ Network.......................................................................................................73
Guest Network.....................................................................................................75
Wireless...............................................................................................................77
Bridging................................................................................................................91
VLANs..................................................................................................................94
Port Based VLANs...............................................................................................97
GRE Tunnels .....................................................................................................101