User's Manual

Table of Contents
NBG-460N User’s Guide
16
Chapter 14
Content Filtering ................................................................................................................... 189
14.1 Overview .......................................................................................................................... 189
14.2 What You Can Do ............................................................................................................ 189
14.3 What You Need To Know ................................................................................................ 189
14.3.1 Content Filtering Profiles ........................................................................................ 189
14.4 Filter Screen .................................................................................................................... 191
14.5 Schedule Screen ............................................................................................................. 193
14.6 Technical Reference ........................................................................................................ 193
14.6.1 Customizing Keyword Blocking URL Checking ...................................................... 194
Chapter 15
IPSec VPN.............................................................................................................................. 195
15.1 Overview .......................................................................................................................... 195
15.2 What You Can Do ............................................................................................................ 195
15.3 What You Need To Know ................................................................................................ 196
15.3.1 IKE SA (IKE Phase 1) Overview ............................................................................ 196
15.3.2 IPSec SA (IKE Phase 2) Overview ........................................................................ 197
15.4 The General Screen ........................................................................................................198
15.4.1 VPN Rule Setup (Basic) ......................................................................................... 199
15.4.2 VPN Rule Setup (Advanced) .................................................................................. 205
15.4.3 VPN Rule Setup (Manual) ...................................................................................... 213
15.5 The SA Monitor Screen ................................................................................................... 218
15.6 Technical Reference ........................................................................................................ 219
15.6.1 VPN and Remote Management ............................................................................. 219
15.6.2 IKE SA Proposal .................................................................................................... 219
15.6.3 Diffie-Hellman (DH) Key Exchange ........................................................................ 220
15.6.4 Authentication ........................................................................................................ 221
15.6.5 Negotiation Mode ................................................................................................... 222
15.6.6 VPN, NAT, and NAT Traversal .............................................................................. 223
15.6.7 IPSec Protocol ....................................................................................................... 224
15.6.8 Encapsulation ......................................................................................................... 224
15.6.9 IPSec SA Proposal and Perfect Forward Secrecy ................................................. 225
15.6.10 Additional IPSec VPN Topics ............................................................................... 225
Part IV: Management ........................................................................... 229
Chapter 16
Static Route........................................................................................................................... 231
16.1 Overview .......................................................................................................................... 231
16.2 What You Can Do ............................................................................................................ 231