ZyXEL Communications P-2302HWUDL-P1 Series - Manual (Page 16)

Table of Contents
P-2302HWUDL-P1 Series User’s Guide
16
13.8.3 Configuration Details: Incoming ............................................................................. 178
13.8.4 Call Progression ..................................................................................................... 179
13.9 VoIP Trunking Example: PSTN to PSTN via VoIP .......................................................... 179
13.9.1 Background Information ......................................................................................... 180
13.9.2 Configuration Details: Outgoing ............................................................................. 180
13.9.3 Configuration Details: Incoming ............................................................................. 182
13.9.4 Call Progression ..................................................................................................... 183
Part IV: Security ................................................................................... 185
Chapter 14
Firewall................................................................................................................................... 187
14.1 Firewall Overview ............................................................................................................ 187
14.1.1 Stateful Inspection Firewall .................................................................................... 187
14.1.2 About the ZyXEL Device Firewall ........................................................................... 187
14.1.3 Guidelines For Enhancing Security With Your Firewall .......................................... 188
14.1.4 The Firewall, NAT and Remote Management ........................................................ 188
14.2 Triangle Route ................................................................................................................. 189
14.2.1 The “Triangle Route” Problem ................................................................................ 189
14.2.2 Solving the “Triangle Route” Problem .................................................................... 190
14.3 Firewall Screens .............................................................................................................. 191
14.3.1 General Firewall Screen ......................................................................................... 191
14.3.2 Firewall Services Screen ........................................................................................ 192
Chapter 15
Content Filter......................................................................................................................... 195
15.1 Content Filtering Overview .............................................................................................. 195
15.2 Content Filtering Screens ................................................................................................ 195
15.2.1 Content Filter Screen ............................................................................................. 195
15.2.2 Content Filter Schedule Screen ............................................................................. 197
Part V: Management ............................................................................ 199
Chapter 16
Static Route ........................................................................................................................... 201
16.1 Static Route Overview ..................................................................................................... 201
16.2 Static Route Screens ....................................................................................................... 201
16.2.1 IP Static Route Screen ........................................................................................... 201
16.2.2 IP Static Route Edit Screen .................................................................................... 202