DHCP Server.................................................................................................................................. 39
WAN - Wide Area Network.................................................................................................................. 40
ISP .................................................................................................................................................. 40
DNS................................................................................................................................................ 50
ADSL.............................................................................................................................................. 51
System................................................................................................................................................. 53
Time Zone....................................................................................................................................... 53
Remote Access................................................................................................................................ 54
Firmware Upgrade.......................................................................................................................... 55
Backup / Restore............................................................................................................................. 56
Restart Router................................................................................................................................. 57
User Management........................................................................................................................... 58
Firewall and Access Control .............................................................................................................. 59
General Settings.............................................................................................................................. 60
Packet Filter.................................................................................................................................... 61
Intrusion Detection......................................................................................................................... 68
URL Filter....................................................................................................................................... 70
IM / P2P Blocking.......................................................................................................................... 72
Firewall Log ................................................................................................................................... 73
VPN - Virtual Private Networks (BiPAC 7404VGO Only)................................................................. 74
PPTP (Point-to-Point Tunneling Protocol)..................................................................................... 74
IPSec (IP Security Protocol)........................................................................................................... 82
L2TP (Layer Two Tunneling Protocol) .......................................................................................... 92
VoIP - Voice over Internet Protocol.................................................................................................. 104
Wizard........................................................................................................................................... 105
General Settings............................................................................................................................ 107
Phone Port .....................................................................................................................................110
PSTN Dial Plan (Router with LINE port only).............................................................................112
VoIP Dial Plan ...............................................................................................................................115
Ring & Tone ..................................................................................................................................119
Special Dial Codes ....................................................................................................................... 120
QoS - Quality of Service................................................................................................................... 121
Prioritization................................................................................................................................. 121
Outbound IP Throttling (LAN to WAN)....................................................................................... 123
Inbound IP Throttling (WAN to LAN)......................................................................................... 124
Virtual Server (known as Port Forwarding)..................................................................................... 128
Add Virtual Server........................................................................................................................ 129
Edit DMZ Host............................................................................................................................. 130
Edit One-to-One NAT (Network Address Translation)................................................................ 132
Time Schedule................................................................................................................................... 135
Configuration of Time Schedule .................................................................................................. 136
Advanced .......................................................................................................................................... 137
Static Route................................................................................................................................... 137
Dynamic DNS .............................................................................................................................. 138
Check Email ................................................................................................................................. 139
Device Management..................................................................................................................... 140
IGMP............................................................................................................................................ 143
VLAN Bridge............................................................................................................................... 143
SAVE CONFIGURATION TO FLASH............................................................................................... 147
LOGOUT.............................................................................................................................................. 148
CHAPTER 5: TROUBLESHOOTING................................................................................................ 149
PROBLEMS STARTING UP THE ROUTER..................................................................................... 149
PROBLEMS WITH THE WAN INTERFACE.................................................................................... 149
Table of Contents iii