Advanced Setup .............................................................................................. 82
Firewall ......................................................................................................................... 82
Routing ......................................................................................................................... 83
Dynamic Routing .......................................................................................................... 84
NAT ............................................................................................................................... 86
VRRP ............................................................................................................................. 91
Static DNS ..................................................................................................................... 92
QoS ............................................................................................................................... 93
Time Schedule ............................................................................................................... 96
Mail Alert ..................................................................................................................... 97
VPN ................................................................................................................. 98
IPSec ............................................................................................................................. 98
PPTP Server ................................................................................................................ 108
PPTP Client ................................................................................................................. 110
L2TP ............................................................................................................................ 117
GRE Tunnel ................................................................................................................. 125
OpenVPN .................................................................................................................... 130
OpenVPN Server ......................................................................................................... 130
OpenVPN Client .......................................................................................................... 132
Access Management ..................................................................................... 137
Device Management ................................................................................................... 137
SNMP.......................................................................................................................... 138
Syslog ......................................................................................................................... 140
Universal Plug & Play .................................................................................................. 141
Dynamic DNS (DDNS) .................................................................................................. 142
Access Control ............................................................................................................ 144
Packet Filter ................................................................................................................ 146
CWMP (TR-069) .......................................................................................................... 150
Parental Control ......................................................................................................... 152
BECentral Management.............................................................................................. 153
Maintenance ................................................................................................. 154
User Management ...................................................................................................... 154
Certificate Management ............................................................................................. 156
Time Zone ................................................................................................................... 158
Firmware & Configuration .......................................................................................... 159
System Restart ............................................................................................................ 160
Auto Reboot ................................................................................................................ 161
Diagnostics Tool .......................................................................................................... 162
CHAPTER 5: TROUBLESHOOTING ............ 165
Problems with the Router ............................................................................. 165
Problem with LAN Interface .......................................................................... 165