-III-
3.3.3 Session Limit........................................................................................................... 58
3.3.4 Load Balance...........................................................................................................59
3.3.5 Routing.................................................................................................................... 64
3.4 Firewall.................................................................................................................................69
3.4.1 Anti ARP Spoofing ...................................................................................................69
3.4.2 Attack Defense........................................................................................................ 72
3.4.3 MAC Filtering...........................................................................................................74
3.4.4 Access Control.........................................................................................................75
3.4.5 App Control..............................................................................................................81
3.5 VPN......................................................................................................................................83
3.5.1 IKE...........................................................................................................................83
3.5.2 IPsec........................................................................................................................87
3.5.3 L2TP/PPTP..............................................................................................................94
3.6 Services...............................................................................................................................98
3.6.1 PPPoE Server..........................................................................................................98
3.6.2 E-Bulletin............................................................................................................... 104
3.6.3 Dynamic DNS........................................................................................................106
3.6.4 UPnP..................................................................................................................... 112
3.7 Maintenance ......................................................................................................................113
3.7.1 Admin Setup.......................................................................................................... 113
3.7.2 Management..........................................................................................................116
3.7.3 License.................................................................................................................. 118
3.7.4 Statistics.................................................................................................................119
3.7.5 Diagnostics............................................................................................................121
3.7.6 Time.......................................................................................................................124
3.7.7 Logs.......................................................................................................................125
Chapter 4 Application........................................................................................................127
4.1 Network Requirements.......................................................................................................127