Vigor2820 Series User’s Guide
viii
3.3.1 Port Redirection.............................................................................................................. 73
3.3.2 DMZ Host........................................................................................................................ 76
3.3.3 Open Ports...................................................................................................................... 78
3.3.4 Address Mapping............................................................................................................ 80
3.3.5 Port Trigger..................................................................................................................... 81
3.4 Firewall.................................................................................................................................. 83
3.4.1 Basics for Firewall........................................................................................................... 83
3.4.2 General Setup................................................................................................................. 85
3.4.3 Filter Setup ..................................................................................................................... 87
3.4.4 DoS Defense .................................................................................................................. 93
3.5 Objects Setting...................................................................................................................... 96
3.5.1 IP Object ......................................................................................................................... 96
3.5.2 IP Group ......................................................................................................................... 98
3.5.3 Service Type Object .......................................................................................................99
3.5.4 Service Type Group...................................................................................................... 101
3.5.5 Keyword Object ............................................................................................................ 102
3.5.6 Keyword Group............................................................................................................. 103
3.5.7 File Extension Object.................................................................................................... 104
3.5.8 IM Object ...................................................................................................................... 105
3.5.9 P2P Object.................................................................................................................... 107
3.5.10 Protocol Object ........................................................................................................... 108
3.5.11 Misc Object ................................................................................................................. 109
3.6 CSM .....................................................................................................................................110
3.6.1 IM/P2P Filter Profile...................................................................................................... 112
3.6.2 URL Content Filter Profile............................................................................................. 113
3.6.3 Web Content Filter Profile............................................................................................. 117
3.7 Bandwidth Management ..................................................................................................... 120
3.7.1 Sessions Limit............................................................................................................... 120
3.7.2 Bandwidth Limit ............................................................................................................ 121
3.7.3 Quality of Service.......................................................................................................... 123
3.8 Applications......................................................................................................................... 129
3.8.1 Dynamic DNS ............................................................................................................... 129
3.8.2 Schedule....................................................................................................................... 131
3.8.3 RADIUS ........................................................................................................................ 133
3.8.4 UPnP............................................................................................................................. 134
3.8.5 IGMP............................................................................................................................. 136
3.8.6 Wake on LAN................................................................................................................ 137
3.9 VPN and Remote Access.................................................................................................... 138
3.9.1 Remote Access Control................................................................................................ 138
3.9.2 PPP General Setup ...................................................................................................... 139
3.9.3 IPSec General Setup.................................................................................................... 140
3.9.4 IPSec Peer Identity....................................................................................................... 141
3.9.5 Remote Dial-in User ..................................................................................................... 143
3.9.6 LAN to LAN................................................................................................................... 146
3.9.7 Connection Management.............................................................................................. 154
3.10 Certificate Management.................................................................................................... 155
3.10.1 Local Certificate.......................................................................................................... 155
3.10.2 Trusted CA Certificate ................................................................................................ 157
3.10.3 Certificate Backup....................................................................................................... 158
3.11 VoIP................................................................................................................................... 158
3.11.1 DialPlan ...................................................................................................................... 160
3.11.2 SIP Accounts .............................................................................................................. 170
