Draytek Vigor 3100 Series, User Manual, Page: 73 / 122

Vigor3100 Series User’s Guide 67
(data) will be encrypted and authenticated. You may select
encryption algorithm from Data Encryption Standard (DES),
Triple DES (3DES), and AES.
Local ID - Specify a local ID to be used for Dial-in setting in
the LAN-to-LAN Profile setup. This item is optional.
Callback Function The callback function provides a callback service only for the
ISDN dial-in user. The router owner will be charged the
connection fee by the telecom.
Check to enable Callback function -Enables the callback
function.
Specify the callback number -The option is for extra security.
Once enabled, the router will ONLY call back to the specified
Callback Number.
Check to enable callback budget control -By default, the
callback function has a time restriction. Once the callback
budget has been exhausted, the callback mechanism will be
disabled automatically.
Callback Budget (Unit: minutes) - Specify the time budget for
the dial-in user. The budget will be decreased automatically per
callback connection.
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A
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Here you can manage LAN-to-LAN connections by maintaining a table of connection profiles.
You may set parameters including specified connection direction (dial-in or dial-out),
connection peer ID, connection type (ISDN, VPN including PPTP, IPSec Tunnel, and L2TP
by itself or over IPSec) and corresponding security methods, etc.
The router provides up to 32 profiles, which also means supporting 32 VPN tunnels
simultaneously. The following figure shows the summary table.
Set to Factory Default Click to clear all indexes.
Name Indicate the name of the LAN-to-LAN profile. The symbol ???
represents that the profile is empty
Status Indicate the status of individual profiles. The symbol V and X
represent the profile to be active and inactive, respectively.
Click each index to edit each profile and you will get the following page. Each LAN-to-LAN
profile includes 4 subgroups. If the fields gray out, it means you may leave it untouched. The
following explanations will guide you to fill all the necessary fields.