Draytek vigor2920 series User Manual page 263

When you choose L2TP, you will see the following graphic:
When you choose L2TP over IPSec (Nice to Have) or L2TP over IPSec (Must), you
will see the following graphic:
Available settings are explained as follows:
Item
Profile Name
Description
Type a name for such profile. The length of the file is limited
to 10 characters.
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Vigor2920 Series User's Guide