Draytek Vigor2920 Series User Manual page 158

Available settings are explained as follows:
Item
Enable
P1 to P4
Transport VLAN
Click Clear to remove all the configurations in this page if you do not satisfy it. When you
finish the configuration, please click OK to save and exit this page.
Vigor2920 Series User's Guide
Description
Check this box to enable that channel. Only channel 3 to 8 can
be set in this page, for channel 1 to 2 are reserved for NAT
using.
It means the LAN port 1 to 4. Check the box to designate the
LAN port for channel 3 to 8.
Check the box to make the packets keeping their VLAN
headers when being sent to the LAN port(s).
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