Draytek Vigor2710 Series User Manual page 213

Profile Name
Enable this profile
Netbios Naming Packet
Multicast via VPN
Call Direction
Specify a name for the profile of the LAN-to-LAN connection.
Check here to activate this profile.
Pass – click it to have an inquiry for data transmission between
the hosts located on both sides of VPN Tunnel while
connecting.
Block – When there is conflict occurred between the hosts on
both sides of VPN Tunnel in connecting, such function can
block data transmission of Netbios Naming Packet inside the
tunnel.
Some programs might send multicast packets via VPN
connection.
Pass – Click this button to let multicast packets pass through
the router.
Block – This is default setting. Click this button to let multicast
packets be blocked by the router.
Specify the allowed call direction of this LAN-to-LAN profile.
Both:-initiator/responder
Dial-Out- initiator only
Dial-In- responder only.
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Vigor2710 Series User's Guide