9.3 VPN Pass Through
VPN Pass Through is used to allow certain protocols to be tunneled through an IP network such as PPTP and L2TP, or to implement a secure exchange of packets at the IP Layer such as IPSec.
PPTP Pass Through Place a check to enable PPTP protocol passes through WAN.
L2TP Pass Through Place a check to enable L2TP protocol passes through WAN.
IPSec Pass Through Place a check to enable IPSec protocol passes through WAN.
Accept / Cancel Press Accept to confirm the changes or Cancel to return previous settings.
Accept does not apply the changes – you must go to Status