IPSec Passthrough:
Internet Protocol Security (IPSec) is a suite of protocols used to
implement secure exchange of packets at the IP layer. To allow IPSec
Passthrough, click the Enabled button.
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PPTP Pass Through:
Point-to-Point Tunneling Protocol Passthrough is the method used to enable
VPN sessions to a Windows NT 4.0 or 2000 server. To allow PPTP
Passthrough, click the Enabled button.
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L2TP Pass Through:
Layering 2 Tunneling Protocol Passthrough is an extension of the
Point-to-Point Tunneling Protocol (PPTP) used by to enable the operation
of a virtual private network (VPN) over the Internet. To allow L2TP
Passthrough, click the Enabled button. |