| IPSec Passthrough
Internet Protocol Security (IPSec) is a
suite of protocols used to implement secure exchange of
packets at the IP layer. IPSec Passthrough is enabled by
default. To disable IPSec Passthrough, select Disabled.
PPTP Passthrough
Point-to-Point Tunneling Protocol (PPTP)
allows the Point-to-Point Protocol (PPP) to be tunneled
through an IP network. PPTP Passthrough is enabled by default.
To disable PPTP Passthrough, select Disabled.
L2TP Passthrough
Layer 2 Tunneling Protocol is the method
used to enable Point-to-Point sessions via the Internet on the
Layer 2 level. L2TP Passthrough is enabled by default. To
disable L2TP Passthrough, select Disabled.
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