Leviton 47611-GT4 User Manual page 82

Internet Gateway User Guide
Options
The ICMP protocol is used by the "ping" and "traceroute" programs,
Respond to
and by network monitoring and diagnostic programs.
ICMP
•
•
The
Allow IPsec
widely used by VPN (Virtual Private Networking) programs.
•
•
PPTP (Point to Point Tunneling Protocol) is widely used by VPN
Allow PPTP
(Virtual Private Networking) programs.
•
•
L2TP is a protocol developed by Cisco for VPNs (Virtual Private
Allow L2TP
Networks).
•
•
If checked, the Internet Gateway will respond to ICMP packets
received from the Internet.
If not checked, ICMP packets from the Internet will be ignored.
Disabling this option provides a slight increase in security.
IPsec protocol is used to establish a secure connection, and is
If checked, IPSec connections are allowed.
If not checked, IPSec connections are blocked.
If checked, PPTP connections are allowed.
If not checked, PPTP connections are blocked.
If checked, L2TP connections are allowed.
If not checked, L2TP connections are blocked.
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