LevelOne FBR-1800TX User Manual page 76

Options
Respond to
ICMP
Allow IPsec
Allow PPTP
Allow L2TP
The ICMP protocol is used by the "ping" and "traceroute" programs,
and by network monitoring and diagnostic programs.
•
If checked, the LevelOne FBR-1800TX Broadband Router will
repond 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.
The IPSec protocol is used to establish a secure connection, and is
widely used by VPN (Virtual Private Networking) programs.
•
If checked, IPSec connections are allowed.
•
If not checked, IPSec connections are blocked.
PPTP (Point to Point Tunneling Protocol) is widely used by VPN
(Virtual Private Networking) programs.
•
If checked, PPTP connections are allowed.
•
If not checked, PPTP connections are blocked.
L2TP is a protocol developed by Cisco for VPNs (Virtual Private
Networks).
•
If checked, L2TP connections are allowed.
•
If not checked, L2TP connections are blocked.
Advanced Configuration
73