Sitecom DC-202 Full Manual page 70

Options
The ICMP protocol is used by the "ping" and "traceroute" programs,
Respond to
and by network monitoring and diagnostic programs.
ICMP
•
•
The IPSec protocol is used to establish a secure connection, and is
Allow IPsec
widely used by VPN (Virtual Private Networking) programs.
•
•
PPTP (Point to Point Tunneling Protocol) is widely used by VPN (Virtual
Allow PPTP
Private Networking) programs.
•
•
L2TP is a protocol developed by Cisco for VPNs (Virtual Private Net-
Allow L2TP
works).
•
•
If checked, the DC-202 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.
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.
DC-202 xDSL/Cable Broadband router
70