Broadband Router User Guide
Options
Respond to | The ICMP protocol is used by the "ping" and "traceroute" pro- | |
grams, and by network monitoring and diagnostic programs. | ||
ICMP | ||
∙ If checked, the Broadband Router will repond to ICMP pack- | ||
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| ets received from the Internet. | |
| ∙ If not checked, ICMP packets from the Internet will be ig- | |
| nored. Disabling this option provides a slight increase in | |
| security. | |
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Allow IPsec | The IPSec protocol is used to establish a secure connection, and | |
is widely used by VPN (Virtual Private Networking) programs. | ||
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| ∙ If checked, IPSec connections are allowed. | |
| ∙ If not checked, IPSec connections are blocked. | |
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Allow PPTP | 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. | |
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Allow L2TP | L2TP is a protocol developed by Cisco for VPNs (Virtual Private | |
Networks). | ||
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| ∙ If checked, L2TP connections are allowed. | |
| ∙ If not checked, L2TP connections are blocked. | |
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