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8 the host dos protection – ZyXEL Communications MES-2110 User Manual

Page 174

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Chapter 22 Mgmt Config and System Restart Menu

MES-2110 User’s Guide

174

22.8 The Host DoS Protection

You can specify a group of one or more “trusted computers” from which an
administrator may use a service to manage the MES-2110. When you turn on this
feature, only the trusted IP addresses listed in this screen can use remote
management to access the MES-2110. Click Mgmt Config > Host Denial-of-
Service Protection
to open the following screen.

Figure 88 Mgmt Config > Host Denial-of-Service Protection

The following table describes the labels in this screen.

CableLength

This shows the length of the cable connected to the port.

TEST

Click this to run the test again.

Table 71 Mgmt Config > Host Denial-of-Service Protection

LABEL

DESCRIPTION

Table 72 Mgmt Config > Host Denial-of-Service Protection

LABEL

DESCRIPTION

Protection

Use this to enable or disable host denial-of-service protection.

IP Address

Configure the IP address of the trusted computer from which you
can manage this MES-2110.

The MES-2110 checks if the client IP address of a computer
requesting a service or protocol matches the range set here. The
MES-2110 immediately disconnects the session if it does not
match.

Enable/Disable

Select Enable to activate this secured client set.

Select Disable if you wish to temporarily disable the set without
deleting it.

Undo

Click this to restore your last saved settings.

Apply

Click Apply to save your changes to the ZyXEL Device’s run-time
memory. The ZyXEL Device loses these changes if it is turned off
or loses power, so use the Save Settings link in the navigation
panel to save your changes to the non-volatile memory.