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Page 101 / 304 Scroll up to view Page 96 - 100
VigorPro5300 Series User’s Guide
93
reject this kind of packets.
Warning Messages
We provide Syslog function for user to retrieve message from Vigor
router. The user, as a Syslog Server, shall receive the report sending
from Vigor router which is a Syslog Client.
All the warning messages related to
DoS defense
will be sent to user
and user can review it through Syslog daemon. Look for the
keyword
DoS
in the message, followed by a name to indicate what
kind of attacks is detected.
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94
3.7 Defense Configuration
This menu allows you to set profiles for, activate, and upgrade the service of
Anti-Intrusion/Anti-Virus/Anti-Spam in your system.
3.7.1 Anti-Intrusion
Anti-Intrusion allows you to prevent the intrusion from hackers while accessing into Internet.
It can detect the intrusion and execute basic defense.
There are more than 200 basic rules for anti-intrusion and anti-virus for this router. To
acquire more rules for anti-intrusion, it is suggested for you to register your router by
entering www.vigorpro.com. When you finished the registration, you can get and activate a
wide range of anti-intrusion rules from the website. In addition, you will be allowed to
download/update new rules (if they are released) from the websites lately (during the valid
time of the license key you purchased) after completing the registration.
You are allowed to use trial version with anti-intrusion and anti-virus features for 30 days
after you register for the router. And you will be noticed with an e-mail while it is going to
expire.
3.7.1.1 Basic Setup
Basic Setup
page lets you to enable the anti-intrusion service and choose the suitable level
for the detection.
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VigorPro5300 Series User’s Guide
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Anti-Intrusion Control
Setup
This field will display the signature version of this router.
The default signature version is “
basic
”. In this version, you
can modify the settings for Anti-Intrusion rules in
Defense
Configuration>>Anti-Intrusion >>Advanced Setup
page.
However, if you restart/reset the router, all the modified
configurations for the rules will not be available and return to
the default settings. Except “
basic
”, the modified
configurations for other signature versions are available all
the time after you saved them
in
Defense
Configuration>>Anti-Intrusion >>Advanced Setup
page.
Enable Anti-Intrusion
Service
Check this box to enable the anti-intrusion function.
High Security
Click this radio button to activate the anti-intrusion service
with overall detecting conditions. That is, the router will
detect and block the incoming/outgoing packets which match
all the severity rules, including high, medium and low. The
degree of severity for each rule is defined in Advance Setup.
Medium Security
Click this radio button to activate the anti-intrusion service
with medium detecting conditions. That is, the router will
detect and block the incoming/outgoing packets which match
the highest and medium severity rules. The degree of severity
for each rule is defined in Advance Setup.
Low Security
Click this radio button to activate the anti-intrusion service
with minimum detecting conditions. That is, the router will
detect and block the incoming/outgoing packets which match
the highest severity rules. The degree of severity for each rule
is defined in
Advanced Setup
.
Enable Pass processing
Click this radio button to detect if there is any intrusion
occurrence for your reference. The system will not do any
advanced action for such condition.
Enable Disallow processing
Click this radio button to block the incoming/outgoing packets
with possible intrusion actions transmitting through the router.
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Enable Reset procession
Click this radio button to break down the communication
between your computer and specific link which might have
intrusion actions.
3.7.1.2 Advanced Setup
This page lists all the available types and allows you to adjust the rule setting for each type.
The rules will be applied by the options chosen in the page of
Defense
Configuration>>Anti-Intrusion>>Basic Setup
for Anti-Intrusion.
SID/Name
To find the specific type of anti-intrusion, you can type its
SID number or name in this field if you know, and then click
Search
. The system will locate that type for you.
Search
It can help the user to find out specific anti-intrusion rule
quickly.
Type links
Click any anti-intrusion type link to access into next page for
configuring the rules settings. Here we provide several rules
for each type. The factory types and rules for anti-intrusion are
shown in this page. If you want to acquire more types and
rules, please go to www.vigorpro.com and finish the
registration work. Later, the wide range of anti-intrusion types
will be added into this page.
After you click any one of type links, you can access into the rules setup page for activating
rules. We take the type of BO as an example. Below is the rules setup page for BO type.
For the detailed information about the full name, meaning of each rule and/or type, you can
click the name link list on the Anti-Intrusion Rules Setup page to connect VigorPro webpage
for viewing.
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Enable
Check to enable this rule. If you uncheck this box, the
corresponding settings for the rule will not be executed.
SID
The number for each anti-intrusion rule is displayed in this
field.
Name
A brief description name for the anti-intrusion rule is shown in
this field. Click the name link to access into VigorPro website
for checking the detailed information for the specified anti-
intrusion.
Severity
It means the degree of the influence for this type to the
computer, machine, network and environment.
H: representing that this type will cause severest affection
which must crash/destroy your computer.
M: representing that this type will cause severer affection
which might crash your computer.
L: representing that this type will cause small affection which
might not crash your computer.
Log
In order to show the detection log with such rule on the
window of Draytek Syslog, you have to check the log box
here and enable the
SysLog Access Setup
from
System
Maintenance >> Syslog/Mail Alert
.
Action
Pass -
Click this radio button to detect if there is any intrusion
occurrence for your reference. The system will not do any
advanced action for such condition.
Disallow -
Click this radio button to block the
incoming/outgoing packets with possible intrusion actions
transmitting through the router.
Reset -
Click this radio button to break down the
communication between your computer and specific link
which might have intrusion actions.
Default -
Click this radio button to execute the anti-intrusion
detection according to the setting that you set in Basic Setup.
Page
Type the page number in this field (if there is more than one
page of anti-virus detail view displayed on this page). Then

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