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56
Configuring the Advanced Settings
Setting up access control to the Internet
The
Access Control
function allows you to block access to various Internet services for
one or more PCs. You can limit these blocks to certain days and hours with
Schedule
Rules
.
ì
Select
Access Control
in the
Advanced Settings
–
Internet
–
Firewall
menu.
ì
Activate the
Access Control
function via the option
On
.
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57
Configuring the Advanced Settings
You have the following setting options for
Access Control
:
Access Rules
You can limit access to the Internet for all or for certain clients in your local network. You
can assign a
Schedule rule
to each access rule and allow or block access to URLs and
services.
ì
Click on
Edit
to create an access rule.
ì
Select the
Access rule type
from the list:
–
Apply to all clients
: The rule applies to all PCs in your network.
–
Specify IP address range
: You select the PCs to which the rule is to apply by
entering an IP address block.
–
Specify IP address
or
Specify MAC address
: The rule applies to a PC you select
via the IP address or MAC address.
ì
Select a
Schedule rule
: The default setting is
Always
. You can create more
Schedule Rules
in the
Access Control
field (see page 59).
ì
Enter a name for the
Comment
of the access rule.
ì
Enter a name for the access rule in the Comment field.
ì
Define the
Access level
.
You can apply
Deny access to the Internet
,
Allow web browsing with URL filter
,
Allow web browsing
or make user-defined settings.
If you select the option
Allow web browsing with URL filter
, you must define the
URL filter (see page 59).
If you select
Custom
, you have the following options:
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58
Configuring the Advanced Settings
–
In
Filtering mode
, determine whether the services you select are to be allowed
or blocked.
–
Select the
Services
you wish to allow or block.
Select the
Protocol
and enter the appropriate
Port
(a single port number,
several individual port numbers separated by commas, port blocks consisting
of two port numbers separated by a dash, or any combination of these,
e.g.
80,90-140,180
). The displayed
Comment
assists you to identify different
services.
–
Activate the
Filter
option to use the service concerned for the service filter.
–
You can also select services from the
Predefined applications
list.
–
Click on
Delete
to delete an entry. Click on
Add
to create a new entry with the
entered data or for the selected, predefined application.
ì
Click
OK
to apply the settings.
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59
Configuring the Advanced Settings
Schedule Rules
If you have set up an access rule (see page 57) for certain services in the Internet. you
can control it by means of a schedule rule. A schedule rule determines the period for
which a defined access control is active.
You can define several rules. A rule takes effect when you select
Access Rules
in the
menu and activate it.
ì
In the
Access Control
field under
Schedule Rules
, click on
Edit
.
ì
Assign a name to the new rule under
Comment
. This name will then appear in the
selection list on the screen for the menu entry
Access Rules
.
ì
Click on
Add
to define a new rule.
ì
Select the day of the week from the list or else the option
Every day
.
ì
Enter the time for the rule to
Begin
and
End
.
ì
Click
OK
to apply the settings.
URL filter
The URL filter allows you to block access to certain Internet sites or Internet domains or
to limit access to certain Internet sites. Once you have entered the relevant URLs you can
then create access rules that apply the URL filter for the selected clients in your network.
ì
In the
Advanced Settings
–
Internet
–
Firewall
menu, select
Access Control.
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Configuring the Advanced Settings
ì
Select
Filtering mode
, i.e. whether you wish to allow or block access to the URLs in
the list.
ì
Enter the required URL in the field.
ì
Click on
Delete
to delete an entry. Click on
Add
to create a new entry.
ì
Click
OK
to apply the settings.
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