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Manage the Firewall and Secure Your Network
66
AC1900, N900, and N450 WiFi
Cable Data Gateways
7.
Click the
Add
button.
The Block Services Setup screen displays.
8.
From the
Service Type
menu, select
User Defined
.
9.
Configure the settings for the custom service or application:
Protocol
. Select a protocol. If you are not sure what protocol the service or
application uses, select
TCP/UDP
.
Starting Port
and
Ending Port
. Enter the starting and ending port numbers. If the
service or application uses a single port number, enter that number in both fields.
Service Type/User Defined
. Enter a name for the service or application.
10.
Under Filter Services For, select an IP address configuration:
Only This IP Address
. Complete the IP address for the device for which the
application or service must be blocked.
IP Address Range
. Complete the IP address range for the devices for which the
application or service must be blocked.
All IP Addresses
. The application or service is blocked for all IP addresses on your
network.
11.
Click the
Add
button.
Your changes are saved in the table on the Block Services screen. However, if you restart
the cable data gateway, the changes are lost. You also must apply the changes on the
Block Services screen.
12.
On the Block Services screen, click the
Apply
button.
Your settings are saved.
Page 67 / 168
Manage the Firewall and Secure Your Network
67
AC1900, N900, and N450 WiFi
Cable Data Gateways
Change the Settings for a Blocked Service
You can change the settings for a specific service that is being blocked.
To change the settings for a service on the Block Services screen:
1.
On your computer, launch an Internet browser such as Mozilla Firefox or Microsoft
Internet Explorer.
2.
In the address field of your browser, enter
http://routerlogin.net
.
You are prompted to enter a user name and password.
3.
Type
admin
for the user name and type your password.
If you did not yet personalize your password, type
password
for the password.
4.
Click the
OK
button.
The BASIC Home screen displays.
5.
Select
ADVANCED > Security > Block Services
.
The Block Services screen displays.
6.
Select the radio button next to the service or application that you want to change.
7.
Click the
Edit
button.
The Block Services Setup screen displays.
8.
Change the settings for the service or application.
For information about the settings, see
Add and Block a Custom Service
on page
65.
9.
Click the
Add
button.
Your changes are saved in the table on the Block Services screen. However, if you restart
the cable data gateway, the changes are lost. You also must apply the changes on the
Block Services screen.
10.
To enable or disable blocking of the service, select or clear the
Enable
check box.
11.
On the Block Services screen, click the
Apply
button.
Your settings are saved.
Page 68 / 168
Manage the Firewall and Secure Your Network
68
AC1900, N900, and N450 WiFi
Cable Data Gateways
Remove a Blocked Service
If you no longer need a service on the blocked list, you can remove the service.
To remove a service from the table on the Block Services screen:
1.
On your computer, launch an Internet browser such as Mozilla Firefox or Microsoft
Internet Explorer.
2.
In the address field of your browser, enter
http://routerlogin.net
.
You are prompted to enter a user name and password.
3.
Type
admin
for the user name and type your password.
If you did not yet personalize your password, type
password
for the password.
4.
Click the
OK
button.
The BASIC Home screen displays.
5.
Select
ADVANCED > Security > Block Services
.
The Block Services screen displays.
6.
Select the radio button next to the service or application that you want to remove from the
table.
7.
Click the
Delete
button.
The service or application is removed from the table. A default service or application is
not removed from the
Service Type
menu on the Block Services Setup screen. However,
a custom service or application that you added
is
deleted. If you want to use the same
custom service or application again, you must redefine it (see
Add and Block a Custom
Service
on page
65).
8.
Click the
Apply
button.
Your settings are saved.
Schedule When Features Are Active
You can specify the days and time that you want a feature to be active. You can set up
multiple schedules, for example, one for each feature, or you can use the same schedule for
a combination of different features.
You can apply schedules to the following features:
Keyword blocking (see
Block Keywords and Domains for HTTP Traffic
on page
59)
Service blocking (see
Block Access to Services and Applications
on page
62)
Port forwarding (see
Set Up Port Forwarding to Local Computers
on page
121)
Port triggering (see
Set Up and Manage Port Triggering
on page
127)
IP Address filtering (see
Set Up and Manage IP Address Filtering
on page
134)
MAC address filtering (see
Set Up and Manage MAC Address Filtering
on page
137)
Page 69 / 168
Manage the Firewall and Secure Your Network
69
AC1900, N900, and N450 WiFi
Cable Data Gateways
By default, no schedules are set and you can either enable or disable these features.
Set Up a Schedule
The cable data gateway does not provide a default schedule but you can add up to
16
custom schedules.
To set up a schedule for blocking:
1.
On your computer, launch an Internet browser such as Mozilla Firefox or Microsoft
Internet Explorer.
2.
In the address field of your browser, enter
http://routerlogin.net
.
You are prompted to enter a user name and password.
3.
Type
admin
for the user name and type your password.
If you did not yet personalize your password, type
password
for the password.
4.
Click the
OK
button.
The BASIC Home screen displays.
5.
Select
ADVANCED > Security > Schedule
.
The Schedule screen displays.
6.
Click the
Add
button.
The screen adjusts.
Page 70 / 168
Manage the Firewall and Secure Your Network
70
AC1900, N900, and N450 WiFi
Cable Data Gateways
7.
In the
Schedule Name
filed, enter a name for the schedule.
For example, if you are setting up a schedule for keyword blocking during business hours,
you could enter a name that lets you easily identify such a schedule.
8.
Set up the schedule for blocking:
Days to Block
. Select the check box for each day that you want to block access or
specify that blocking occurs on every day by selecting the
Every Day
check box.
Time of Day to Block
. Select a start and end time for blocking in 24-hour format or
select the
All Day
check box for 24-hour blocking.
The start time must be earlier than the end time. For example, you cannot block
overnight by specifying 20:00 in the start field and 07:00 in the end field. In such a
situation, you need to set up two schedules.
9.
Click the
Apply
button.
Your settings are saved and the schedule is added to the Schedule Table.
10.
To display the Schedule Table, click the
Cancel
button.

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