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Page 256 / 794 Scroll up to view Page 251 - 255
Vigor2860 Series User’s Guide
242
3.8.5 DNS Filter Profile
The DNS Filter monitors DNS queries on UDP port 53 and will pass the DNS query
information to the WCF to help with categorizing HTTPS URL's.
DNS can be specified in
LAN>>General Setup
by using the server (e.g., 168.95.1.1) on
router or external DNS server (e.g., 8.8.8.8). If the router server is used,
DNS Filter General
Setting
will be applied to DNS query from clients on LAN. However, if the external DNS
server is used,
DNS Filter Profile
will be applied to DNS query coming from clients on LAN.
Note:
For DNS filter must use the WCF service profile to filter the packets, therefore
WCF license must be activated first. Otherwise, DNS filter does not have any effect on
packets.
Available settings are explained as follows:
Item
Description
DNS Filter Profile Table
It displays a list of different DNS filter profiles (with
specified WCF and UCF).
Click the profile link to open the following page. Then, type
the name of the profile and specify WCF/UCF based on
your requirement.
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DNS Filter Local Setting
DNS Filter Local Setting
will be applied to DNS query
from clients on LAN when router’s DNS server is used.
DNS Filter -
Check Enable to enable such feature.
Syslog -
The filtering result can be recorded according to
the setting selected for Syslog.
None
– There is no log file will be recorded for this
profile.
Pass
– Only the log about Pass will be recorded in
Syslog.
Block
– Only the log about Block will be recorded in
Syslog.
All
– All the actions (Pass and Block) will be recorded
in Syslog.
Service (WCF) -
Set the filtering conditions.
Service (UCF)
- Set the filtering conditions.
Cache Time (hour) -
Set the time for DNS query.
Enable Block Page -
If such function is enabled, when
DNS packets are blocked by DNS filter, a web page
containing the description listed on Administration Message
will be shown on the screen.
Administration Message
Type the words or sentences which will be displayed when
a web page is blocked by Vigor router.
After finishing all the settings, please click
OK
to save the configuration.
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Vigor2860 Series User’s Guide
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3.9 Bandwidth Management
Below shows the menu items for Bandwidth Management.
3.9.1 Sessions Limit
A PC with private IP address can access to the Internet via NAT router. The router will
generate the records of NAT sessions for such connection. The P2P (Peer to Peer) applications
(e.g., BitTorrent) always need many sessions for procession and also they will occupy over
resources which might result in important accesses impacted. To solve the problem, you can
use limit session to limit the session procession for specified Hosts.
In the
Bandwidth Management
menu, click
Sessions Limit
to open the web page.
To activate the function of limit session, simply click
Enable
and set the default session limit.
Available settings are explained as follows:
Item
Description
Session Limit
Enable -
Click this button to activate the function of limit
session.
Disable
- Click this button to close the function of limit
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session.
Default session limit -
Defines the default session number
used for each computer in LAN.
Limitation List
Displays a list of specific limitations that you set on this
web page.
Specific Limitation
Start IP-
Defines the start IP address for limit session.
End IP -
Defines the end IP address for limit session.
Maximum Sessions -
Defines the available session number
for each host in the specific range of IP addresses. If you do
not set the session number in this field, the system will use
the default session limit for the specific limitation you set
for each index.
Add -
Adds the specific session limitation onto the list
above.
Edit -
Allows you to edit the settings for the selected
limitation.
Delete -
Remove the selected settings existing on the
limitation list.
Administration Message
Type the words which will be displayed when reaches the
maximum number of Internet sessions permitted.
Default Message -
Click this button to apply the default
message offered by the router.
Time Schedule
Index (1-15) in Schedule Setup
- You can type in four sets
of time schedule for your request. All the schedules can be
set previously in
Application >> Schedule
web page and
you can use the number that you have set in that web page.
After finishing all the settings, please click
OK
to save the configuration.
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3.9.2 Bandwidth Limit
The downstream or upstream from FTP, HTTP or some P2P applications will occupy large of
bandwidth and affect the applications for other programs. Please use Limit Bandwidth to make
the bandwidth usage more efficient.
In the
Bandwidth Management
menu, click
Bandwidth Limit
to open the web page.
To activate the function of limit bandwidth, simply click
Enable
and set the default upstream
and downstream limit.
Available settings are explained as follows:
Item
Description
Bandwidth Limit
Enable
- Click this button to activate the function of limit
bandwidth.
IP Routed Subnet
–
Check this box to apply the
bandwidth limit to the second subnet specified in
LAN>>General Setup
.
Disable -
Click this button to close the function of limit
bandwidth.
Default TX limit -
Define the default speed of the upstream
for each computer in LAN.
Default RX limit -
Define the default speed of the

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