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Page 56 / 77 Scroll up to view Page 51 - 55
TD-8840T
ADSL2+ Modem Router User Guide
50
When you want to add or modify an IP & MAC Binding entry, you can click the
Add New
button or
Edit
button, and then you will go to the next page. This page is used for adding or modifying an IP
& MAC Binding entry (shown in
Figure 4-46
).
Figure 4-46
To add IP & MAC Binding entries, follow the steps below.
1.
Click the
Add New
button as shown in Figure 4-45.
2.
Enter the MAC Address and IP Address.
3.
Select the Bind checkbox.
4.
Click the
Save
button to save it.
To modify or delete an existing entry, follow the steps below.
1.
Find the desired entry in the table.
2.
Click
Edit
as desired on the
Edit
column.
Click the
Enable/ Disable Selected
button to make selected entries enabled or disabled.
Click the
Delete Selected
button to delete selected entries.
4.11.2 ARP List
To manage the computer, you could observe the computers in the LAN by checking the
relationship of MAC address and IP address on the ARP list, and you could also configure the
items on the ARP list. This page displays the ARP List; it shows all the existing IP & MAC Binding
entries (shown in Figure 4-47).
Figure 4-47
¾
MAC Address:
The MAC address of the controlled computer in the LAN.
¾
IP Address:
The assigned IP address of the controlled computer in the LAN.
¾
Status:
Indicates whether or not the MAC and IP addresses are bound.
Page 57 / 77
TD-8840T
ADSL2+ Modem Router User Guide
51
¾
Load:
Load the item to the IP & MAC Binding list.
Click the
Load Selected
button to load selected items to the IP & MAC Binding list.
Click the
Refresh
button to refresh all items.
4.12 Dynamic DNS
Choose menu “
Dynamic DNS
”, and you can configure the Dynamic DNS function.
The Modem Router offers the
DDNS
(Dynamic Domain Name System) feature, which allows the
hosting of a website, FTP server, or e-mail server with a fixed domain name (named by yourself)
and a dynamic IP address, and then your friends can connect to your server by entering your
domain name no matter what your IP address is. Before using this feature, you need to sign up for
DDNS service providers such as
www.dyndns.org
. The Dynamic DNS client service provider will
give you a password or key.
Figure 4-48
¾
Service Provider:
This field displays the service provider of DDNS.
¾
Domain Name:
Enter the Domain name you received from dynamic DNS service provider.
¾
Username & Password:
Type the “User Name” and “Password” for your DDNS account.
¾
Enable DDNS:
Activate the DDNS function or not.
¾
Login/ Logout:
Login to or logout of the DDNS service.
4.13 Diagnostic
Choose “
Diagnostic
”, you can view the test results for the connectivity of the physical layer and
protocol layer for both LAN and WAN sides in the screen. Select the desired type and click the start
button.
Page 58 / 77
TD-8840T
ADSL2+ Modem Router User Guide
52
Figure 4-49
4.14 System Tools
Choose menu “
System Tools
”, and you can see the submenus under the main menu:
System
Log
,
Time Settings
,
Manage Control
,
CWMP Settings
,
SNMP Settings
,
Backup & Restore
,
Factory Defaults
,
Firmware Upgrade
,
Reboot
and
Statistics.
Click any of them, and you will be
able to configure the corresponding function. The detailed explanations for each submenu are
provided below.
4.14.1 System Log
Choose menu “
System Tools
”
→
“
System Log
”, and then you can view the logs of the Modem
Router.
Page 59 / 77
TD-8840T
ADSL2+ Modem Router User Guide
53
Figure 4-50
¾
Log Type:
By selecting the log type, only logs of this type will be shown.
¾
Log Level:
By selecting the log level, only logs of this level will be shown.
¾
Refresh:
Refresh the page to show the latest log list.
¾
Clear Log:
All the logs will be deleted from the Modem Router permanently, not just from the
page.
¾
Save Log:
Click to save all the logs in a txt file.
¾
Log Settings:
Click to set the logs in the screen (shown in Figure 4-51).
Figure 4-51
¾
Save Locally:
If
Save Locally
is selected
,
events will be recorded in the local memory.
¾
Minimum Level:
Select the Minimum level in the drop-down list, for the Minimum Level, all
logged events above or equal to the selected level will be displayed.
¾
Save Remotely:
If
Save Remotely
is selected
,
events will be sent to the specified IP address
and UDP port of the remote system log server.
Click the
Save
button to save your settings.
4.14.2 Time Settings
Choose menu “
System Tools
”
→
“
Time Settings
”, and then you can configure the time on the
following screen.
Page 60 / 77
TD-8840T
ADSL2+ Modem Router User Guide
54
Figure 4-52
¾
Time Zone:
Select your local time zone from this pull down list.
¾
Date:
Enter your local date in MM/DD/YY into the right blanks.
¾
Time:
Enter your local time in HH/MM/SS into the right blanks.
¾
NTP Server 1 / NTP Server 2:
Enter the address or domain of the
NTP Server 1
or
NTP
Server 2
, and then the Modem Router will get the time from the NTP Server preferentially. In
addition, the Modem Router built-in some common NTP Servers, so it can get time
automatically once it connects the Internet.
To set time manually:
1.
Select your local time zone.
2.
Enter the
Date
in Year/Month/Day format.
3.
Enter the
Time
in Hour/Minute/Second format.
4.
Click
Save
.
To set time automatically:
1.
Select your local time zone.
2.
Enter the address or domain of the
NTP Server 1
or
NTP Server 2
.
3.
Click the
Get GMT
button to get system time from Internet if you have connected to the
Internet.
4.14.3 Manage Control
Choose “
System Tools
”
→
“
Manage Control
”, you can see the screen (shown in Figure 4-51)

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