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DSL-6740U
VDSL/Ethernet Router with Wi-Fi
and Built-in Switch
User Manual
Configuring via Web-based Interface
Figure 29. Configuring PPPoE WAN connection. The expert settings mode. The
PPP
section.
Parameter
Description
PPP
Username
A username (login) to access the Internet.
Without authorization
Select the checkbox if you don't need to enter a username and
password to access the Internet.
Password
A password to access the Internet.
Password confirmation
The confirmation of the entered password (to avoid mistypes).
Service name
Displayed for the
PPPoE
type only.
The name of the PPPoE authentication server.
Authentication
algorithm
Select a required authentication method from the drop-down list or
leave the
AUTO
value.
MTU
The maximum size of units transmitted by the interface.
Keep Alive
Select the checkbox if you want the router to
keep you connected to
your ISP even when the connection has been inactive for a specified
period of time. When the checkbox is selected, the
LCP interval
and
LCP fails
fields are available. Specify the required values.
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DSL-6740U
VDSL/Ethernet Router with Wi-Fi
and Built-in Switch
User Manual
Configuring via Web-based Interface
Parameter
Description
Dial on demand
Select the checkbox if you want the router to establish connection to
the Internet on demand. In the
Maximum idle time
field, specify a
period of inactivity (in seconds) after which the connection should
be terminated.
PPP IP extension
This option is used by some ISPs. Contact your ISP to clarify if this
checkbox needs to be enabled.
Static IP Address
Fill in the field if you want to use a static IP address to access the
Internet.
PPP debug
Select the checkbox if you want to log
all data on PPP connection
debugging.
PPPoE pass through
Displayed for the
PPPoE
type only.
Select the checkbox if you want to allow PPPoE clients of
computers from your LAN to connect to the Internet through this
PPPoE connection of the router.
Figure 30. Configuring PPPoE WAN connection. The expert settings mode. The
Miscellaneous
and
VLAN
sections.
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DSL-6740U
VDSL/Ethernet Router with Wi-Fi
and Built-in Switch
User Manual
Configuring via Web-based Interface
Parameter
Description
Miscellaneous
Enable RIP
Select the checkbox to allow using RIP for this connection.
Enable IGMP Multicast
Select the checkbox to allow multicast traffic from the external
network (e.g. video streaming) to be received.
NAT
Select the checkbox if you want one WAN IP address to be used for
all computers of your LAN.
Firewall
Select the checkbox to enable protection against ARP and DDoS
attacks.
VLAN
(displayed for the
PPPoE
type only)
Allow to create several
connections assigned
to this port
Select the checkbox to allow the router to use several untagged
connections.
Use VLAN
Select the checkbox to allow the router to use tagged VLAN
connections.
VLAN ID
An identifier for the VLAN. The field is displayed when the
Use
VLAN
checkbox is selected.
VLAN priority
A priority tag for the type of traffic transmitted. The field is
displayed when the
Use VLAN
checkbox is selected.
Click the
Next
button to continue.
After that the page displaying all specified settings opens. Click the
Apply
button to create the
connection or the
Back
button to specify other settings.
After clicking the
Apply
button, the page for checking the Internet availability opens (see the
Checking Internet Availability
section, page 60).
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DSL-6740U
VDSL/Ethernet Router with Wi-Fi
and Built-in Switch
User Manual
Configuring via Web-based Interface
IPoA or Static IP Connection
Figure 31. Configuring Static IP WAN connection.
In the
Connection name
field, specify a name for the connection for easier identification.
For ADSL WAN connection, fill in the
VPI
and
VCI
fields.
Fill in the
IP Address
and
Netmask
fields.
In the
Gateway IP address
field, enter the IP address of the gateway used by this WAN
connection.
As a rule, the specified settings are enough to configure a connection of the selected type. If you
need to specify additional settings, open the expert settings mode. To do this, use the switch in the
bottom left corner of the page. After switching to the expert settings mode, the following sections
are displayed:
ATM
(for ADSL WAN connection),
Ethernet
(for Ethernet WAN connection),
IP
,
Miscellaneous
, and
VLAN
.
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DSL-6740U
VDSL/Ethernet Router with Wi-Fi
and Built-in Switch
User Manual
Configuring via Web-based Interface
Figure 32. Configuring Static IP WAN connection. The expert settings mode. The
ATM
and
IP
sections.
Parameter
Description
Connection name
A name for connection for easier identification.
ATM
VPI
Virtual Path Identifier.
The valid range is from 0 to 250.
VCI
Virtual Circuit Identifier.
The valid range is from 32 to 65535.
Encapsulation Mode
Select
LLC
or
VC
from the drop-down list.
QoS
A class of traffic for this connection.
UBR
(
Unspecified Bit Rate
): The UBR service is used for applications
that allow various delays and losses of packets. It is appropriate to
use the UBR service for text/data/image transfer applications, as
well as messaging, distribution, retrieval, and remote terminal
applications.
UBR With PCR
(
Unspecified Bit Rate with Peak Cell Rate
): The UBR service is
used for applications that allow various delays and losses of packets.
The Peak Cell Rate is a determining factor in how often cells are
sent in an effort to minimize lag or jitter caused by traffic
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