Page 46 / 159 Scroll up to view Page 41 - 45
DIR-620
Multifunction Wireless Router Supporting WiMAX,
3G GSM/CDMA with Built-in Switch
User Manual
Configuring via Web-based Interface
If needed, change the connection settings available in the
Miscellaneous
section.
Figure 40.
Configuring PPTP + Static IP WAN connection.
Parameter
Description
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.
Click the
Next
button to continue.
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46
of 159
Page 47 / 159
DIR-620
Multifunction Wireless Router Supporting WiMAX,
3G GSM/CDMA with Built-in Switch
User Manual
Configuring via Web-based Interface
Figure 41. Configuring PPTP + Static IP WAN connection.
Leave the
Connect automatically
checkbox selected to allow automatic start of the connection
upon the load of the router.
In the
Username
field, enter your login, and in the
Password
and
Password confirmation
fields – the password provided by your ISP.
If authorization is not required, select the
Without authorization
checkbox.
In the
VPN server address
field, enter the IP or URL address of the PPTP or L2TP
authentication server.
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Page 48 / 159
DIR-620
Multifunction Wireless Router Supporting WiMAX,
3G GSM/CDMA with Built-in Switch
User Manual
Configuring via Web-based Interface
If needed, specify additional settings for your PPTP + Static IP or L2TP + Static IP WAN
connection.
Parameter
Description
Encryption
Select a method of MPPE encryption.
No encrypt
: MPPE encryption is not applied.
MPPE 40/128 bit
: MPPE encryption with a 40-bit or 128-bit
key is applied.
MPPE 40 bit
: MPPE encryption with a 40-bit key is applied.
MPPE 128 bit
: MPPE encryption with a 128-bit key is
applied.
MPPE encryption can be applied only if the
MSCHAP
,
MACHAPv2
, or
AUTO
value is selected from the
Authentication algorithm
drop-down list.
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.
Extra options
Advanced options of the pppd daemon which need to be specified
for this connection.
Optional
.
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 debug
Select the checkbox if you want to log
all data on PPP connection
debugging.
IP received
The IP address assigned by the ISP.
Click the
Next
button to continue.
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of 159
Page 49 / 159
DIR-620
Multifunction Wireless Router Supporting WiMAX,
3G GSM/CDMA with Built-in Switch
User Manual
Configuring via Web-based Interface
If needed, change the settings of the VPN tunnel available in the
Miscellaneous
section.
Figure 42. Configuring PPTP + Static IP WAN connection.
Parameter
Description
Enable RIP
Select the checkbox to allow using RIP for this connection.
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.
Click the
Next
button to continue.
After that the page displaying all specified settings opens. Click the
Save
button to create the
connection or the
Back
button to specify other settings.
After clicking the
Save
button, the quick settings page opens.
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Page 50 / 159
DIR-620
Multifunction Wireless Router Supporting WiMAX,
3G GSM/CDMA with Built-in Switch
User Manual
Configuring via Web-based Interface
PPTP + Dynamic IP or L2TP + Dynamic IP Connection
Figure 43. Configuring PPTP + Dynamic IP WAN connection.
In the
Name
field, specify a name for the connection for easier identification and click the
Next
button.
Figure 44. Configuring PPTP + Dynamic IP WAN connection.
If needed, in the
MTU
field, change t
he maximum size of units transmitted by the interface.
If your ISP uses MAC address binding, in the
MAC
field,
enter the MAC address registered by your
ISP upon concluding the agreement.
You can click the
Clone MAC
button to set the MAC address of the network interface card (of the
computer that is being used to configure the router at the moment).
Also you can set the address of a device connected to the router's LAN at the moment. To do this,
select the relevant value from the drop-down list located to the right of the field (the field will be
filled in automatically).
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