DWR-921 4G LTE Router
User Manual
Configuring via Web-based Interface
Parameter Description
Encryption protocol
Select a method of MPPE encryption.
• No encryption: 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 MS-CHAP, MS-
CHAPv2, or AUTO value is selected from the Authentication
protocol drop-down list.
Authentication protocol
Select a required authentication method from the drop-down list or
leave the AUTO value.
Keep Alive
Move the switch to the right 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. If the switch is moved to the right, the
LCP interval and LCP fails fields are available. Specify the
required values.
Dial on demand
For the PPTP, L2TP, and L2TP over IPsec types only.
Move the switch to the right 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.
Static IP address
Fill in the field if you want to use a static IP address to access the
Internet.
PPP debug
Move the switch to the right if you want to log all data on PPP
connection debugging.
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