D-Link DIR-605LB2 User Manual page 21

Section 3 - Configuration
Primary and
Enter the primary and secondary DNS server addresses
Secondary DNS
(Static PPPoE only).
Servers:
Maximum Idle
Enter a maximum idle time during which the Internet
Time:
connection is maintained during inactivity.
MTU:
Maximum Transmission Unit - You may need to change the
MTU for optimal performance with your specific ISP. 1492
is the default MTU.
Connection
Select either Always-on, Manual, or Connect-on demand.
Mode Select:
D-Link DIR-605L User Manual 17