Tenda AC1750 User Manual page 38

Consult your local ISP if you are not clear.

Primary/Secondary DNS Server: Enter the Primary and
Secondary DNS Server Addresses. Consult your local ISP if
you are not clear.

MTU: Maximum Transmission Unit. The factory default is
1458.

PPPoE Dual Access: Select PPPoE (Point to Point Protocol
over Ethernet) Dual Access if your ISP uses a PPPoE Dual
Access connection and provides you with a PPPoE user
name and a PPPoE password. Simply enter them in
corresponding fields. In the mean time, you can also use
static address mode or dynamic address mode for MAN
access.

Internet connection Type: Displays a list of available Internet
connection types.
Wireless AC1750 Dual-band Gigabit Router
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