Tenda F303 Manual page 24

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1. Internet connection Type: Select DHCP.
2. MTU: Maximum Transmission Unit. DO NOT change it from the factory
default of 1500 unless instructed by your ISP. You may need to change
it for optimal performance with some specific websites or application
software that cannot be opened or enabled; in this case, try 1450,
1400, etc.
3. OK: Click it to save your settings.
3.2.4 PPTP
PPTP: Select PPTP (Point-to-Point-Tunneling Protocol) if your ISP uses a
PPTP connection. The PPTP allows you to connect a router to a VPN server.
For example：
A corporate branch and headquarter can use this connection type to
implement mutual and secure access to each other's resources.