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D-Link DIR-640L User Manual

Section 3 - Configuration

Select 

Static.IP

 to manually enter the IP settings supplied by your ISP.

Enter the IP address assigned by your ISP.

Enter the Subnet Mask assigned by your ISP.

Enter the Gateway assigned by your ISP.

The DNS server information will be supplied by your ISP (Internet Service 

Provider.)

Maximum Transmission Unit - you may need to change the MTU for 

optimal performance with your specific ISP. 1500 is the default MTU.

The default MAC Address is set to the Internet port’s physical interface 

MAC address on the Broadband Router. It is not recommended that you 

change the default MAC address unless required by your ISP.  You can use 

the 

Copy.Your.PC’s.MAC.Address

 button to replace the Internet port’s 

MAC address with the MAC address of your Ethernet card.

My Internet 

Connection Is:

IP Address:

Subnet Mask:

Default Gateway:

DNS Servers:

MTU:

MAC Address:

Static (assigned by ISP)

Select Static IP Address if all the Internet port’s IP information is provided to you by your ISP. You will need to enter in the IP address, subnet mask, 

gateway address, and DNS address(es) provided to you by your ISP. Each IP address entered in the fields must be in the appropriate IP form, which 

are four octets separated by a dot (x.x.x.x). The Router will not accept the IP address if it is not in this format.