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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.
Check this box to enable wired-WAN alive if you have 3G failover.
Enter the IP address for the Auto-Backup host.
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:
Auto-Backup:
Internet host:
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.