TP-Link TL-WR641G - Manual (Page 23)

TL-WR641G 108M Wireless Router User Guide
Figure 5-5 WAN - Static IP
You should type the following parameters into the spaces provided:
IP Address - Enter the IP address in dotted-decimal notation provided by your ISP.
Subnet Mask - Enter the subnet Mask in dotted-decimal notation provided by your
ISP, usually is 255.255.255.0.
Default Gateway - (Optional) Enter the gateway IP address in dotted-decimal
notation provided by your ISP.
MTU Size - The normal MTU (Maximum Transmission Unit) value for most Ethernet
networks is 1500 Bytes. For some ISPs you may need to modify the MTU. But this
is rarely required, and should not be done unless you are sure it is necessary for
your ISP connection.
Primary DNS -
(Optional) Type the DNS address in dotted-decimal notation
provided by your ISP.
Secondary DNS -
(Optional) Type another DNS address in dotted-decimal notation
provided by your ISP if provided.
3. If you choose PPPoE, you should enter the following parameters (figure 5-6):
Figure 5-6 WAN - PPPoE
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