TP-Link TD-W8970N manual ATM-EoA-IPoE

TD-W8970NWireless N ADSL2+ Modem Router User Guide

4.4.2.2 ATM-EoA-IPoE

If your ISP provides an IPoE connection and you need to use an ATM Interface, follow the steps below to add a WAN service over a selected ATM interface:

1.Add a new ATM interface and select EoA option for DSL Link Type (4.4.1.1 ATM interface).

2.Click the Add button on the screen (as shown Figure 4-7). Select WAN Service Interface over ATM PVC on the next screen (as shown Figure 4-8).

3.If your ISP provides an IPoE connection, select IPoE option for the WAN service type on the screen (as shown Figure 4-9), and click Next button to continue.

4.Enter parameters in the following blanks to configure the WAN IP Address and click Next.

Figure 4-15

¾Obtain an IP address automatically: Select this option, the Router will be able to obtain IP network information dynamically from a DHCP server provided by your ISP.

)Note:

1)The response message from a DHCP server typically contains a number of configuration parameters (DHCP options) for the Router. The DHCP options include IP network information, and also the vendor-specific options. In some cases, the Router is implemented to perform user-defined operations (as shown below). You can implement your own treatment of all such options.

2)If the Router is functioning as a DHCP client, it must identify itself in option 61 (client-identifier) in every DHCP message. DUID/IAID is portion of option 61.

•Option 60 Vendor ID: The option code 60 used to identify Vendor class.

•Option 61 IAID: IAID (Identity Association ID) assigns an Identity Association ID to individual interfaces. In cases where the device is functioning with a single DHCP client identity, it must use value 1 for IAID for all DHCP interactions. In cases where the device is

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