Airlink101 AR686W User Manual page 16

DSL (PPPoE or Dynamic IP)
For DSL users, your WAN type is either PPPoE or Dynamic IP. You can try both types
and determine which one works for you.
For PPPoE connection, please enter the user name and password provided by your ISP
(Internet Service Provider). Note: Depending on the ISP, you may need to include the
domain name with your user name. Example: username@sbcglobal.net
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