You can check it in the utility's status page

You need pair them firstly, please check the following link. http://www.tp-link.com/en/article/?faqid=258

Maybe you can upgrade your TL-WPA281 to latest firmware "TL-WPA281_V1_130530". http://www.tp-link.com/en/support/download/?model=TL-WPA281&version=V1#tbl_j

Yes, they can work with each other normally. You should pair them firstly, the following link will help you. http://www.tp-link.com/en/article/?faqid=258

hi, did you download the TL-PA4010(EU)_V1_Utility_131216 on the following link? http://www.tp-link.com/en/support/download/?model=TL-PA4010&version=V1#tbl_b

Hi, as i known, WPA281 WPS function only be used as a client. router-------281————281）））WPS（（（PC I think that the above topology can make you understand clearly. If you really want to expand your...