@Megajd Your ISP may be blocking some common ports - have you tried to customize the remote access port like so:

@djha There's a FW release 1.2.2 on the global support portal. Try it.

@ppredator83 Probably this KB would help you on that.

@Junweilew This behaviiour could be due to a router FW / HW issue or a power supply unit failure. To factory reset the router press and hold its reset button for about 10 seconds. If that doesn't...

@Mikaelos From what I can see in both Air R5 and NX200 description and user guide, they both should be Easymesh compatible. To get Air R5 connected to your existing NX200 you may use the WPS method...

@Szymosa Are your other APs (ASUS, D-link) actually wireless routers but not a DSL modem routers ? With TP-Link there's a difference when comes to AP converting, especially if a customized FW is...