CPE220/520 should still have two LAN ports according to the specifications, but CPE210/510 has only one LAN (PoE IN) port since hardware version 2. Maybe you bought a CPE210?

See http://forum.tp-link.com/showthread.php?104242-Problem

DFS is not a frequency, but a technique to make room for weather radars and military radars, which have priority over regular users in the 5 GHz band. Since it is required by law in almost all...

RTouris wrote Didn't notice **any** UI changes after a quick test...did anyone? There have been issues with older Safari browser versions in FW 2.1.6, which now should be fixed in 2.1.11.

Again: Current CPE510 does not have a second port anymore. See the installation guide: http://static.tp-link.com/7106507132_Pharos_V2_Installation Guide.pdf So you will need two cables for connecting...

mato85 wrote will this work? if i connect CPE510 to wan port of router. to CPE510 i want to connect also new antena which my new internet provider give me Good decision to use CPE510. Sure this will...