I have a router rt-ac88u to which I have put the latest firmware to this router I have connected a gigaset c530ip ip phone with movistar spain, it turns out that I do not register the phone always tells me registration in prov failed, you know why it can be?
I've tried it with another router rt-ac87u with merlin firmware and no problems ..
I've tried it with another router rt-ac87u with merlin firmware and no problems ..