Thanks for your suggestions. Yes, every device is up to date. The IP phones are basically a client app on wired desktop computers. the other wired and wireless devices also experience packet loss, or...

@shberge was your issue resolved by disabling the ACL? I'm a bit worried about exposing all networks to the Guest network since anyone can log in on that one. In any case i'll disable the ACL for now...

@shberge Thanks for your answer, i have only setup Switch ACL to restrict access to other vlan's Rule1 Deny Source networkX - Destination all networks except NetworkX Rule2 Deny Source all network...

@TuL Disconnected the primary ISP and its currently connected on the backup WAN. The same issue still persists, packet loss when pinging, internet radio disconnecting voip calls being dropped. any...

Hello everyone, I have a client who has an OC300 Controller, a TL-Er7206 router, 5 TL-SG2428P switches and 6 EAP660HD Antenna's. The client is having packet loss, websites that don't load and and...

@Philbert thanks for your very fast reply, going to test this out and will report back