ahutton wrote Can anyone tell me which antenna is which on the C80? Hello @ahutton, can you please explain what do you want to know? Please check if you can find the answer in the Datasheet below:...

Hello @kkit, I have forwarded your case to the support engineers, they will check if you can downgrade to the previous version or help with a solution. Please check your registered email box and...

Hello @Sachin_ksns, Who is your ISP? Please try to modify the WAN/Internet DNS servers on the C20 to Google's 8.8.8.8 or Cloudflare's 1.1.1.1, then reconnect to the network to confirm. If the above...

@Clownfish1122 woozle really points out the right direction. If you want to use IPSec VPN between the two routers, please be sure you can get a public WAN IP address from your 3G/4G provider first....

Thank you for the update. @Gio_B If that is the case, you can contact the reseller or contact the local tech support to request a replacement as per the warranty policy:...

Hello @YazeedM, thank you again for all the detailed information. If that is the case, are you willing to further troubleshoot the issue with our engineers? We would like to escalate the case to the...