[GenieACS] ACS server can ping to CPE, but not refresh and return an error "Device Offline"

[Spencer Lambert]

Are the routers behind NAT?

> On December 19, 2018 at 9:50 AM Lê Văn Vượng <levanvuong at protonmail.com> wrote:
> 
>     Hi Friends,
>     I'm using GenieACS to management router Virgo (model 2912n), some devices can not refresh and return an error "Device Offline".
>     Note: In CPE device, i was configure Periodic Inform to CPE send message to ACS after 60 second.
> 
>     Any ideas to fix that are appreciated?
>     Thanks so much!
> 
>     Best Regards,
>     -------------------------------------------
>     Vuong, Le Van (Mr.)
> 
> 
> 
> 
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