Hi there,

we are company install the cctv cameras, now a days we are facing a problem of cctv camera app work properly at wifi , but as we change the network, it disconnect the app. 
At home i am using Dlink router same happen in it. But i change the setting from the router and enable the server access from wan. And its working now. Please can any one guide me how to ,enable the server access from wan, in Tp link router.