SG Broadband Community

Can't give an answer without much more detail. What is your primary router...how is its LAN setup?
And how is the WLAN connected to your primary router? With specifically what equipment? Another wireless router? Or just a wireless access point?

I have a linksys e4200 router. The Napco WLAN is ...

I have a WLAN , for wireless security cameras, that connected to mY router vie Ethernet for internet access. It works but will eventually block my router from accessing the internet. How can I fix this?

Thanks