Nighthawk cannot connect to local device. Need to reset

[Manoah1]

I am using COX Gigablast service. I am connect to an external server but unable to access the internet. This is sparodic. I will wait and then get thru. Is this associated with a setting on my router

[FURRYe38]

What Firmware version is currently loaded?
What is the Mfr and model# of the Internet Service Providers modem/ONT the NG router is connected too?

[Manoah1]

I need to check firmware loaded. How can I do this?

ISP- Arris Modem from Cox, Model TM3402A

[Manoah1]

I am cannot connect to my router to login and check the firmware. But my email is connected