Antminer s9 is disrupting my internet connection (PPPOE). Is there anything I can do?

Router model: Tenda Internet is disrupted once I connect miner's cable to router. It didn't do this 2 days ago. It worked for like 3-4 days without this issue. Any suggestions please?

Submitted February 02, 2018 at 09:41PM by miliseconds http://bit.ly/2BOAsgh