How do I stop my dog annoying my cats visa versa?

I have a black labrador male. He lives with 4 siamese cats. How can I stop Al the dog from annoying the cats and the cats to stop annoying my puppy? He's 1, the cats are 2 - 8!

What is a VPN?

VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia…).