If it's successfully sending that means it's going somewhere.
But it could be getting dropped at any number of steps along the way.
Check the most obvious first which would be spam folder or any rules you might have setup.
What exactly are you expecting to see occur?
What does "recognised by router" mean in your mind?
Because a switch will not be recognised by a router unless it has been configured in a certain way and while I'm pretty sure your switch is a managed switch you don't seem to have configured it so it...
That's what I do.
Not because I don't have enough ports on my switch but because some of my cameras can't send alerts if they're connected directly to the NVR so I plug them into the switch and send the alerts directly from the cameras.
Edit: I should add that the cameras plugged into the...
It's worth considering that lights will attract insects.
Being able to have lights set up away from the camera will still attract insects but they won't be buzzing around your camera.