This is a shared network with a router and 16 users sharing the internet connection.
Why I think someone is arp spoofing:
Suddenly, since this week, I get disconnects regularly. I cannot access the router under 192.168.1.1 nor any website, getting
Once I restart the router, it works again.
The connection that are already set up, keep working though. games that I started before, still work, e.g.
I have admin access to the router, and tomato is running on it.
How can I make sure someone is doing arp spoofing?
How can I detect who is doing that?
What can I do against it?