You can download the manual, the way i learn it was capturing icmp traffic(ping), telnet, ssh, streaming and see what is normal. I also created loops in my lab and capture them. My tip is to use filters to see what exactly you are looking for.
You can download the manual, the way i learn it was capturing icmp traffic(ping), telnet, ssh, streaming and see what is normal. I also created loops in my lab and capture them. My tip is to use filters to see what exactly you are looking for.