If you monitor traffic on computers on a network and find traffic occurring when no user is logged on, you probably have a zombie, especially when you are getting outbound traffic when no authorized used is actually using the system.
IPS
Computer network defense
Computer network defense
what
Press "Nazi Zombies", then "Playstation Network", and then online. You'll then get started playing with random people.
You have to have playstation network or xboxlive account.
There is nothing such as "Unlimited ammo" in zombies... But you can hack black ops zombies for unlimited ammo,god mode etc... But I don't wanna do that otherwise Playstation network will ban my account...
Detect network bottlenecks.
Hubs, TCP/IP, Ports
computer network defense
A Firewall can fit that description.
See related link. You can use MyLanViewer and detect DHCP servers.