IP address traffic usage(in/out) switches/hubs recommend?

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http://serverfault.com – I have Windows Hyper-V server and Linux Zen Server, both server have 2 virtual machines, which mean have 6 IP addresses. I want to know each "IP address traffic usage(in/out)" and traffic control. Is any switches/hubs recommend for check "IP address traffic usage(in/out)" not "port usage"? what is the feature name call? Or any softwares allow checking "IP address traffic usage(in/out)". Big THX... (HowTos)