If you're thinking about using a Cisco director as core and the chassis MDS 9124e's as edge switches this doesn't require licenses. An MDS 9124e is just like a big 9124.
Hii Guys, we are in the process ordering new blade, and am looking for more information whether to choose a pass-thru module or internal switches cisco or brocade, the no. of ports is min. in the switch case but what about the performance?? which one is the recommended? any main issues to be considered ..
Intelligent Pass-thru Module Vs Internal Switch