|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
§ |
Simulation
|
|
|
q |
Fast prototyping, easy to use, but less realistic
|
§ |
Small static testbeds
|
|
|
q |
Real hardware and software, but hard to
|
|
|
configure and maintain, and lacks scale
|
|
§ |
Live networks
|
|
|
q |
Realistic, but hard to control, measure, or
|
|
|
reproduce results
|
|
|
Emulab complements and also helps validate
|
|
|
these environments
|
|
|
|