Ryad Ben-El-Kezadri Farouk Kamoun Guy Pujolle XAV: a fast and flexible tracing framework for network simulation. 47-53 2008 MSWiM http://doi.acm.org/10.1145/1454503.1454515 conf/mswim/2008 db/conf/mswim/mswim2008.html#Ben-El-KezadriKP08