Network simulation of a 40 MHz event building system for the LHCb experiment Flavio Pisani, Tommaso Colombo, Niko Neufeld, Umberto Marconi, Rafal Krawczyk, Domenico Galli, Rainer Schwemmer and Paolo Durante EPJ Web Conf., 245 (2020) 01012 Published online: 16 November 2020 DOI: 10.1051/epjconf/202024501012