**Author details**

Tomas Horvath1,2\*, Petr Munster1,2 and Josef Vojtech2

1 Department of Telecommunications, Brno University of Technology, Brno, Czech Republic

2 Department of Optical Networks, CESNET a.l.e., Prague, Czech Republic

\*Address all correspondence to: horvath@feec.vutbr.cz

© 2019 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
