Hi, the modules developed by Daniel Bundala within Google Summer of Code 2009 is now available in GRASS 7.0 and GRASS 6.5 (r41793). Enjoy it. Thanks to Daniel for such nice job! Martin [1] http://trac.osgeo.org/grass/wiki/SoCProjects#GRASS-NetworkAnalysis -- Martin Landa <landa.martin gmail.com> * http://gama.fsv.cvut.cz/~landa