Am 13.05.2010 um 18:49 schrieb Roberto HT: > Dear all, > > Could anybody give me some recommended open source software for wifi > management? > you could try pfSense. http://www.pfsense.org They have a "captive portal" mode. Coming with 2.0 is a function to pre-generate "vouchers". Nothing to do with CentOS, but the software is cool and free ;-) Rainer