El Miércoles, 10 de Junio de 2009, Sergio Gutierrez escribió: > Hello Iñaki. > > Thanks for your answer. > > I am facing the problem both with Grandstream HT-487 and with Zoiper > softphone. Try Twinkle or any Linksys SPA9XX, they won't fail :) -- Iñaki Baz Castillo <ibc at aliax.net>