"I may be wrong, but I thought you needed root rights for ICMP. Have you
tried running your mono app as root?" This is just for curiosity's sake. If only root has rights to ICMP, how does ping run under a normal user account? Could the same method be used under Mono? Thanks. Nate Trimble _______________________________________________ Mono-list maillist - Mono-list@lists.ximian.com http://lists.ximian.com/mailman/listinfo/mono-list