I make a simple mail program which need listen port 25 and 110.but i found it's imposible , after searching with google i found non-root user can't listen port under 1024.at first i try a script(witch lauch my program) and use setuid but that still did't work.any way can handle this. Thanks for any help. -------------- next part -------------- An embedded message was scrubbed... From: dxuranus <dxuranus at gmail.com> Subject: How to listen port under 1024 with non-root user Date: Wed, 05 Jul 2006 17:35:01 +0800 Size: 680 URL: <http://lists.centos.org/pipermail/centos/attachments/20060706/5c7413e6/attachment-0004.mht>