Hi experienced users here,<BR><BR>I am using AT&T cable modem. I install Imail server on my computer which uses port 25, and I configure Windows 2000 Advanced Server default SMTP server with port 26. <BR><BR>I can send e-mail with Windows default SMTP server using CDONTS before. However, after AT&T changed their DNS server recently, I can never send e-mail with the default server. Whatever configuration it is, the out e-mail just stay in Queue folder.<BR><BR>I know there are lots of experienced experts here, can anybody give me some advice?<BR><BR>Thank you very much for your help/<BR><BR>dsz