I send mail to Courier Mail Server get return error message ==> > This is a delivery status notification from hiserver.kingformation.com.tw, > running the Courier mail server, version 0.21. > The original message was received on Mon, 12 Jan 1998 03:56:28 +0800 > from yichlin ([::ffff:210.75.12.11])

- DELAYS IN DELIVERING YOUR MESSAGE > The delivery of the following E-mail message has been delayed. This is an > advisory notice only; it is sent only to notify you about a temporary delay > in delivering your message. You DO NOT need to do anything at this time. > Additional attempts to deliver your message will be made. Some possible > reasons for this delay: > > * Network congestion or failure. > > * The destination mail server is temporarily off-line. > > Diagnostic information is provided below for each recipient. If copies of > this message were sent to additional recipients, deliveries to those > addresses are not included in this notice. This is an advisory notice for > the following addresses only: > > <te...@pc.net>: > ms1.pc.net [201.65.211.101]: > >>> MAIL FROM:<te...@mailserver.king.com.tw> BODY=7BIT SIZE=795 > <<< 417 DNS lookup failure: mailserver.king.com.tw. Try again later. Please help me thanks