I am seeing a lot of mail loops on our SMTP IIS box. We don't accept inbound or relaying. They all come internally. It seems that in them there are missing components in the headers and I am wondering if that could cause it. Here is a sample header from one. Notice that there is a lot of missing info.
X-Receiver: [EMAIL PROTECTED] Cc: <[EMAIL PROTECTED]> Date: Fri, 5 Oct 2001 09:00:27 -0700 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4522.1200 _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Archives: http://www.swynk.com/sitesearch/search.asp To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED]