I've just started to notice these unusual bounces from CI$: From: Mail Delivery Subsystem <[log in to unmask]> Subject: Returned mail: Service unavailable Message-Id: <[log in to unmask]> To: <[log in to unmask]> The original message was received at Thu, 13 Feb 1997 12:57:00 -0500 from psuvm.psu.edu [128.118.56.2] ----- The following addresses had delivery problems ----- <[log in to unmask]> (unrecoverable error) <[log in to unmask]> (unrecoverable error) ----- Transcript of session follows ----- 554 <[log in to unmask]>,<[log in to unmask]>... Service unavailable ------ I suspect that you'll see them too. /Pete Weiss at Penn State