Yes, I agree with John...most likely backscatter... On Wed, May 11, 2011 at 3:43 AM, Ellis, John P. <johnel...@wirral.gov.uk>wrote:
> Worth checking the headers of the email and see if it really is generated > by yourselves. > If the NDRS are being generated with out a user sending an email, then it > sounds more like spam emails. I.e someone has faked a from address (in this > case from you domain) and send the email to an address that doesnt exist > thus generating an NDR. > > HTH > > john > > ------------------------------ > *From:* Al Rose [mailto:arose...@gmail.com] > *Sent:* 11 May 2011 09:16 > *To:* MS-Exchange Admin Issues > *Subject:* User get NDRs without sending emails > > Hi > > I am seeing more and more of this problem in our environment (still running > 2k3 SP2 Exchange servers): Users receive undeliverable NDRs without writing > email. > Been "googling" lately about it and apparently there are only two > solutions: totally disable NDRs (we dont want to do that), or get an > appliance (a magic one that will fix our problem). > > We currently use Antigen but only as an antivirus, as our antipsam > filtering is done at a higher level where we dont have control. > > Anybody? > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe exchangelist > > ********************************************************************** > > This email and any files transmitted with it are confidential and > > intended solely for the use of the individual or entity to whom they > > are addressed. If you have received this email in error please notify > > the system manager. > > This footnote also confirms that this email message has been swept by > > MIMEsweeper for the presence of computer viruses. > > www.clearswift.com > > ********************************************************************** > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe exchangelist > --- To manage subscriptions click here: http://lyris.sunbelt-software.com/read/my_forums/ or send an email to listmana...@lyris.sunbeltsoftware.com with the body: unsubscribe exchangelist
