Mail server is being overun by unknown users. server is not open relay

We have a exchange server for our costumers, which is being user by alot of unknown users. we have no idea how to get rid of them.
We have enablet the content filter and connection filtering.

/Danni Pedersen
southwaveAsked:
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JoWickermanConnect With a Mentor Commented:
Hi.

Did you enable unknown user filtering?

http://www.amset.info/exchange/filterunknown.asp

You may have to go through the queue cleaning procedure.

http://www.amset.info/exchange/spam-cleanup.asp

Let me know if it worked.

Cheers
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JoWickermanCommented:
Hi,

Can you give a little more info? Are you using Exchange?
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BertlingCommented:
have you scanned for viruses?
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southwaveAuthor Commented:
yes it is an Excahnge server. The smtp queue is being filled up, and vi can see alot of IP adresses from countries we dont know.
we have not yet tried to scan it for Viruses.  we will do that right away.
 
/Danni
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southwaveAuthor Commented:
Hey m8. it looks like it works.. ill test and test and test and see if its good.. but so far it is really good.
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