It looks like someone is sending out malicious mail under our domain name.
I have double, treble checked and we are not being used as an open relay. But are receiving malicious mails being sent from users in our domain name and they definately haven't been sent by the users?
Any ideas please...
emails addressed to the username are being received ok, but emails addressed to aliasses are being rejected from some domains.
eg johnbloggs@domain.com works fine but jbloggs@domain.com doesn't.
It is only happening to some senders - not all (tested fine from hotmail)
The sender gets an NDR...
Error when logging onto OWA
Microsoft VBScript runtime error '800a01a8'
Object required: 'Application(...)'
/exchange/USA/logon.asp, line 12
have SBS 4.5, with proxy, IIS and EXchange 5.5 installed. All have current service packs applied.
Have tried removing and re-installing OWA and...
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