Executable attachment in nested archive files (.exe inside .zip inside.zip)
Hello, everybody!Sometimes we receive messages with double zipped executables. For example, there is attachment named "report.zip" with file "report_new.zip" inside. And file "report.exe" in...
View ArticleExchange Adding new users
Hi When I add a new user to my Exchange 2007 server I get the following error when sending to this new user:550 5.1.1 <blichtig@webermessick.com>: Recipient address rejected: User unknown in...
View ArticleEmail bouncing back “Denied by policy TLS conversation required Diagnostic...
Dear Team,One of the domain is not able to send us email they are receiving the below message in the NDR.“Denied by policy TLS conversation required Diagnostic Code SMTP 550 denied by policy”is...
View ArticleWhat is MessageInfo = QDE
Hi, Ex Experts!Help me, please!Using Get-MessageTrackingLog i saw "MessageInfo" field with agent "QDE" value eq "00:24:23" (25 min message not send to internet), after 25 min message completely...
View ArticleExchange 2010 Migration - WAN Optimization
Hello!We want to migrate Mail-boxes from an Exchange 2010 server to another Exchange 2010 server in another subsidiary over the WAN. At both sides is a Riverbed WAN-Optimizer. Problem is that the...
View ArticleEvent ID 4010, error, MSExchange Messaging Policies
Exchange 2013 CU12 in hybrid mode with Office 365 and using EOP.I receive several of these events daily in the exchange servers event logs. they all have random 5 or 6 character domain names ending in...
View ArticleAfter running Hybrid Configuration Wizard, Outlook doesn't work anymore.
Hello,we are trying to enable hybrid environment and have shot ourselves in the knee, I guess.Our problem:Outlook isn't connecting to Exchange at all anymore, always throwing the errorThere is a...
View ArticleOn line archiving questions
Hello Everyone,I have a question that my super presented to me, and I don't feel I can answer it correctly and I thought I would ping you all to see if this could be possible.My question is this,I...
View Articleunable to send email sometime from outside network
Hi everyone,We are facing some issue in sending email using outlook 2013.We are using Exchange 2013 in coexistence with Exchange 2010 and our migrations are going ON.Some of our migrated clients are...
View ArticleRelay Connector From an External IP
Hello,We have Exchange server 2013 roll up 10. From internal network we use recieve connector for printers and scanner and then we can send e-mail accepted domains and external domains without...
View ArticleHybrid Receive Connector
Hi Guys and Girls i need to set a receive connector on our edge server so that we can receive emails from our 365 mailbox (this is because all mail needs to route through our on prem)what is the...
View ArticleOutlook 2013 Will not load New Inbox emails
I have one user that is having problems with Outlook, it will not load new emails, I have uninstalled Office, deleted the profile, and still having the same problem. Our OWA site works and she is...
View ArticleExternal User receiving many NDRs
Hi,I have a problem with NDRs on Exchange 2013. A user received an external email and the sender keeps receiving many NDRs. Since last Wednesday he got about 650 NDRs of that message.The strange thing...
View ArticleAdded Proofpoint SPAM Filter, now certain domains are not being delivered to...
Hi, So, we have a new client that recently got Proofpoint. We created the account in Proofpoint, loaded up all the users, and placed the proofpoint IP's in the receive connector named mail.XXXXX.org...
View ArticleSetting up a mail buffer
Hi All,I would like to know if it's possible to setup a kind of buffer for outbound mails. We would like to be able to have a copy of the mails and, if needed, we can resend the e-mails.I've looked...
View ArticleExchange 2013 DLP with Outlook 2010 clients: End-User Experience
Hello,We will soon be upgrading from Exchange 2003 to 2013, but our client software will remain at Outlook 2010. I'm curious to know how the DLP features of Exchange 2013 will impact the users since...
View ArticleSpam Filter and Exchange Online Protection
We have a Sendio SPAM filter and starting a week ago we are unable to send or receive email to or from customers of Office 365, Hot mail or Exchange Online Protection. If we remove Sendio and point...
View ArticleOutlook anywhere unable to send attachments
HiWe have Exchange 2010 in place and use outlook anywhere.Sending emails with small attachments (<250KB) is working. Sending bigger attachments (>1mb) is not working. Using cache mode, the email...
View ArticleExternal e-mail issue following Exchange 2013 CU12 upgrade
Hi everyoneWe recently upgraded our two Exchange 2013 servers to CU12, but since then we have had some issues with incoming external mail being delayed. Our Exchange setup is below:MailServer1 - CAS...
View Article#550 5.6.0 M2MCVT.StorageError; storage error in content conversion
hello guys please help me solve this one outthe issue is from IOS device onlyA meeting (meetings only normal mail work ok) send via Iphone (and all kind of version) with Exchange Account to external...
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