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outlookdn.aspx file on exchange server 2013
Hi Team,Our security team has found a file in the name of outlookDN.aspx on one of the exchange server that is running CAS roles its running exchange server 2013, the security team is saying this is a...
View ArticleSpam emails from my own domain and different domains
My exchange organization receives multiple spam emails some of them from our own domain.we have an Edge server only for inbound and outbound mail flow. we need to know how to investigate this problem...
View Articledns lookup fail
hi all,our exchange server has dns server on it. the dns server malfunctions even after restart. nslookup returns timeout and default server not found.we tried to use another dns server for exchange...
View ArticleHelo/Ehlo Response
Hello. I changed banner on EDGE server so when telneting telnet smtp.something.com 25 i get: 220 smtp.something.com but after typing Helo or Ehlo i get 250 localservername.something.com How to change...
View ArticleSetting up S/MIME on Exchange 2013
Hello,I've been tasked to setup S/MIME on the Exchange server and pretty much followed these steps.http://dizdarevic.ba/ddamirblog/?p=78My main concern is the certificate. I guess I would need to get a...
View Article'Invalid recipient address', email address formatting strangely in the headers
I have a single user in my organization of ~650 that is having this strange issue. Occasionally, when she sends emails to a specific user, she'll get a NDR statingRemote Server returned '550 5.1.3...
View ArticleExchange 2013 to 2007 Mail Flow Not working
Dear All,We are upgrading Exchange 2007 to Exchange 2013 Latest CUAll Pre-req are done, Co -Existence has been EstablishedAll other functinality working fine , apart from mail flow from Exchange 2013...
View ArticleIncrease Message Attachment Size Limit Fails
We have two separate domains, each having a standalone exchange 2013 server hosting 50 mailboxes. The requirement is users should be able to send messages to each other with bigger attachment size.I...
View ArticleGoogle Rejecting our Emails
Hi Guys, I hope you can help me. I'm getting this error below every time I send an email to a google hosted email. How did you resolved this kind of Issue? we are using Exchange 2013. Recently we moved...
View ArticleExchange Toolbox Error when launching
Hi Guys,Is it possible reinstalling Exchange Toolbox and Exchange Management shell on existing and running Exchange 2013 Server?I am getting an error when launching Exchange management shell (Unable to...
View ArticleExchange Server Installation on Active Directory
Hi Experts,How many independent Exchange servers can be installed, and linked to one Active Directory domain.for example: 1 Active Directory: abc.localExchange server 1 with email domain @abc.com...
View ArticleHuge problems with delivering e-mails to MS Mail-Protection (MX...
Hello there,We deliver hundreds of transactional b2b mails every day to multiple b2b recipients.The problem is that, for some reason, especially the businesses using the MS mail protection (MX server...
View ArticleRecover/Extract Exchange Server 2013 License Key
Hi Experts,On Windows 10 and 2012 R2 (to latest), there's a command to get the OS license key but on exchange server 2013 would that be possible? I am planning to setup another Exchange server due to...
View ArticleExchange 2013 CAS Receive Connectors
In our environment we have 4 stand alone Exchange 2013 CAS servers. Our external smtp mail is routed through our mailbox servers to a email appliance both inbound and outbound. The CAS servers do not...
View ArticleCan I append a message with text in a different font color or background
Hello,We are setting up a message reminder that people shouldn't click on links in email when it comes from external email addresses unless they are sure it is safe.I went to mail flow rules and rule...
View ArticleTransport rule - Mail redirection based on subject for specific mailbox
Hi Experts, I would like to create a transport rule (exchange 2013) that would redirect email if the subject matches certain description. I would like this rule applied to only certain mailbox....
View ArticleReceive Connector with Authentication and not open relay
I am struggling with creating a receive connector that does authentication but does not allow emails to be relayed outside. I choose only permission group "Exchange users" while creating connector...
View ArticleExternal MailTip
Hi, For this example we have our domains domain.co.uk domain.it When sending emails to these domain we receive no External Mailtip Warning - Which is correct. We have another domain associated with the...
View ArticleReplace Return-Path using Transportrule
Hi! I'm trying to replace the Return-Path value in certain mail headers and failing badly. :(I created a new transport rule using New-Transportrule-SetHeaderName 'Return-Path' -SetHeaderValue <new...
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