are message been blocked as spam if the sender server IP is different from...
i have exchange server 2013 that send messages from fortimail anti spam server (IP), and accept messages untill now from edge server (another IP) in a test period ? the question is in this case the...
View ArticleEmails to O365 relaying thru Edge Server instead of relaying through Hybrid...
Hi,We have an Exchange 2013 Hybrid Server in one of the AD Site, and Exchange 2013 Edge Server in another AD Site. On Hybrid Server we have configured a send connector so that all Incoming emails and...
View ArticleHealthmailbox flooding log
HiI am begining to see alot of log entries for mails sent to and from healthmailboxes.How do I troubleshot and fix that?
View ArticleExchange 2013 setting a trigger and notification
Hi Experts,I've got an Exchange 2013 server and I'm looking for a way to send a notification to myself if a user sends more than 50 emails an hour. Is this possible?Basically, is there a script which I...
View ArticleProblem with receive mail from external address in exchange online
Hi guys,Im doing a testing at home for office 365 business premium....i just want to know how exchange online works.i have a domain name at godaddy and also email services.I have 2 email created on...
View Articlexchange 2013 mail.que
Started to have a problem with a Server 2012R2 with Exchange 2013 installed where the C: disk space was being eaten up rapidly for no reason. After some general housekeeping restarted the server and...
View ArticleSMTP client mail frontend 587 not sending email using send as user.
Hi there,Thanks for reading my questions below.I have configured my client frontend to send from IMAP client using port 587, it works on IMAP client. But I have given send as permission to user2 for...
View ArticleHow to stop duplicated mails to be sent
Hello I have a system who is using Exchange Server 2013 to send mails to users i need to prevent the mailbox account of this system for sending the same mail more than a time
View ArticleEmail Encryption with Shared Mailboxes
We are thinking about implementing email/message encryption using S/MIME and I wanted to know how it all works with shared mailboxes. I'm not sure how it all works, but I wanted to know more about how...
View Articleon-prem meeting rooms no longer accepting meetings from office 365 users, and...
Hello, We have Exchange 2013 on-prem in full hybrid mode with Exchange online, leveraging Centralized Mailflow. We also leverage AAD Connect to sync identities from on-prem AD to Office 365. Today, all...
View ArticleEmails are slow leaving Outlook outbox
I have a few users in a remote site that complain of message sitting in the outbox some time before moving to submission. Would Outlook logging give e any information on what's happening. I don't see...
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Replication issue for DHCP cluster in "Hot Stanby" mode
On windows 2012 R2 servers we have setup the DHCP cluster in the "Hot Stanby" mode to provide redundancy. But we have noticed that the DHCP reservations do not sync across to the other server. When I...
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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...
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