block incoming external mail for set of users
We are a school district and need to prevent to our students from being able to receive email from outside our district.IE, no internet mail.I am already aware of the "users must be authenticated"...
View ArticleEmails addressed to certain user going to users not addressed, original never...
Hi,I have been having an issue i just cant figure out.Users in our exchange 2010 - SBS 2011 domain recieve emails from external senders, and sometimes internal senders addressd to them, but they go to...
View ArticleFQDN on EHLO for External
If I telnet to my exchange 2013 server and do an EHLO it returns the local server name and not the external FQDN.Mxtoolbox.com flags this as a problem as it doesn't match my reverse DNS which is to the...
View ArticleMessage Deferred by categorizer
Hi,We experienced queueing of messages and error is saying "message deferred by categorizer".It resume to normal when we restarted transport service.Is this related to Anti-Virus or Active...
View ArticleEmail rejected - NDR
Help !recently moved to exchnage 2010. Is there a way of stopping an ndr being sent and the mail being accepted to users whos mailbox is full. We have critical staff that are filling their boxes up and...
View ArticleE-Mails getting Stuck in Queue/Transport Service Keeps Stopping
My organization is running Exchange Server 2010 SP2. We have Exchange On-Premises and Office 365 in our Exchange environment. Office 365 only has a few accounts in it as we have barely begun the...
View ArticleDistribution list Moderators not receiving moderation emails
Hi I've got several moderated distribution lists but none of them are receiving any moderation notifications. The email is making it into the moderation holding box but nothing is happening from then....
View Articleexchange 2013 certificate request auto discovery not working
Hi I have generated an ssl certificate request and installed it to the server but unfortunately auto discovery still does not work and also outlook anywhere still has a certificate error when web page...
View ArticleAnti-malware updates are not available
I have a problem getting updates for the anti-malware system in Exchange. The event log reads:Event ID 6029MS Filtering Engine Update process was unsuccessful in contacting the Primary Update Path....
View ArticleMS Filtering Engine Update -Unsuccessful
Hi all Its me again. I am trying to update the inbuilt malware definitions according to the instructions in article.http://technet.microsoft.com/en-us/library/jj657471.aspx&...
View ArticleExchange 2013 Server mailboxes are not receiving mails from Exchange 2010 in...
Hi I am in the middle of Exchange 2013 Migration from 2010. i setup Exchange 2013 server and i moved one test mailbox from 2010 to 2013. but i found that mails are moving only one direction. ie, From...
View ArticleExchange Server 2013: incoming messages are not delivered into user mailboxes...
Exchange Server 2013 CU1, two mailbox servers (DAG, only one mail database), two CAS servers (NLB cluster). Two Sendmail/CentOS-based SMTP relays route mail between Exchange servers and Internet...
View Article451 Timeout Trying to Verify RCPT
Sender receives the following when sending an email to me. I'm using Exchange 2010. =============================================== THIS IS A WARNING MESSAGE ONLY YOU DO...
View Articleinternal smtp list is empty
I have a question regarding Exchange 2013. The server (edge and hub) is behind a UNIX smtp server performing anti virus and anti spam. I have anti-spam features enabled in order to reject messages...
View ArticleDisable Recipient Lookup for catchall
Hello everyone, I was hoping that someone would have an idea on how to disable mailbox lookups. What I have been trying to accomplish is setting up a catchall mailbox on our Exchange 2013 CU1 server. I...
View ArticleExchange 2013 and DLP Question
Hi,I am looking at Exchange 2013 plus DLP. I am also looking at Sophos to do Antivirus plus DLP since they have a much more comprehensive coverage. My question here is, Does anyone know if Exchange...
View Article[Exchange 2010] Relay to distribution group
Hi all,The next issue is bothering me for days now.. hope someone can point me to the solution :)I've got an Exchange 2010 server (14.03.0146.000) with all roles installed (except Lync) I've got an...
View ArticleMicrosoft Exchange couldn't start transport agents. The Microsoft Exchange...
The Microsoft Exchange Frontend Transport service terminated unexpectedly. It has done this 1 time(s). The following corrective action will be taken in 5000 milliseconds: Restart the...
View Article[HubTransport] How to find out user name from SenderID in Message trace log
We have an Edge Transport Server expose to internet and open relay has been disabled.However, recently we find there are some spam email sent out from our email server.We do not have any anonymous SMTP...
View ArticleEdge Server not rejecting outbound emails sent to domains with no MX record
Hi,Our edge server seems to delay emails sent to some domains without an DNS/MX record. For example emails sent to a gmail.com.au account will be delayed instead of rejected. It appears to be related...
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