Adding new Hub Transport server in existing environment
Hi everyone,Currently we have 5 exchange servers 2010 :2 CAS Servers (Virtual)2 MB and Hub Transport servers (Physical)1 Edge server in DMZ. (Virtual)Now I have added 2 more servers with MB and Hub...
View Article[exchange 2013] Problem with multipart/mixed message
Hi, After a brand new installation of Exchange 2013 I have problem with multipart/mixed messages:some emails that was correctly handled by the old 2007 Exchange are now "broken" and it seems to be a...
View ArticleQueue to Journal mailbox filling up
Started yesterday morning but is getting progressively worse. The queue which sends mail to the journal mailbox seems to be processing email, just not fast enough, so the queue continues to get bigger...
View ArticleEmails not going through, ExplicitlyDiscarded, HADISCARD
Hi,We got an application sending out emails internally to our end users, it does so in bulks of about 50 or so. The application sends via a Exchange 2013 receive connector where the application server...
View ArticleIn exchange 2013 sp1 SUBMITFAIL event id is happening
Hi ,In exchange 2013 sp1 SUBMITFAIL event id is happening for some messages .But at the second time that the same message is delivered perfectly to the end users.My question is simple ,is this an bug...
View ArticleExchange 2010 with ip block list providers using custom error message...
The log field 'SmtpResponse' contains '550-5.7.1' preceding the custom error message. The Get-Agentlog cmdlet in Exchange Management Shell throws an exception on these records as below.The standard...
View Articlemigration Lotus Notes to Exchange, how to migrate confidential emails (in LN...
Hi,we're investigating a migration of Lotus Notes to Exchange. One issue is the migration of encrypted mail. How to keep them confidential in Exchange?We have users like a secretary that has read/write...
View ArticleHow do I set perimeter IP for Frontend Transport?
Hi,My Frontend Transport server is placed behind a firewall which uses NAT to forward port 25 to it. The following is a sample of the header of incoming email from external source.Received: from...
View ArticleVery slow mail flow
I recently had an Exchange 2010 server fail and I have replaced it with a completely new Exchange 2013 server running on Server 2012 R2. I have been getting complaints that mail flow can be extremely...
View ArticleUnable to send any external emails from Exchange 2013
Hi Dear.I have done fresh installation of Exchange server 2013, I have created send connector. But I am unable to send any external emails. My email ID is ramiz@resemblesystems.comI am getting delivery...
View ArticleExchange 2010 and RMS
Hello Team,We are running Exchange 2010 and RMS with Autonomy app which archives older than 30 day emails.Parent company is in Tokyo, all incoming email goes through them and then via a hub transport...
View ArticleShared SMTP Namespace: InternalRelay domains and mail loops
Hello Folks,I've got a problem understanding the usage of "InternalRelay" domains in conjunction with a shared mail-domain, hopefully someone can help me out:I have the following situation:Company...
View Article451 4.7.0 Temporary server error. Please try again later. PRX4
Dear All,I having a Exchange 2007 migrate to Exchange 2013 issue.I deploy a all in one Exchange 2013 server.When telnet it's 25 port, it will show "451 4.7.0 Temporary server error. Please try again...
View ArticleExchnage Site to Site
Hello There ,Our organisation has 2 different entities at different locations.Both place we have Exchnage 2010 setup for emails as different exchange organisations.Is it possible to transport emails...
View ArticleBackpressure activated after Exchange CU5 install-version buckets
Having many of these below:Event ID 16028 A forced configuration update for Microsoft.Transport.TransportServerConfiguration has successfully completed.Followed by this every few hours.Event ID 15004...
View ArticleExchange 2010 with ip block list providers using custom error message and...
When ip block list providers are configured the standard error message for rejected messages in the Agentlog log field 'SmtpResponse' contains '550 5.7.1' at the beginning of the message.When ip block...
View ArticleExchange 2013 / Outlook 2010+ Attachment size limit
I have an issue with my Exchange 2013 deployment. I am unable to send attachments over 10MB. I know, I know not another one of those threads, but I promise I have searched for a solution to my issue...
View ArticleRBL not blocking all the emails that is on the blacklist
Hello everyone, I have zen.spamhaus.org setup on the edge server and it seems to be blocking a lot of spams. However, some emails is still passing through the blaklist even though on the...
View ArticleOpportunistic TLS removed from Office 365?
Team. I have an open question regarding changes to the mail flow connector for Exchange...
View ArticlePrevent Own Domain Spoofed Spam
Hi guys!We got Exchange 2013 in the Internet facing ADsite.If an externat user use telnet to port 25, we need to prevent that a mail from our own domain can be accepted.In Exchange 2010, we prevent...
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