Delist IP Address
This is Exchnage 2016 deployment. For some reason out IP has been in banned sending IP lists.We've tried the O365 Anti-Spam IP Delist Portal. We first tried this around 5 hours ago. At which point we...
View ArticleEmails delays caused by connection timing out?
Hello,I'm kind of stump here. We're getting, on average an 18 second delay when an internet forum is trying to send an email through the Exchange 2013 server. It happens once awhile but it seems to...
View ArticleError returned from SMTP Server. The error message was: [Exception reading...
Hello Folks, Having a very strange issue , We have a Cognos Application server (IBM Cognos) through which user used to send an email in bulk with excel attachements so what is happening like there are...
View ArticleExchange 2010 Partner Domain Send Connector refuses messages from O365 Hybrid...
I'm running a Hybrid Exchange 2010 / Office 365 environment and am in the process of migrating our users from on-premise to O365.On my premise Exchange 2010 server, I have some specific Send Connectors...
View ArticleMicrosoft Exchange 2016 DAG on HyperV has cluster failover
Dears,Ihave the two Microsoft Server 2012 Data Center with HyperV roles install on both, and the Two nodes servers configure as Fail-over cluster "Share Storage" , and I create two VMs "one per Node...
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Error 451 4.4.0 & 400 4.4.7 only in gmail.com
Hi.... We are using MS Exchange Server 2013 on MS Windows Server 2012 Standard. In queue viewer, I am getting this error for gmail.com ( 451 4.4.0 DNS Query Failed.......) And if we look at the...
View Article550 5.7.1 Sender ID (PRA) Not Permitted
Hi all, This is the below situation : A customer fill in a form on our web site and have to specify his @mail. Once the form validate, an entry is generated in our CRM. A mail is sent to a specific...
View ArticleExchange 2013 CU15 Update - Unable to relay
Hi people.We have a problem after update Exchange with CU15. We should update to federate some domains against Office365. After the update, no server could send alerts or some applications mails.We...
View ArticleCan't recieve or send mails outbounded mails
Dear Exchange-experts,I can't send to other domains than mine domain, and I also don't recieve e-mails from other domains. My DNS records are correct. My ISP blocks port 25 by default so I obtained to...
View ArticleRelay Access Denied
Hi!Our Exchange 2013 Server trying to send messages to a domain but in the queue viewer it says "Last Error: 454 4.7.1 Relay Access Denied". We are not trying to relay anything through their email...
View ArticleEmails Stuck in OWA drafts
Dear all,I have a exchange 2013, all emails are stuck in the draft in OWA and it didn't sentalso in the queue all emails didn't go throughtransport log shows the followingfailed to connect, Winsock...
View Articleoutbound Queue full of emails nobody sent with 400 4.4.7 and 441 4.4.1
testing EXCHANGE 2016 DEV example:Identity: EX1\29075\6682969112595 Subject: Undeliverable: Check Worrying Off Your List. Start the New Year Right With Term Life. Internet Message ID:...
View ArticleEmail Jam in the Journaling Queue
We have random emails mostly, it looks like just spam that keep getting jammed up in the "Journaling Queue" with the following error;“Last Error: 400 4.4.7 The server responded with: 550 5.6.2...
View Article550 5.4.4 Error when using Contact to Relay mail
Hi!I have a customer who would like to use contacts to relay mails to external partners working for him. The problem is that when we send mails to this contact the sender receives a NDR with the code...
View ArticleMessage tracking log "MSGTRKMD" automatically deleted before 30 days in...
Hi We have enable message tracking for 40days, but MSGTRKMD files automatically deleted after 20 to 25 days once it rechaed the all file size near 1GB.due to this we are unable to see complete delivery...
View ArticleOutlook 2016/2013- Not able to connect to Exchange 2013 from External or...
Hello All,I am having problem connecting to our Exchange 2013 from Outlook 2016 application running on external PC (outside LAN) or internal PC but not joined to Domain using auto-discovery. However...
View ArticleiPhone is sending multiple meeting notification
Hiwe have Exchange server 2013. when our iphone users modifies (only one occurance) a reoccuring meeting invite and send, its sending two notifications to attendees. one is original meeting invite and...
View ArticleGet Log message mail Local
<g class="gr_ gr_19 gr-alert gr_gramm gr_run_anim Punctuation only-ins replaceWithoutSep" data-gr-id="19" id="19">Hi</g> team exchange!I want to ask team a question about message...
View ArticleUnable to reprocess messages in the PickUp folder
Hi all!I have an issue in my on-premises Exchange 2013 environment (CU13). Let me explain the situation before:we have an automatic incident generation system that, if you send an email to it, open a...
View ArticleTransport Rule Exceptions
Hello,I'm looking for some assistance with transport rules. I have several rules setup that I need to add an exclusion to. We have email coming in from a couple specific hosts that I need to exclude...
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