Exchange 2013 "IP-AllowListEntry" not working
Hello,we are using "Spamhaus ZEN" RBL for our Exchange. There are a few IP-Adresses that I want to whitelist, this should work with "Add-IPAllowListEntry -IPAddress x.x.x.x" The Command works...
View ArticleMail Relay stops working, have to reboot every 6 hours
We have a service that relays voicemail to email for several domains. After working fine for years, suddenly it stops working about every 6 hours (about every 10 hours during off hours). Rebooting...
View ArticleDomains
I have a new client running exchange 2013, with one IP addressso far it has been set up to send and receive emails for over 70 domains and is still increasinghis office has about 100 users in it some...
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REPORT ON UNDELIVERED EMAIL
Good day Sir/MadamThe Supplier that send us email and get the below undelivered message can I be assisted in this regard:
View ArticleExchange 2013 - SMTP service hangs and stops receiving emails when using all...
Hello Everyone..I'm new to the exchange world and was given a project to upgrade our exchange 2007 server to 2013 then eventually to 2016, but I've run into some issues. I'm currently running Exch13...
View ArticleEmail stuck in inbound Queue Exchange 2013
I am so close I can taste it! Argh.I just built a new 2013 server, I can send outbound to domains fine, but when I try and reply I'm seeing the email stuck in the queue. I'm running this on a server...
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Exchange 2013 can't send email to external users such as xxx@outlook.com
Hi Experts,I have configured an Exchange server 2013 in an Azure virtual machine for test purpose. However, I can't send email to ANY external users such as xxx@outlook.com. I run the powershell...
View ArticleOutlook 365 user didn't receive emails for over 4 hours but was able to send
Hi, I have an O365 user that came in one morning with about 10 new messages from the afternoon before. She had left at 4:30 the day before and didn't have anything in here inbox after 12:02 p.m. but...
View ArticleExchange 2013 transport service won't start
Hi,I have a 2013 cu21 server and after a restart 2 days ago the transport service tries to start and then hangs at stopping. De queue folder was empty and there was a folder messaging.old- folder in...
View ArticleUser not able to send from an alias email address
Hi there,We have an exchange server 2012 fully patched that is rejecting emails that the user sends from an alias that is attached to his mailbox. The error is one that is associated with a mailbox...
View ArticleShannel 36887 - Missing Certificates in Trusted Root Certificate Authority Store
Hi All I recently expanded from a single Exchange 2013 server to a 4-node exchange DAG with Server 2012R2 Exchange 2013. I have a GoDaddy cert installed on all 4 servers for IIS, SMTP etc. I have...
View ArticleDigicert and sent items
I have implemented Digital Signing and I just noticed that in my sent items folder, the e-mails are displaying a yellow lock in the icon column. All sent items stay with a yellow lock all day. The...
View ArticleOutbound messages from Exchange show internal mail server FQDN
HiI have noticed that the internal FQDN/computername shows up as the 'received from' server when I check the headers of an email sent from my Exchange servers.The reason I am investigating this is...
View ArticleExchange issue with one external domain
I have a strange issue with our 2013 Exchange. All internal users are getting these return errors if they send to one ( and only one) external domain. These emails work from personal email ( yahoo,...
View ArticleExchange Server 2010 one O365 user didn't receive emails for over 4 hours
Hi, I have an O365 user that came in one morning with about 10 new messages from the afternoon before. She had left at 4:30 pm the day before and didn't have anything in here inbox after 12:02 p.m. but...
View ArticleExchange issue with one external domain
I have a strange issue with our 2013 Exchange. All internal users are getting these return errors if they send to one ( and only one) external domain. These emails work from personal email ( yahoo,...
View ArticleError Exchange 2013 + Exchange Online
I am having a problem where the user who has access to the shared mailbox that is in the microsoft exchange online is trying to send an email with an attachment to the users of the local mailbox, but...
View ArticleRouting Address - Hybrid Scenario
Hello everyone. We have a specific user with some SMTP adress problem. He's a Remote Mailbox user and he only receives emails in his routing address (%@#@domain.mail.onmicrosoft If I send an email...
View ArticleEmail forwarding from One exchange forest to another results in SPAM
I have set up email forwarding on testmailbox@abc.com (Which is a separate exchange forest) towards testmailbox@xyz.com (O365 hybrid different forest).Condition-1: - If i send an email from Gmail to...
View ArticleExchange 2013 On Prem - OOTO / NDR Replies Fail DMARC Authenication Outbound
Overview - 3 On Prem Installations of Exchange 2013 on Server 2012 R2 in a DAG configuration. All exchange boxes are running build 1367.3.Issue - Automatic Replies (Out of the Office) and NDR responses...
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