Emails destined for Outlook.com rejected with 4.4.7 - theory?
I have a client that is a Law Firm. They are trying to send emails to a company that uses Outlook.com as the host for their emails. Whenever my client sends an email to the company, the messages sit in...
View ArticleTracking Mail Flow " user cannot get mail from server"
Please help to tracking message from mail flow on ECP. Why user cannot get mail ?Delivery Report for User1@test.in.thPending3/19/2014 9:36 AM exchmb01.test.in.thThe message has been transferred from...
View ArticleSMTP DNS errors in Mailbox Transport Service
Users have reported that intermittently, inbound email is being returned to sender with an invalid domain name: #554 5.4.4 SMTPSEND.DNS.NonExistentDomain; nonexistent domain ##I'm seeing DNS lookup...
View ArticleAddress Rewriting - Sender and Recipient
Is there any way to perform address re-writing for BOTH the sender address and the recipient address for all outbound mail? We need to use it in-between two separate mail systems. Or is it just limited...
View ArticleFew mails are not reaching to a recipient while other are receiving the same...
HiI am facing very strange issue for few days. The email sent by a user to multiple internal recipient, is not reaching to one recipient, while others are receiving that email.Few users are facing this...
View ArticleSingle Server SPAM filtering
We recently upgraded to Exchange 2013. We have a single server setup with transport and mailbox roles on the same machine. We have noticed a dramatic increase in SPAM and I have started to notice our...
View ArticleDelivery is delayed to these recipients or groups
I'm receiving the below message when sending external emails to SOME people, but not others.A few things we've noticed:Anyone from our company can send emails to this person and it gets delayed (not...
View ArticlePROBLEM OF MAIL FLOW
When i send messages from one account using owa,it shows that the mail sent,but the recipient does not get any message.i can not find what is the actual problem.And another thing is at first when i...
View Article554 Transaction Failed Spam Message not queued
HI All,We are using exchange 2013. there is no problem in sending/receiving the mail.Our MX pointed to google through we are sending/receiving the mail for in house exchangeBut some exchange users like...
View ArticlePowershell Advise required for MessageTracking
Hello,Im wondering if anyone can help me. Im getting to grips with the basics of Powershell now but Im attempting to setup a little script that will assist me and the rest of our exchange...
View ArticleForwarding to Outbound Connectors
Hi Everyone, Quick question, hopefully an easy solution...I currently have a rule in place which forwards all mail to user@domain.com to an outbound connector.This works great, and the end-user...
View ArticleLegal Hold - Users with Identitical names
If user1 called John Smith worked for an organisation and then left. Then User4000 also called John Smith joins the same organisation and received the same UPN or SMTP mail address (as the previous...
View ArticleTransport Rule with condition "bcc = abc@contoso.com"
Hello,I have Exchange 2013 SP1 and want to configure a Transport Rule with the condition "If bcc contains abc@contoso.com" do "XYZ".Is there any way to use the BCC in a Transport Rule...
View ArticleExchange 2013 + Outlook 2013 no domain security symbol green arrow
hello,we have implemented domain security with a few partner domains. With Exchange Server 2010 and Outlook 2013 or 2010 we see as expected the green arrow symbol for domain security in outlook when...
View ArticleDNS Configuration for Exchange 2013
I have a stand alone server 2012 with AD, DHCP, DNS and Exchange on it and started getting DDoS attacksI installed a firewall had to change the subnet of the server from 10.0.0.0/24 to 192.168.1.0/24...
View ArticleApplying retention Policy tags to inbox in Exchange Server 2010
I configured a Journal inbox in Exchange server 2010. I would like to configure a retention policy of 30 days so after a month all emails will be deleted from the Inbox of the Journal account. I...
View ArticleClaendar Permissions not working properly for one user in exhange 2010 sp2
Hi .All users in our environment having deflault calednar permissions as availaibility only.One user reports that his calendar is seen to all users. From outlook ,his permissions sseems ok. From server...
View ArticleExchange 2013 issues - (new send email Stuck in Drafts not send)
Exchange 2013 issues - (new send email Stuck in Drafts folder not send)
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451 4.4.0 dns query failed. The error was: DNS Query failed with error...
Hi,We are using MS Exchange Server 2013 CU1 on MS Windows Server 2008 Standard R2. In queue viewer, I am getting this error for few domains only "451 4.4.0 dns query failed. The error was: DNS Query...
View ArticleBlock Top Level Domain (.eu)
I'm trying to configure a transport rule in Exchange 2013 to block all emails from the TLD .eu We get nothing but a TON of spam that is not caught by the Exchange 2013 spam filter, and it's always...
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