4.4.0 SMTPSEND.DNS.NoOutboundFrontendServer
I've stood up two new mailbox servers to replace my current pair. After migrating everyone to these new servers, all seems fine. My send connector is still configured with the old mailbox servers to...
View ArticleYour message wasn't delivered because of security policies -- Exchange 2013...
the group moderator doesn't received any emails for approval , if we doesn't use moderator everything is fine ,we get the replay is mention below . Delivery has failed to these recipients or...
View ArticleSMTP Emails are not delivered to Users
Hello,We are running a big problem. Some of the automatic emails from application are not reaching the user mailboxes. On the SMTP server logs, we could see the logs but not passing through to the...
View Article"The Microsoft Exchange Administrator has made a change that requires you...
I changed the delivery options on the exchange server to automatically forward the user's email to an external email address. Whenever I do this, the user gets the "The Microsoft Exchange...
View ArticleProhibit sending e-mail from Internet through smtp without password
Dear all,I have the following issue - anyone can send mail from any existing e-mail account in the organization over smtp without knowing the password of the account from anywhere in the world. For...
View ArticleExchange 2013 TransportRoles\Data\Temp filling up disk
I have a single multi-role Exchange 2013 server and it would appear that it's not properly maintaining the temp files for the transport service. I still have all those folder locations at their...
View Article2010 to 2013 and Mail Flow Failure
Basically set up a New 2012 server, installed Enterprise Exchange 2013 and Migrated all Users into new Databases.After restarting the Server, Transport Service would not start, removed two receive...
View ArticleHow can I phishing mail from external with internal email address?
User received phishing email from another internal user. but I checked email header, it is show sender mail server from outside.How can I reject all email address with internal domain that send from...
View ArticleExchange 2013 Email Delivery Bounce
Dear all,Current setup:Exchange 2013 CAS - 2 unitsExchange 2013 Mailbox - 2 unitsIssue: User frequently receive notification on Outlook for undeliverable email as below. Previously no issue like this...
View ArticleInter site mail routing of large attachment(s) to multiple recipients
Hopefully this is a really easy one for someone but I am struggling to find any reference to the answer to this...If a user sends an email with a 10MB attachment to 10 recipients who are all homed on...
View ArticleTracking Spoofed Email
Having an issue resolving spoofing of emails from our Org using Exchange 2013We use Trend Micro Hosted Email Security, but this seems to bypass that and the SPF record.Here are some example headers...
View ArticleMaintaining mail flow without Contacts or Mail-enabled Users
The SetupOur company was acquired by a larger organization and we have migrated all of our user mailboxes to their Office365 tenant and in the process changed primary SMTP to their domain. We have an...
View ArticleConfiguring Cross forest Free Busy (Availability)
Hi, I am configuring cross forest co-existence between two Exchange Orgs and I would like to clarify the purpose of a particular setting in Exchange. The environment I would like to allow OrgWide Free...
View ArticleCross forest mail routing (Basic authentication over TLS)
Hi, I am in the process of implementing Cross-Forest routing between two Exchange Organizations (Exchange 2010 and Exchange 2013). When I configure the send connector on either side to authentication...
View ArticleGetting 550 5.7.1 Unable to relay when sending from internet to my exchange 2013
I have an edge transport server and the exchange serve setup in my lab.I have configured a subscription OK and its synching fine.I can send mail out OK, but get therror when I try to send from extenal...
View ArticleExternal e-mail disclaimer transport rule is being applied to SMTP relay...
Hi,I recently implemented a rule to add a disclaimer to emails that are received from outside of our network. The rule is fairly simple, in it's current state it basically says If an email is sent to...
View ArticleEmail Not Sent To Mailbox, But in Message Tracking Log Status Receive
I have a problem with my exchange server, because one e-mail does not enter the mailbox, even though the Comodo antispam e-mail log has entered our server, after I investigated, there were some...
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Events and queues
Hi,We use Exchange Server 2010 standard version. We have one mailbox and one hubcas server.We frequently have email queue issue from the gateway to hubcas server. The mails used to get held in gateway...
View ArticleError 554 5.4.6 Hop count exceeded - possible mail loop
Hello,I have an Exchange Server 2013 and i want to configure it to send mail through my antispam.I have configured a custom send connector and then returns the error that i have mentioned in the...
View ArticleSet a message delay rule
Hi Everyone,I have exchange 2010 at the moment (migrating to online next year) and i have task re GDPR purposes to set a 3 to 5 minutes delay across the board to all outgoing emails.I know how to do...
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