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Target host responded with Error. 535 5.7.3 Authentication Unsuccessful.

Exchange Server Mail Submission Error. 

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Could Exchange Server support the encryption strength (Cipher:...

Dear Support, Could you help to check if Exchange servers (e.g. Exchange 2013 and Exchange 2010) can support the encryption strength (Cipher: DHE-RSA-AES256-SHA)?Thanks!Best Regards, Daniel

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Remote Socket Error Exchange 2013 SMTP Receive LOG

I am getting remote socket error messages in Exchange SMTP Receive log. Can anyone guide me how to trace & resolve the issue.My Oracle DB logs also show 421 service not available error.Br,AA

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Migration from Exchange server 2010 to 2013

Hii,,we have installed exchange 2013 in exchange 2010 environment.User's can send email within Ex2010User's can send email within Ex2013User's can send email from Ex2010 to Ex2013But cannot send from...

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Could Exchange Server support the encryption strength (Cipher:...

Dear Support, Could you help to check if Exchange servers (e.g. Exchange 2013 and Exchange 2010) can support the encryption strength (Cipher: DHE-RSA-AES256-SHA)?Thanks!Best Regards, Daniel

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Unable to increase default receive message size in Exchange 2013 DAG

We are trying to increase exchange on-prem Receive message size, but for some strange reason its not working. emails exceeding 15MB size sent from outside are dropped silently. 

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outlookdn.aspx file on exchange server 2013

Hi Team,Our security team has found a file in the name of outlookDN.aspx  on one of the exchange server that is running CAS roles its running exchange server 2013, the security team is saying this is a...

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microsoft exchange server 2013 auth certificate expired on Next Month

Hi,We are receiving emails for Microsoft Exchange 2013 auth certificate going to be expired by next month. Please let me know the procedure to renew the Microsoft Exchange Auth certificate 2013 on all...

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BCC recipient should be limit 10 only and we should be send 500 mails per...

Hello Team,This is Yagna, my requirement is "I have to send 500 mail only per hour  and BCC recipients should be limit 10 only, if more than that they should be bounce back after 500 & 10 for...

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hard direct fail and no available shadow servers

I was going through message tracking, external user may not be receiving emails from us, and I ran into these two errors I had not seen before, Hard Direct Fail and No Suitable Shadow Servers. the...

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simplify transport rules with regex?

To log emails by project, we've got about 1600 mail transport rules configured where if a string is detected in the subject it sends a bcc of the email into a corresponding mail-enabled public...

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421 4.3.2 Service not active

Hi,E2K13CU1 with default settings added to working existing E2K10SP3 organization.Mail doesn't leave Drafts folder (sent form OWA).Telnet to server at port 25 responds after MAIL FROM: with:421 4.3.2...

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Transport error between two exchange sites

Hi there,a customer of mine has several sites with Exchange 2013 CU18 to CU21. Between two sites there are smtp transport problem. Sometimes Emails get stuck in the queue of the sending server, smtp...

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Hybrid enviroment with exchange 2010 and office 365 E3. Encription problem.

Hi. My name is Robin I live in Sweden. I'm a tech manager. We are deploying office 365 in a hybrid environment with Exchange 2013.We are discovering OME newest update and have successfully tested on...

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Hybrid enviroment with exchange 2013 and office 365 E3. Encription problem.

Hi. My name is Robin I live in Sweden. I'm a tech manager. We are deploying office 365 in a hybrid environment with Exchange 2013.We are discovering OME newest update and have successfully tested on...

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migration 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...

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Delay in Internal Mail Delivery

Hi,We have an Exchange 2013 DAG setup as below in our environment .Primary Site - Node1 & Node2DR Site - Node3The above servers are setup with multi role (Mailbox and CAS)The issue is that slow...

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Exchange 2013 Server does not support secure SSL or TLS connections externally

Exchange 2013 Server does not support secure SSL or TLS connections externally I need to setup external email sending capability for a web-site campaign but I can't get emails to send using TLS or SSL,...

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