Random -,,Remote(SocketError) for App Relay
Hi team,On my exchange 2013 server there is a receive connector configured for app relay server (out of many). This is able to connect and send mails but however, out of no where, the app server is...
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Odd characters hidden in phishing email
Hello. We've been getting some phishing emails that appear to be written with standard (English) characters. ..At least that's the way it appears when viewed in Outlook. However, when we copy and...
View ArticleCould 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
View ArticleIs it possible to change an alias into a public folder?
I have an alias email address that is set up to include several people for work but only 2 people have been given access to check the inbox for that alias. I'm looking to change the alias into a public...
View ArticleSMTP Error 421 Service not available Exchange 2013 with CAS NLB
i have an application configured to relay email through exchange 2013 CAS on a custom relay connector. Application successfully send email whole day but with some missed entries show error code 421...
View ArticleSMTP transient error: 421 Service not available
I am facing interim issue with my oracle DB. where smtp relay is working for 99% of emails sent but only 1% being sending failed with error "SMTP transient error:421 Service not available". I am unable...
View ArticlePossible ways to prevent email spoofing at MIME level
Need your help. Recently we are getting so many SPAM emails to sent from our own email address. We have GFI Mailessentials deployed an Edge Transport server. But GFI does block spoofing at the SMTP...
View Articleunable to receive emails from office 365 TLS 1.2
Hi, i have a bit of an issue one of my clients have moved from exchange to office 365 and using TLS 1.2 protocol, while us still being on exchange and not supporting 1.2 as yet what can our clients...
View ArticleDelay 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...
View ArticleRestricting one external domain to send email to internal distribution group
I currently have a internal distribution group which can receive emails from internal user only. How do i configure mail flow so that that distribution group can continue receiving emails from internal...
View ArticleEnable DKIM - Exchange 2010
Hi We are having Exchange 2010 environment with Proofpoint SPAM/Mailgateway. We need to enable DKIM for our environment.How can we achieve this? Please advise.Thanks.,Mr.POP
View ArticleExchange Server 2010 mails bounce back from Exchange 365
All exchange 365 server users bounce our mails back. We use Exchange Server 2010.Other external mails are fine just 365 users.Delivery has failed to these recipients or groups:--- A problem occurred...
View ArticleForce queue emails in exchange
Dears,We have an application that sends a huge load of emails. The application relay through an exchange 2010. We want to use office 365 also to relay emails. Therefore we created a send connector and...
View ArticleMail sent using the wrong send connector
Hello, I have Exchange 2013 Organization with 2 sites. 2 servers in Site1 (CAS and MBX/HUB) and 2 servers in Site2, same roles. I have Fortimail as Smart Hosts in each site. Both connectors has SMTP *...
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Receieve connectors Exchange 2016
In Exchange 2010, we had 4 receive connectors to secure our SMTP traffic.Internet, allowed anonymous access, and in the remote IP ranges the IP's of MessageLabs where configured (so was only accessible...
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Receieve connectors Exchange 2016
In Exchange 2010, we had 4 receive connectors to secure our SMTP traffic.Internet, allowed anonymous access, and in the remote IP ranges the IP's of MessageLabs where configured (so was only accessible...
View ArticleHelp with setting up authenticated external mail relay through our...
I need to configure external smtp relay with authentication on exchange 2013 server. I went through the article below :https://practical365.com/exchange-server/exchange-2016-smtp-relay-connector/This...
View ArticleRelayed email from printer/scanner to different domain in the same office 365...
I need to relay email from printer/scanner using our internal exchange 2013 server "EX1" (int.abc.com domain). Even I need to allow email to other domains like xyz.com. Our user mailboxes are already...
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