Massive SPAM and Virus Sending
Dear NC, i have lots of SPAM which is relayed through one of my Exchange 2013 Servers. Sending Mails via SMTP is allowed for Exchange Users to let them send with Clients like Thunderbird. I have...
View ArticleOriginating IP Address Question POP vs. Exchange
Hello, got emails bounced back from a receivers domain because of a "lockout policy" from domain or IP address...here is the question: If the sender connects to Exchange to send POP mail then their...
View ArticleDNS conditional forwarder messed up mail flow between forest domains - Split...
I have what might be a simple problem but i'm not sure. We have two AD domains in separate forests. Both have separate Exchange 2013 deployments.One is for a company we are taking over and I...
View ArticleDistribution Group Sender Restrictions Not Working
I've created a new distribution list via the ECP and added myself to it. In the list's details, under delivery management, I have 'Only senders inside my organization' ticked. However, when I send an...
View Articlemigration 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...
View ArticleUnable to receive mail in Exchange 2013/OWA
Hi all.I'm fairly new to Exchange Server, so do forgive me if this is an extremely stupid/simple question.I've set up a copy of Exchange 2013 on Windows Server 2012 R2 Datacenter (a clean install, may...
View ArticleChange catch all e-mail
Hello,I think i have a catch all account on my profile.I have installed the spam filter, but i got a lot of junk. I use echange 2013.I see now that there are people sending me to adres: dgfhfjjf@ and...
View ArticleDirect all messages to a separate third-party SMTP server?
Hi AllI plan to use a SMTP Arciving feature in my archiving solution (non Microsoft). I wish to send a BCC copy of every message to a particular SMTP server (installen on archiving software). In...
View ArticleExchange 2013 and 2010 co-existence, The mailbox of user that is located on a...
Dear Team,I am facing a strange issue we are running exchange 2013 with 2010 in co-existence mode,we are in the process of migration mostly all the mailbox are migrated to exchange 2013.when one of the...
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zen.spamhaus.org not rejectin' mail on exchange 2013 edge
Hi guys.Need some help with investigation why RBL list on exchange 2013 (zen) did not reject SPAM.Spam was sent to a user in our organization although that IP is blacklisted by zen...
View ArticleToo many Undelivered Messages
Dear All.I am getting too many undelivered emails to my account. It shows as if i am sending the emails. I dont know what might have went wrong. Delivery has failed to these recipients or...
View Articlehow to trace messages caught by malware filter
I edited the default malware filter to notify me when a message is caught. Today I have been bombarded with these messages. I assume they are originating internally since we use a cloud based...
View ArticleExchange Online mail forwarding to other users
I want to forward mail to a lot of user. I have done with rules but mail forward to all users with subject "fw: mail subject". I do not wanna this style. Mail forward to all users with orjinal subject...
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Content filter - Exchange Edge 2013 a few questions
Hi there!Is it possible to configure exchange:Instead of SCL Qurantine Mailbox that every user would get mail to their mailbox, and added ****SPAM**** to subject line to those emails?With best...
View ArticleStop Outbound Phishing
Hi everyone,we detected phishing spam mails are being sent at high rate from our single Exchange ServerMessages are sent by: "******@*******citibank.com", with this subject: "Your Credit Card Has Been...
View ArticleCannot Send/Receive email externally.
Setup two AD Controllers and so far one EX10 SP3. All running on top of Hyper-V 2012 r2. Routing email internally is fine, but cannot get email to send or receive from external sources.Doubled check...
View ArticleXML in body converted to Attachment in Exchange 2013
We are receiving emails from a 3rd party that are supposed to come with XML in the body of the email. When we receive them Exchange seems to be taking the XML from the body of the email and making it...
View ArticleMaximum Attachment Size In Microsoft Exchange Server 2013
HiPlease share how much file size in MB (attachment) we can send on email in Microsoft Exchange Server 2013 platform.Thanks
View ArticleCan't receive email from certain domains with Exchange 2010
Hello,I have recently ran into a problem with my Exchange 2010 server. I can not receive emails from certain domains. There is only 2 domain names in particular (only one user from each domain has...
View ArticleReceiving email issue
Hello,i have problem cannot receive emails from some domains i don't know how many domain , but daily receiving complain from users cannot able to receive email from domain. today i check the...
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