Exchange 2013 resubmit mails
HI all,Experiencing issue With Exchange 2013 environment ( 2 servers With cas and mailbox role With DAG)where some of Our emails are beeing resubmitted.So far cant see any pattern on why or where it...
View ArticleConfigure POP3 mail collector.
Hi.I need to configure a POP3 mail connector in Exchange 2013 to download email from a catch all mail acount at our ISP.For technical reasons and because of reliability issues with our internet...
View ArticleExchange: Can send/receive mails from/to every mail server except for Gmail...
HelloI am having the same issue as the user...
View ArticleOWA being used as a spam / phishing platform, how to prevent this
This past Tuesday after hours, my company was the victim of an OWA exploit that caused our domain to get blacklisted due to sending out millions of spams. I was at a loss to explain how that could...
View ArticleWays to renew an expiring Exchange 2013 certificate
We have several Exchange 2013 Mailbox servers with certificates which are going to expire in a month. Those certificates were generated by our domain certification authority (it's Windows Server...
View ArticleExchange 2007 - Messages with attachments greater than ~500KB are not being...
Messages send fine with attachments to most email servers. But we are running into an issue with some messages that do not send if there is a larger ~500KB attachment. I can send a large file to...
View ArticleMail delay for new starters
Hi all,Don't know if this is possible at all - We currently running exchange 2010, and would like to hold all mail for new starters for 2 days whilst they are going through training, as they can become...
View ArticleExchange 2013 - Invalid Recipient with apostrophe in email address
I get the following error message on a new Exchange 2013 server when attempting to send to an email address containing an apostrophe. This was not a problem when we were using Exchange 2007. Any help...
View ArticleExchange 2013 with multi domains Delivery problems
Hello, We have Exchange Server 2013 installed as VM in our Windows Datacenter 2008 R2, we have problems in sending and receiving, we are troubleshooting the Exchange to figure out what are the...
View ArticleMessage Relaying 2013
Hi,I am new to Exchange 2013 and have read many posts regarding this topic, but I'm still a little confused! So any help or advise would be greatly appreciated.Basically, we have a current email system...
View Article451 4.7.0 Temporary server error. Please try again later. PRX2
I'm getting the dreaded "451 4.7.0 Temporary server error. Please try again later. PRX2" error when receiving SMTP mail.does anyone know exactly what causes this error? there are many references to it...
View ArticleDynamic DL expands to no members at Hub
Server is actually Exchange 2007 SP3I have a DDL (one of about 150) and a couple related Hub Transport rules that cc a handful of other individuals when this particular DDL is in the To or CC fields.If...
View ArticleExchange 2010 Relay problem with CAS/HUB array servers
I have three exchange 2010 servers:EXCHCAS01 EXCHCAS02 EXCHMB01 The CAS servers are running both HUB and CAS roles. We have an external address exchmail.thedomain.com that uses DNS round robin for SMTP...
View Articlems exchange server
i have 2 locations. Each location has its own .com address. We have mail setup with ms exchange on each location server. I have a email address at each location. How do I receive mail from location 1...
View ArticleExchange Server 2013, External emails are not coming through. I can send out.
Hello,I am creating Exchange 2013 Lab with 1 Domain Controller (2 NIC, 1 with dynamic IP, second with static IP address), Exchange Server 2013 (Also 2 NIC, 1 dynamic 1 static IP), and Windows 8 (2 NIC...
View Articlehow can i prevent sending emails using telnet from outside
Hello ,i am looking for a solution since 1 month , we have exchange 2010 server with local antispam ( integrated with firewall ) anyone can do telnet ( exchange public ip ) port 25 and can send emails...
View ArticleHow to route mail to spam folder based on SCL threshhold value?
Looking for steps required to force spam mail into users junk folder based on SCL threshhold value.
View ArticleEmail Address Policies
Need help with adding a non-AD user to exchange mailbox. We have a domain @domaina.com and i need to add a user @domainb.com. I have created the UPN in domain and trusts. I then created accepted...
View ArticleExchange Virtual Host
I have an Exchange server that handles example.com. So my users were user@example.com. I added another domain example1.com, now I can create users likeuser@example1.com. Now they have to type the...
View ArticleEmail Messages with "-" Sender ID
Hi All,Hope its going all well, we are facing a problem, in our Exchange daily logs, there is always so many logins with the user name '-' (hyphen), also in our spam filter outbound traffic daily...
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