Symantec brightmail message filter not updating
But first, let's cover some of the fundamental Exchange 2013 concepts that apply here.Looking at the Exchange 2013 transport architecture there are multiple services involved.Where previously the server responded with “550 5.7.1 Unable to relay”, now an SMTP connection from the IP address 192.168.0.181 is allowed to relay successfully.220 E15MB1.exchange2013Microsoft ESMTP MAIL Service ready at Tue, 1000 helo 250 E15MB1.exchange2013Hello [192.168.0.181] mail from: [email protected] 2.1.0 Sender OK rcpt to: [email protected] 2.1.5 Recipient OK data 354 Start mail input; end with . 250 2.6.0 <[email protected]> [In ternal Id=20005957664769] Queued mail for delivery You may be wondering how the server knows which receive connector should handle the incoming SMTP connection, considering that both the “Default Frontend E15MB1” and “Relay E15MB1” connectors are listening on all IP addresses and on the same port (TCP 25).
Get-Receive Connector "Relay E15MB1" | Add-ADPermission -User 'NT AUTHORITY\Anonymous Logon' -Extended Rights MS-Exch-SMTP-Accept-Any-Recipient Identity User Deny Inherited -------- ---- ---- --------- E15MB1\Relay E15MB1 NT AUTHORITY\ANON...
Each Werk has a unique ID, one of the levels Trivial Change, Prominent Change or Major Feature and one of the classes Bug Fix, Feature or Security Fix.
Whenever you make an update to a new Check_MK version please make sure that you have understood all incompatible changes. If you like to get informed about new werks, you can subscribe to various mailinglists which inform you about werks of specific levels.
Here is an example of what happens if I use Telnet to try and send an email to an address that is external to the organization.
220 E15MB1.exchange2013Microsoft ESMTP MAIL Service ready at Tue, 1000 helo 250 E15MB1.exchange2013Hello [192.168.0.181] mail from: [email protected] 2.1.0 Sender OK rcpt to: [email protected] 5.7.1 Unable to relay Receive Connectors.