account – HeelpBook

Active Directory – The Target Principal Name is Incorrect

Posted onAugust 19, 2019August 19, 2019

During an Active Directory domain controller upgrade or after deploying a new VM of Windows Server (then promoted to Domain Controller), we could observe replication issues on the Domain Controller which also owned the PDC emulator role. Read More …

ssmtp – How to send e-mails and schedule them from Linux

Posted onJuly 27, 2018February 18, 2019

Email notification are usually used in almost every environment to check if your brand new server (or multiple servers, even thousands) are up and running without the need to log onto it every 5 minutes to check everything is ok. Read More …