There is a way to have two or more synchronized Imap servers, an example would be: If the mail [email protected] receives an email, the mail [email protected] also receives it, which is on a completely different server, in a few words the mail will be duplicated on both servers, in case some are down, the others ...

Generally, when a site is changed servers, the DNS logs take several hours to be replicated. This implies a significant downtime in sites with many visits. To avoid this downtime we have some tips for you. Modify the TTL TTL is the DNS record expiration time. Most websites have a ...

Nmap is not usually installed by default, therefore we proceed to it. Debian, Ubuntu, Linux Mint and derivatives: sudo apt -y install nmap Centos 7, Rhel 7 and derivatives: sudo yum install nmap -y The most used command is simply nmap hostname, this command will give you a list of all open ports and their …

With the news of the disappearance of CentOS 8 Linux and its multiple changes which will make it go from a stable enterprise-grade system to a beta system (for testing) many users have expressed their discontent, but it is not just standard users , These are multimillion dollar companies which you know ...

METHOD “A” ADVANCE INVOICE WITH CREDIT NOTE 1.-We enter DOCUMENTS - NEW DOCUMENT 2.-We select the client to enable the documents that we can make and click on INVOICE 3.-We add the payment data, method, payment in a single payment 4.-In SAT code we use 84111506, ACT Unit Concept or description: ADVANCE ...