Configure a Microsoft Exchange server 2003 as a Front-End Server

The interesting thing in an organization is to have secure access from the outside, That's what DMZs are used for, and logically we're not going to put an Exchange server in it with its mailboxes, since users do not need to access from the LAN to the DMZ. What you do is create one or more servers that act as a Front-End in the DMZ that have Exchange, but only for external connections, SMTP and HTTP/HTTPS traffic would enter so that users from the internet can view mail by OWA. In this step, we will create a Front-End server and see how it would be configured. It is assumed that in the LAN we will already have our(s) server(is) with MS Exchange mailboxes accessed from the LAN with MS Outlook-type mail clients.

Exchange shutdown problem 2003 in Domain Controller

Este es un procedimiento ‘sencilloes para cuando se tiene instalado Microsoft Exchange 2003 en un servidor MS Windows 2003 con función de controlador de dominio. Es un fallo reconocido por Microsoft pero no solucionado (hasta ahora), así que si tenemos eso instalado cada vez que queramos reinciar o apagar el servidor podemos tirarnos fácilmente 30 minutos esperando a que acabe de cerrar todo, para evitar estar ese tiempo, la ‘soluciónes crear un fichero BAT con estas lineas para que pare los servicios y luego ya apagemos o reiniciemos el servidor de forma manual; el problema es que se pega Exchange 2k3 con IIS 6.0. Puedes bajar el BAT de AKI y hacerlo tu a mano con estas lineas como mínimo:

Using Ettercap

Sniffing techniques are becoming more popular every day, Arp-Spoof, dns-spoof, man in the middle, etc, But there are many who believe that they are reserved for the gurus of the network, and until recently it was like that, but in this as in everything, over time, The Internet has made it possible to rapidly develop tools that make what was previously very complex, Now it's a child's thing (I'm not sure if that's good or bad).