[CentOS] SNDS: root@ emails problem

HI guys, I have a question related to outing root@ emails from my server. I have a centos server with sendmail and I have installed fail2ban and iptables firewall recently. The problem is: SNDS by hotmail (microsoft) has listed my server on RED color claiming sending SPAM from my server, but

Re: [CentOS] Sendmail SMTP Brute-Force Attack

-attachments.es.html* 2012/6/15 John Hinton webmas...@ew3d.com On 6/14/2012 8:58 PM, Gustavo Lacoste wrote: The problem with my server is: I use it to offer webhosting services. Some customers using Outlook are blocked because they use black listed ips (ips simply are dynamic

[CentOS] Sendmail SMTP Brute-Force Attack

Dear CentOS Community Is totally clear there's no support sendmail platform today, but I need to stop SMTP brute-force attack on sendmail. My server is attacked today, my maillog look like : 4...@myserver.com, proto=ESMTP, daemon=MTA, relay=myserver.com [127.0.0.1] Jun 14 19:07:01 at6412

Re: [CentOS] Sendmail SMTP Brute-Force Attack

[at] gmail.com Home page: http://www.lacosox.org - - *Por favor, evite enviarme documentos adjuntos en formato Word o PowerPoint. Lea http://www.gnu.org/philosophy/no-word-attachments.es.html* 2012/6/14 John R Pierce pie...@hogranch.com On 06/14/12 4:33 PM, Gustavo Lacoste wrote: I need help

[CentOS] Centos 4 repos help me!

Dear CentOS Community Is totally clear there's no support to Centos 4 platform today, but I need to install some packages -ideally- from repositories, so I'll be glad if someone can provide me still working ones, (obviously non-official). If isn't possible I'll move on CentOS5, but (initially)