Skip to content
FELIPE FERREIRA

FELIPE FERREIRA

System Administrator

  • Home
    • ME
    • Hobby
      • Motogp
  • Linux
    • Amazon-AWS
    • bash
    • LinuxCommands
    • Varnish
    • Centos
    • BashScripts
    • tomcat
  • Exchange
  • ESX
  • Varnish
  • Security
  • Centreon

Tag: Iptables

By : Felipe Ferreira16/03/201823/05/2019
HowTo, Linux Leave a Comment on Raspberry Pi Access Point

Raspberry Pi Access Point

Raspberry Pi Access Point How To
OBJECTIVE:
Raspberry Pi as an Access Point to route all DHCPD clients via (external server, outside my country)
INTRO:
I already have a server …

View the post
Tags: accesspoint, hostapd, HowTo, Iptables, Linux, raspberrypi, raspbian
By : Felipe Ferreira25/04/2016
BashScripts, HowTo, Linux Leave a Comment on iptables block country script

iptables block country script

My own server is daily attacked by SSH scanner and bruteforce scripts.
My fail2ban solution
But as I get hammered by China’s ssh I got tired of it and block …

View the post
Tags: bash, country, deny, IP, ipset, Iptables, Linux, script
By : Felipe Ferreira27/03/2013
HowTo, Linux, Nagios, plugins, Varnish Leave a Comment on check_conntrack_unreplied

check_conntrack_unreplied

Our front end varnish servers expierence a lot of traffic and we currently
must have a iptables NAT that routes from port 80 to port 81, where the varnish daemon …

View the post
Tags: conntrack, Iptables, Nagios, nat, plugin, varnishcheck_conntrack_unreplied
By : Felipe Ferreira12/07/2011
HowTo, Linux, Security 2 Comments on How to setup sshguard

How to setup sshguard

How to setup sshguard
Using Iptables and centos or redhat
(another option is to use fail2ban, checkout my howto here )
1.Download sshguard source and compile it (could also …

View the post
Tags: 5.5, 6, 64, centos, HowTo, Iptables, redhat, setup, sshguard
By : Felipe Ferreira29/03/2011
HowTo, Linux, Security Leave a Comment on NETFILTER PACKET FLOW

NETFILTER PACKET FLOW

NETFILTER PACKET FLOW (kernel):

DROP   will not warn
REJECT will let them know its closed
example:
(RULE CHECK CHAIN)  (THE RULE, WHAT TO DO)
iptables -t filter -A INPUT -s …

View the post
Tags: basic, configuration, FLOW, HowTo, Iptables, netfilter, PACKET, setup
By : Felipe Ferreira28/12/2009
HowTo, Linux 1 Comment on How to setup Samba on CentOS

How to setup Samba on CentOS

How to setup Samba on CentOS/RedHat etc…
Reference to older post (Debian)
Note: You can also login into to the server with
# ssh -X user@server
# yum install system-config-samba…

View the post
Tags: centos, HowTo, Iptables, Linux, redhat, samba, setup, smb
By : Felipe Ferreira02/12/2008
HowTo, Linux, PerlScripts, Security 4 Comments on Squid howto

Squid howto

This week I setup a cool Squid Proxy for our network at the office. What it does?
Follow also the HowTo Setup SquidGuard
1. Caches the websites people visit, so …

View the post
Tags: 1.4, debian, firewall, how to, HowTo, Iptables, Linux, proxy, script, setup, squid, squidguard, stable11, transparent, webmin

Posts navigation

1 2 Next

Recent Posts

  • AWS Solution Architect Study Guide
  • check_vmware_esx slow
  • Linux End of Life table

Categories

SEARCH

https://www.buymeacoffee.com/felipeferreira
All Right Reserve. Theme: Franchise by Moral Themes.