One Kind Of Life

Linux Centos Redhat maintenance change write partition for /etc/fstab

doutdex@gmail.com (Jean Paul Berríos J.) — Thu, 03 May 2012 21:16:07 +0000

Just after login into maintenance mode type: mount -w -o remount /

How to install Zabbix monitoring tool in Red Hat or Centos 6 for Mysql database

doutdex@gmail.com (Jean Paul Berríos J.) — Wed, 18 Apr 2012 20:29:31 +0000

Just add the repository EPEL 64 bits Add the repository EPEL to get last zabbix available #Red Hat 6 or centos 6 (32 bits) # rpm -Uvh http://download.fedoraproject.org/pub/epel/6/i386/epel-release-6-5.noarch.rpm And for 64bit us:- # rpm -Uvh http://download.fedora.redhat.com/pub/epel/6/x86_64/epel-release-6-5.noarch.rpm yum update yum –enablerepo=epel install zabbix zabbix-agent zabbix-web-mysql zabbix-server-mysql zabbix-docs yum install mysql-server /sbin/chkconfig –levels 235 httpd on /sbin/chkconfig [...]

how to set a new date time in linux Centos Ubuntu Freebsd

doutdex@gmail.com (Jean Paul Berríos J.) — Wed, 11 Apr 2012 15:45:13 +0000

Just type to change local time # date +%Y%m%d%T -s “20120412 02:35:00″ 2012041202:35:00 #date Thu Apr 12 02:35:03 CLT 2012 To set UTC time as GMT-0 without taking care the zone time # date -u +%Y%m%d%T -s “20120412 02:35:00″ 2012041202:35:00 # date;date -u Wed Apr 11 22:35:03 CLT 2012 #Utc time Thu Apr 12 [...]

Linux Centos Red Hat how to mount to write /etc/fstab about Repair filesystem read only prompt

doutdex@gmail.com (Jean Paul Berríos J.) — Wed, 15 Feb 2012 17:32:51 +0000

Sometimes installing after reboot the server could present issues to mount some partition, so the way to modify the mount f that is editing the file in Repair filesystem mode. In my case using Centos the issue is solved typing: mount -w -o remount /

Problem vsftp in red hat 5, 421 Service not available remote server has closed

doutdex@gmail.com (Jean Paul Berríos J.) — Thu, 08 Sep 2011 14:58:14 +0000

Trying to install VSFTP on Red HAT 5. I got the following trying to connection via FTP: 230 Login successful. 421 Service not available, remote server has closed connection The workaound without upgrade the package is adding into /etc/vsftd.conf the line connect_from_port_20=YES to then restart the service: service vsftpd restart Issue related on http://bugs.centos.org/view.php?id=3929

SSH Long time delay login to connect using ssh in linux

doutdex@gmail.com (Jean Paul Berríos J.) — Fri, 10 Dec 2010 22:51:17 +0000

I had more of 10 seconds waiting for a connection to a remote SSH linux, well the issue that I got was due to the remote server CENTOS 5.5 because into sshd_config exist a GSS option enabled. Just comment the following line /etc/ssh/sshd_config # GSSAPIAuthentication yes Restart the sshd service into the remote server. service [...]

Status problem instalando o installing in android market with xperia x10

doutdex@gmail.com (Jean Paul Berríos J.) — Tue, 02 Nov 2010 02:23:13 +0000

Hace una semana se me presento un problema al seleccionar “actualizar todo” en el market de android segun revise “carango” se quedo en estado “instalando”. Trate desinstalando el programa que se quedo en ese estado que se llamaba . , pero no funciono, la solucion fue eliminar los archivos temporales de la aplicacion market y [...]

MPEG Headers

doutdex@gmail.com (Jean Paul Berríos J.) — Mon, 02 Aug 2010 18:16:37 +0000

MPEG Headers Quick Reference This is a quick reference to the various headers and streams found in MPEG/DVD. For a complete description you should get a copy of ISO/IEC 13818. This is an incomplete work-in-progress The header Every stream or table begins with a 32-bit start code, codes 00 through B8 are video stream start [...]

Scada application Open source

doutdex@gmail.com (Jean Paul Berríos J.) — Sun, 01 Aug 2010 22:49:35 +0000

What is SCADA? It stands for Supervisory Control and Data Acquisition. SCADA functions by collecting data from remote locations and sending the data back to a central location for the data to be processed and controlled. It is extremely useful for SCADA systems to be implemented on areas which are dangerous and far away from [...]

How to add multiple port listen SSH on FreeBSD

doutdex@gmail.com (Jean Paul Berríos J.) — Wed, 14 Jul 2010 19:56:00 +0000

The way to do is: 1) Edit sshd config “/etc/ssh/sshd_config” vi /etc/ssh/sshd_config 2) Uncomment the line “# Port 22″ and add new lines according to how many listener ports you wants to be available for the SSH service on your machine. In this example we wants to add a new listener for port 10022 and [...]

How to set static IP on Freebsd

doutdex@gmail.com (Jean Paul Berríos J.) — Wed, 14 Jul 2010 19:41:03 +0000

1) Edit config file vi /etc/rc.conf 2) Depends how many interfaces exist is possible to set each one for (em0, em1em2, em…) #Interface 1 with default gateway for 192.168.0.1 ifconfig_em0="inet 192.168.0.10 netmask 255.255.255.0" defaultrouter="192.168.0.1" #Interface 2 ifconfig_em1="inet 192.168.2.10 netmask 255.255.255.0" 3) Save that file “rc.conf” and restart network init # /etc/rc.d/netif restart && /etc/rc.d/routing restart

How to install Samba server on red hat or fedora linux server

doutdex@gmail.com (Jean Paul Berríos J.) — Sun, 11 Jul 2010 15:58:03 +0000

Triying to share files to windows server by network, one way is using a samba server. sudo yum install samba samba-client Edit config file, edir the [glocal] config setting the WORKGROUP, and the networks interfaces allow to the samba service and on the end of the config file check the access for the share files [...]

bwm ng – Bandwidth monitor non graphic console program for all the interface available for Centos and Red hat SO

doutdex@gmail.com (Jean Paul Berríos J.) — Mon, 19 Apr 2010 22:54:10 +0000

Just 32KB size simple to install wget http://dag.wieers.com/rpm/packages/bwm-ng/bwm-ng-0.5-2.el5.rf.x86_64.rpm rpm -ivh /tmp/bwm-ng-0.5-2.el5.rf.x86_64.rpm and exec the program bwm-ng -u bits Refenrence: http://dag.wieers.com/rpm/packages/bwm-ng/?M=D

Share Internet using Fedora – NAT like a gateway to outside access

doutdex@gmail.com (Jean Paul Berríos J.) — Fri, 16 Apr 2010 19:23:23 +0000

Muchos, creo yo, querrán compartir la salida a Internet con alguna pequeña subred que posean en su casa (1 o más equipos), y eso es lo que hace un router, aquí detallaré los pasos seguidos con Fedora para dejarlo como router. Para efectos que se entienda este ejemplo, tengan en cuenta que el PC tiene [...]

Fedora Boot process

doutdex@gmail.com (Jean Paul Berríos J.) — Thu, 15 Apr 2010 22:33:43 +0000

Fedora – The Boot Process Fedora 2 boots is the usual Red Hat way. Its initscripts are more or less similar in the various RedHat versions, as it often happens when a process is tested and mature enought to not need particular changes. Boot Loader Fedora’s default boot loader is Grub, the directory /boot/grub/ contains all the [...]

Modules Linux

doutdex@gmail.com (Jean Paul Berríos J.) — Wed, 14 Apr 2010 20:16:31 +0000

- List available modules in your linux distribution find /lib/modules/$(uname -r) - Load a module modprobe MODULENAME

Cómo saber la distribuciíon y versión de linux en tu PC

doutdex@gmail.com (Jean Paul Berríos J.) — Sun, 11 Apr 2010 16:44:27 +0000

Simplemente abre una consola y ejecuta: cat /etc/issue

Certificación en empresas (Company Certification)

doutdex@gmail.com (Jean Paul Berríos J.) — Mon, 29 Mar 2010 16:10:14 +0000

El mundo actual hace que cada vez más exista una mayor competencia entre compañías de toda índole haciendo que un cliente empresarial ante la eventual búsqueda de algún producto o servicio no pueda decirdirse por completo por una empresa en particular dentro de un grupo de empresas que ofrecen el mismo producto o servicio. Es [...]

Como eliminar o resetear una contraseña de usuario de Windows XP o Vista desde Ubuntu Linux

doutdex@gmail.com (Jean Paul Berríos J.) — Sat, 10 Oct 2009 23:17:05 +0000

Bueno a más de alguno le debe haber pasado que le puso una clave al usuario del windows y se le olvida, pues bueno aquí detallo como hacerlo desde ubuntu utilizando “chntpw”: chntpw – utility to overwrite Windows NT/2000 SAM passwords. En el caso que no tengas ubuntu instalado en alguna particion de tu PC, [...]

MySQL ERROR 1005 (HY000): Can’t create table ‘NameTable.frm’ (errno: 150)

doutdex@gmail.com (Jean Paul Berríos J.) — Wed, 29 Jul 2009 22:25:57 +0000

This error 150 means “MySQL error code 150: Foreign key constraint is incorrectly formed” So the common problem occurs if you try to create a new table with a foreign key without the table source FK (the source table doesn’t exist into DB ), the solution is create first the table source of the FK [...]