Yearly Archives: 2012

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28 12, 2012

MySQL- basic commands in Mysql

By |December 28th, 2012|linux, rhel, SQL|0 Comments

To login from unix shell. [mysql dir]/bin/mysql -h hostname -u root -p *Note: use -h only if needed. Create, List, Use and Delete Databases Commands create database This command is used to create a Database on the sql server.. Syntax: create [db name]; Eg: create employees; show databases This command id used to list all [...]

22 12, 2012

EXIM — MTA

By |December 22nd, 2012|linux, rhel|0 Comments

Exim ===== Conf : /etc/exim.conf - exim main configuration file /etc/localdomains - list of domains allowed to relay mail Log : /var/log/exim_mainlog - incoming/outgoing mails are logged here /var/log/exim_rejectlog - exim rejected mails are reported here /var/log/exim_paniclog - exim errors are logged here Mail queue: /var/spool/exim/input Cpanel script to restart exim - /scripts/restartsrv_exim Email forwarders [...]

30 11, 2012

Config-Server-Firewall

By |November 30th, 2012|linux, rhel, server hardening|0 Comments

Installing CSF---config-server-firewall Downloading the Packages --------------->wget http://www.configserver.com/free/csf.tgz --------------->tar zxvf csf.tgz --------------->cd csf This is where the paths diverge: cPanel server, or non-cPanel server. --------------->./install.cpanel.sh If you are running a non-cpanel redhat server: --------------->./install.sh ---------------> /etc/init.d/csf restart First run following command that you have all the required iptables modules available for running CSF full. Don’t worry [...]

30 11, 2012

Gstreamer-ffmpeg Packages for rhel

By |November 30th, 2012|linux, rhel|0 Comments

1. Download the latest atrpms-repo rpm from http://dl.atrpms.net/el6-x86_64/atrpms/stable/ 2. Install atrpms-repo rpm: # rpm -Uvh atrpms-repo*rpm 3. Install gstreamer-ffmpeg rpm package: # yum install gstreamer-ffmpeg [fusion] name=fusion baseurl=http://apt.sw.be/redhat/el6/en/x86_64/rpmforge/ enabled=1 gpgcheck=0 [atrpms] name=atrpms baseurl=http://dl.atrpms.net/el6-x86_64/atrpms/stable/ enabled=1 gpgcheck=0  

27 11, 2012

Creating a Certificate Authority OR Self Signing

By |November 27th, 2012|linux, rhel|0 Comments

To create the private Certificate Authority we could make one as below.. How the whole thing works 1.First create Certificate Authority with needed credentials as per needed certificate details.To sign a certificate signing request the authority must have a certificate with same credentials as that of certificate signing request . so after configuring /etc/pki/tls/openssl.cnf with [...]

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