Configure Install Setup

Fundamental Configuration CentOS
-ntsysv
crond
iptables
kudzu
network
syslog
xinetd
-iptables
rm /etc/sysconfig/iptables
reboot
-vi iptables
iptables -P INPUT DROP
iptables -P OUTPUT ACCEPT
iptables -P FORWARD DROP
iptables -A INPUT -i lo -j ACCEPT
iptables -A INPUT -p icmp -j ACCEPT
iptables -A INPUT -P tcp –dport 80 -j ACCEPT
iptables -A INPUT -P tcp –sport 53 -j ACCEPT
iptables -A INPUT -P udp –sport 53 -j ACCEPT
iptables -A INPUT -P tcp –dport […]

Linux operation commands
ps ax #process status
ps ax | grep httpd #to show only httpd included list
top #computer status
ls -la […]

Installation of GD
-Install zlib for gd
download zlib-1.2.3.tar.gz in /usr/local/src
tar -xzvf zlib-1.2.3.tar.gz
cd zlib-1.2.3
./configure –prefix=/usr/local –shared
make
make install
-Install libpng for gd
download libpng-1.2.20.tar.gz in /usr/local/scr
tar -xzvf libpng-1.2.20.tar.gz
cd libpng-1.2.20
./configure –prefix=/usr/local
make check
make install

Configure Postfix, Dovecot for SSL
–improvement for smtp over ssl authentication
#-issue server certifcate
# cd /usr/share/ssl/certs
# make mail.pem
# Country Name:US
# Province Name:NY
# Locality Name:Manhattan
# Organization Name :CIS
# Organization Unit Name:
# Common Name:mail.configureinstallsetup.com
# Email Address:admin@configureinstallsetup.com
# […]

Installation Of Dovecot
-make group and user dovecot
useradd dovecot
-download dovecot
download dovecot-1.0.2.tar.gz to /usr/local/src
cd /usr/local/src
tar xzvf dovecot-1.0.2.tar.gz
-install dovecot
cd dovecot-1.0.2
./configure
make
make install
create /etc/pam.d/dovecot as
auth required pam_unix.so
account required pam_unix.so

How to install of Postfix mail server
-download postfix
downlad postfix2.4.3.tar.gz to /usr/local/scr
tar xzvf postfix2.4.3.tar.gz
-Install postfix
groupadd postfix
useradd -g postfix postfix
groupadd postdrop
make
make install
#inquiries are all defaults

Step by step setting Oracle Environment Server On Linux (part 2)
Shutdown Oracle Instance (Shutdown Oracle instance before applying patch)
1. su - oracle
2. sqlplus /nolog
3. connect sys as sysdba
4. Password - oracle
5. shutdown
6. exit
To unzip OPatch files (p2617419)
1. […]

Setting Oracle Environment

su - oracle
vi .bash_profile

Append
#Oracle Environment
export ORACLE_BASE=/home/opt/oracle
export ORACLE_HOME=/home/opt/oracle/product/9.2.0.4
export ORACLE_SID=TMS
export ORACLE_TERM=xterm
export NLS_LANG=AMERICAN;
export ORA_NLS33=$ORACLE_HOME/ocommon/nls/admin/data
LD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib
LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib
export LD_LIBRARY_PATH
export PATH=$PATH:$ORACLE_HOME/bin
export PATH=$ORACLE_HOME/bin:$ORACLE_HOME/Apache/Apache/bin:$PATH
Save file

Installation Procedures

Copy Oracle installation disk to /home folder

mkdir /home/setup
mkdir /home/patch
cd /mnt/cdrom
cp *.* /home/setup
cd
umount /mnt/cdrom
eject
repeat step 3-7 for 3 times (3 cds)
cp *.* /home/patch (to copy patch cd to /patch folder)

What is Linux?
Linux is a Unix-like computer operating system. Linux is one of the most prominent examples of free software and open source development; typically all underlying source code can be freely modified, used, and redistributed by anyone.
The Linux kernel was first released to the public on 17 September 1991, for the Intel x86 PC […]

Starting and Stopping Apache.

A script named apachectl is available to control the server. By default, the script is stored in a subdirectory called bin in the directory where Apache is installed. Some Linux distributions may put it in another directory.
The script requires a keyword. The most common keywords are start, stop and restart. The general […]

Installing Apache from Source Files
To install Apache from source files, follow these steps:

Point your web browser to http.apache.org, the Apache home page.

Installing Apache from binaries

To install Apache from binaries is similar to installing Apache from source. Use the following steps to install Apache from binaries:

Point your web browser to http.apache.org/dist/httpd/binaries/linux.
Check the latest version to download it.
The most recent binary is currently httpd-2.0.45-x86_64-unknown-linux-gnu.tar.gz. The binary […]