Category Archives: StradSolutions

Installing Zimbra Mail server on Cent OS 6.5


1. Update your system

#yum update

2. Install prerequisite pakages for zimbra

#yum install sudo sysstat libidn gmp libtool-ltdl compat-glib vixie-cron nc perl libstdc++.i686

3. Modify /etc/host file

#vi /etc/hosts

like this: localhost localhost.local domain
serverip hostname
save it

4. Disable startup service
a. chkconfig postfix off
b. service postfix off
c. chkconfig sendmail off
d. service sendmail stop

5. Modify /etc/sudoers file

#vi /etc/sudoers

comment out * Defaults requiretty * line

6. Disable the firewall

a. chkconfig iptables off
b. service iptables stop
c. chkconfig ip6tables off
d. service ip6tables stop

7. Disable selinux

# vi /etc/selinux/config


save it

8. reboot it

#init 6

9. Download zimbra and install it

a.     #wget – See more at:

b.    extract Zimbra tar file using below command
#tar -zxpvf zcs-8.0.4_GA_5737.RHEL6_64.20130524120036.tgz – See more at:

c. #cd zcs-8.0.4_GA_5737.RHEL6_64.20130524120036

d. # ./ –platform-override
It takes 5-10 minutes
Change Domain Name
Change admin password
10.   #su – zimbra

check zimbra status

# zmcontrol status

11. Go to URL

How to install plesk panel on linux?

1. mkdir /root/plesk

2. cd /root/plesk

3. wget

this is 64bit CentOS version.

To give it execution permissions

4. chmod +x


5. Run the auto installer


6. After installation, open Internet Browser and go to below URL:



Co – Location

Colocate your business servers with Strad and get the best value deals for your rackspace at the Strad Data Center. Highly advanced and secure colocation facility allows us to provide the best rackspace solutions for clients


Colocation Hosting Provider Features:

• Reliability and Uptime
• Data center reliability is rated using a four tier classification system. Our Data Centers are comprised
of well-maintained cooling and power units with redundant colocationcomponents, and are fault tolerant,
providing 99.982% uptime.
• The Data Center mainframe constantly monitors power, cooling, network, dual-powered hardware,
infrastructure, fire risks and numerous other factors that can impact the uptime of a colocation
facility. Regardless of where your servers are hosted, making absolutely sure that your business-
critical data is protected and delivered with utmost performance is absolutely essential to the uptime
of your web applications and the functionality of your business. Strad Solutions guarantees just that:
to always be up and running, even when you’re not.

Strad Solutions : Dedicated Server

A Dedicated Server or Managed Hosting service is a type of Internet hosting in which the client leases an entire server not shared with anyone else. Customers have full control over the server(s), including choice of operating system, hardware, etc.

Hardware :
• Being the heart of the server, the hardware can be characterized by its brand and specifications. intelAMD
• Performance wise, server programs, such as Apache or MySQL, rely heavily on processor speeds and server memory. On top of that, video and audio saturated applications,ERP applications and websites require even higher operating speeds.
• We at,Strad Solutions,use only the most highend processors and Storage for a Flawless Performance.

Operating Systems :OS

• Plethora of OSes are being used in the hosting Industry from Linux Flavors to various Windows Editions.These are the two most widely used operating
• Microsoft Windows is best suited for hosting ASP.NET code, MS SQL Server or the use of Microsoft IIS.

• On the contrary, Linux OS is appropriate for open source applications such as Apache/php/mysql (LAMP) or Ruby On Rails.ERP

Bandwidth :
• Dedicated servers, being utilized mainly for mission-critical operations and heavily loaded websites and applications, require massive amounts of bandwidth to perform at the desired level.
• Strad Solutions makes use of high powered networks through a multi-provider blend of bandwidth, in order to achieve greater levels of redundancy and a stable 99.982% uptime.

Strad Solutions : VPS

• VPS Hosting is a type of web hosting that uses Virtual Private Servers. VPS1
• Although the websites are hosted on the same physical machine, VPS allows each
website to be fully independent as if each were on its own separate machine. vpsvssharedvsDS
• A VPS runs its own copy of an operating system, and
customers have superuser-level access to that operating system instance,
so they can install almost any software that runs on that OS.
• For many purposes they are functionally equivalent to a dedicated physical server,
• They are priced much lower than an equivalent physical server,
but they share the underlying physical hardware with other VPS
other instances on the same hardware node.

VIRTUALISATION :  virtualizor

• At Strad Solutions,we use XEN,Open appsVz,KVM,VMware etc as
virtualisers.Everything, is decided by the kind of performance we
expect from our servers.esxi
• VMware ESXi ,Hyper-V are ideally used for
Windows VPS virtualization.
• KVM,Open-VZ and Xen are ideally used for
Linux VPS Virtualization.



Application of VPS :

• Hosting websites such as E-Commerce Websites,Video/Audio

Streaming Websites,Business Websites with database and email hosting etc.applications
• Using Various Control Panels for hosting such as CPanel,Plesk,KLoxo etc.
• Email Hosting for Exchange Servers,Smarter Mail etc.
• DNS Servers,IRC Servers etc.
• Applications developed on various platforms such .NET,php ,SQL etc.

Strad Solutions Data Centers

• Strad Solutions Servers are located in India and The US.
• In India, Our Data Center is Located in Mumbai and in The US the Servers are located in Data Center at Chicago.
• The Indian Data Center is a TIER 3 Certified* Data center with a Network Uptime Guarantee of 99.983%.
• Features like N+1 Redundancy for Power and Bandwidth Subscription from Multiple Providers like Reliance, Tata,Airtel,Vodafone and MTNL allows us to provide our Customers a Fault Proof and a Downtime Proof Connectivity.
• Consistency and Connectivity are the Two Pillars of our Entire Setup.
• Security is a paramount factor in any Hosting Service and we have made sure there is only Solicited and Authorized access to our servers. This is done through various modern-age features like 2-Stage Authentication,CCTV and 24X7 Security Monitoring.