small enterprise server - linux · pdf fileshared ﬁlesystem for linux/unix clients small...

SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement

File & Printservices

Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Small Enterprise ServerComparison

Toshaan Bharvani - Trilands bvba

<[email protected]>

Linux Konferenca 2009

28 September 2009

Small Enterprise Server Toshaan Bharvani - Trilands bvba 1 / 27

SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Table of contents1 General overview

2 Technical setupOperating systemUser ManagementFile & Print servicesWeb hostingEmail solutionDocument ManagementCRM SolutionExternal connectionsVirtualization

3 Business caseLicenseSetupMaintenace

4 Conclusion


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

1

General overview


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Introduction

Server software solution

All-in-oneEasy to installEasy to manage

Client integration :

Be able to support all clientsUser friendlynessSingle sign on


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Target size

Small & Medium Enterprise size :

1-3 users (free)3-20 users (standard)20-75 users (professional)75 users and upwards (enterprise)


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Software Architecture table

Operating System : Linux (CentOS, RHEL, Ubuntu, . . . )

User Management : OpenLDAP

MTA : Sendmail (Postfix)

Collaboration/MDA : Zarafa

Web Server : Apache

Application Server : Tomcat

Document Management : Alfresco

CRM : SugarCRM

File & Print Server : Samba (NFS) & CUPS

FTP Server : vsFTP (ProFTPd)

Remote connection : OpenVPN

Firewall : iptables


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

2

Technical setup


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Operating system

Linux : Enterprise version

CentOSRedhat Enterprise Linux (RHEL)Ubuntu LTSSuSE Linux Enterprise Server (SLES)(Debian)

Comprehensive software packages

Long livespan (API/ABI)

Security & Stability


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

User management

Central user / identity management

LDAP standard (X.500 standard)

OpenLDAPRedhat Directory Server (CentOS / Fedora)Sun Directory ServerApache Directory ServerMicrosoft Active Directory

Contains user information

Contains identity of user


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

File & Print services

Samba File Server

File server for Windows, Mac OS, Linux, Unix, . . .Full file server

CUPS Print Server

CUPS print serverSamba connector for integration into Windows and Mac

NFS

Shared filesystem for Linux/Unix clients


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Web hosting

Apache web server

Most used web serverModules to extend more functionalityWeb programming / scripting languages

php, Perl, python, . . .

Tomcat Application server

Java Application serverIntegration with Apache


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Email solution

MTA : Sendmail / Postfix

Secure email serverIntegration with LDAP (central user mangement)

MDA : Zarafa

Support for : MAPI, POP, IMAP, CalDAVOutlook integration through MAPIMAPI is a standard, but not openZarafa Webaccess is similar to know user-(un)friendlinessMySQL backendMTA frontend required (Sendmail)


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Document Management

Alfresco Enterprise Content Management

Document management with Sharepoint supportContent management systemIntegration with LDAP for central user managementIntegration with Outlook, Zarafa WebaccessRequires : MySQL (PostgreSQL), Java JDK, TomcatOther competition open and closed


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

CRM Solution

SugarCRM

Most used Customer Relationship Management softwareImportant to businessIntegration with LDAP for user managementIntegration with Zarafa through Z-MergeIntegration with Outlook and Zarafa WebaccessRequires MySQL, php

Other packages are bulky and big


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

External connections

OpenVPN

Connect to the internal networkSecure through encryptionFull access as on the internal network

Proxy

Private connection over internetSecure connection for getting to internal systemLimited to what is predefined

Port forwarding

Connection to internal port over SSH or ProxyLimited to one port per connection


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Virtualization

XenSource Xen kernel (provided by distribution)

KVM integrated into kernel (provided by distribution)

OpenVZ addition possible

VMware ESX(i)

VirtualBox


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

3

Business case


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Assumptions

Small enterprise of 20 people

Internet connection with fixed IP

Domain name with external DNS management

Routing function

Server hardware identical for all software setup

Clients are already functional with Microsoft Office (inclOutlook)


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

License

Microsoft Small Business Server

Server System license feeServer Client license fee (CAL)Client Software license fee

IBM Lotus Foundation

Server System license feeServer Client license feeClient Software included with client license

Small Enterprise ServerCHOICE (is confusing for some)

Server System licenseServer Client licenseClient Software license


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

License Fee Overview

MS Windows SBSStandard

IBM Lotus Founda-tion

RHEL ZarafaProfessional

CentOS ZarafaProfesional

Serverlicense

550 euro(incl 5 CAL)

221 euro 279 euro 0 euro

Clientlicense

1350 euro(15 CAL)

3024 euro(21 CAL)

560 euro 560 euro

Total 1850 euro 3245 euro 838 euro 560 euro


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Setup

Linux Consultant is more expensive

Linux distribtions takes less time to install

Additional software is available through single software tool(yum, apt, . . . )

Average Linux system administrators know somethingabout Windows (not true in reverse)


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Setup Costs Overview



RHEL Zarafa Pro-fessional

CentOS ZarafaProfessional

Time 6 hours 2 hours 5 hours 5 hours

Price/hour

50 euro 150 euro 100 euro 100 euro



SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Maintenance

Server Software lifespan

Microsoft : 3-5 yearsIBM : customer basedEnterprise Linux : 5-7 years

Downtime

Linux : 0.5% more uptime180 euro per month saving with LinuxPrice of loss of image/business ?


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

4

Conclusion


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

The bottom line



RHEL Zarafa Pro-fessional

CentOS ZarafaProfessional

License 1850 euro 3245 euro 838 euro 560 euro

Setup 300 euro 300 euro 500 euro 500 euro



SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

Conclution

Cheaper

Better

Faster

=⇒ More possibilities available


SmallEnterprise

Server

ToshaanBharvani -

Trilands bvba

Generaloverview

Technicalsetup

Operatingsystem

UserManagement


Web hosting

Email solution

DocumentManagement

CRM Solution

Externalconnections

Virtualization

Business case

License

Setup

Maintenace

Conclusion

The End

The End

Hvala

Toshaan Bharvani - Trilands bvba <[email protected]>

http://www.trilands.be/publications

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http://www.trilands.be/publications

small enterprise server - linux · pdf fileshared ﬁlesystem for linux/unix clients small...

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