Pros and Cons of EPABX (Electronic Private Automatic Branch Exchange)

August 3rd, 2019

It is a telephone exchange that provide services for a business or office as opposed to one that a common carrier or telephone company operates for many businesses or for the public.

They are also referred as PABX which is a branch exchange and EPABX.


The electronic private automatic branch exchange has made day to day working in the offices much simpler especially in the area of communication. The EPABX may be defined as a switching system that makes available both internal and external stitching functions of any organisation. The selection of an EPABX both the internal and external needs of the organisation are thoroughly served. The EPABX can boast of versatile features.

There is a feature of a call transferring and forwarding is another area enabling  mobility of the users.

The other advancements are call transferring and forwarding is another area enabling mobility of users.

The selection of an EPABX must be done by a thorough study of the needs of the office.

The exchange supports features like voice DISA-n-auto attendant . This feature helps in doing away with a receptionist or an attendant. The specification ensure inbuilt paging , auto fax homing , hot outward failing , remote MIS provides all kinds of IVR Solutions.   


 Before fixing EPABX System:                                                          

  • The area should be well protected from rain conditions.
  • The area should be air conditioned.
  • Power back, power connections and earthing issues must be checked and verified properly.
  • The room must be dust free.
  • Connection diagram mentioning the places to fix EPABX machines and computer for programming.
  • Wiring must be planned having the future enhancements in mind.

After fixing EPABX System:

  • The number plan and the list of extension should be documented.
  • Every extension should be numbered based on MDF( Main Distribution Frame) and stored for future references.
  • The configuration should be done based on the guidance of the service provider.
  • After configuring the extension lines , they should be checked and verified.
  • A back up of the program file will help you for future reference.

Pros and cons of EPABX:


  • Cost Reduction:

There is no need to buy extra boards or expensive add ons while sharing this system.

It can easygoing scale and it’s easier to add more lines or increase severe capacity.

You can also opt for different vendors by eliminating the need to buy from a single vendor and reducing the cost on moves and changes to the system.

  • Choice:

There are various options to choose from the Internet server to the vendors.

You can choose which server or device to use your system z

You can choose the operating system and also a variety of phones from different manufacturers.

  • Flexibility:

Expand the network when there is a need. Even when you move premises or expand to different places., they can easily shift without a change in the number.

It can easily connect employees who work from home to the office network. This also helps employees connect to the IP phone while travelling.

  • Sharing of resources:

Within the office , the employees can share phone lines. Several extensions may be connected to a single phone line , this reducing the overall phone expenses.

In case of external calls , they may be routed from a single incoming mode and directed to the clients extension number.

  • Easy programming:

It is totally programmable. It facilitated complex installation procedures and other integrated requirements for communication.


  • Customer service is handicapped:

It doesn’t not provide other necessary features and it’s time consuming when it comes to install a new feature.

  • Constant power supply:

It requires proper planning and designing of your infrastructure to minimise power consumption and proper cabling to avoid power outages due to improper wiring .

  • Does not provide communication connectivity to a mobile workforce:

This limits the capacity of businesses with a considerable amount of travelling employees.

A solution to this is to upgrade to this system with integrated gateways installed.

  • Installation and configuration of the standard system incurs a huge investment cost:

The initial set up and configuring of the devices take a considerable amount of time and money . This can be mitigated by the use of virtual applications or by installing a optimal network that avoids unnecessary equipments.

  • Upgrades and maintenance downtime:

During this time , the system is shut down resulting to considerable loss for a company.

A solution to this would be to implement upgrades.

A back up system or server could also be implemented so it doesn’t yield downtime but requires a large investment for additional equipment.


Network devices usually have a life up to 5 years before it requires replacement. It also takes 3 years before a business requires line expansions .

This entails the purchase and installation of additional equipments to get new users which requires considerable budget.

To avoid maintenance costs , you can adopt a virtue or cloud PBX system.

Guidelines :

Use your telephone system connected with EPABX system to dial another extension. Internal office communication will have four digit number of other extension to make your office communication process easier .

You can also dial outside number by pressing 0 or 1 form your office communication telephone system . EPABX system will get you the dial tone which you dialled upon the configuration by the technician.

You can transfer your office communication calls to different extensions after pressing “trans” key .

You can place your office communication telephone system calls on hold by pressing “hold” button in the EPABX system.

You can log on to your administrator web page or refer the user manual for other usage related instructions .

Telephone system connected with EPABX system are a boon for all industries.

Analog versus digital phone system:

Analog phones transfer sound through continuous waves. These signals are easily disturbed by external interference such as noise and weather conditions which turns fuzzy in analog phones.

The quality of sound is much better in this system .

This system is a great gateway with which it can incorporate the traditional telephone lines to this advanced voice and data growth.

This changing scenario has boosted up organisations to great flexibility , better connectivity and more benefits.




Pros and Cons of Biometrics:

July 20th, 2019


Biometrics is the technology which is used to measure and analyse human characteristics which include fingerprints,Irises, facial recognition, DNA, etc.
A unique aspect of identifying features for security purposes than that of a normal password or security codes is done by biometrics.

Pros and Cons of Biometrics:

Biometrics are very much now in the market because it identifies a person’s identity which is extremely hard to replicate.

  • It provides all the services according to convenience. It makes the password strong and complex.
  • They are stable and enduring. It can identify a person in spite of small variations.
  • Strong authentication and accountability which cannot reprobate.
  • It requires very less database memory and small storage.
  • It provides safety and are non- transferable.
  • It takes very less time to scan a fingerprint.
  • It also recognizes distinct characteristics.
  • It is very easy to operate and most people are familiar with this technology.
  • The iris scanners are well protected.
  • The iris is kept stable usually even decades.
  • Each iris has a specific pattern .
  • The voice recognition is very reliable .
  • It is very easy to use and very safe.
  • It is very difficult for another person to forge as it is well protected and make sure it doesn’t get spammed.
  • The keystroke is the most relevant technology available today .
  • It is very quick to operate.
  • It is impossible for another person to copy by observing somebody type.
  • There is no user interface.

The biggest cons of biometrics is that it is considered as invasive and people don’t feel comfortable giving out their personal details.
Specific cons for each biometric system goes as follows:

  • The major challenge is the process of biometric is that it is captured and mapped to an identity.
  • There is lack of accuracy which can lead to failure of the biometric system.
  • Privacy is the biggest issue of the biometric solution.
  • If once the information is hacked, it can lead to many serious consequences.
  • At times error in biometric devices appear like false rejection and acceptance.
  • It is due to inability to read the distinct characteristics of an individual.
  • It is a circumstance where the device rejects an user who is an authorized person
  • It is expensive and involves cost in getting the system up and running and the maintenance.
  • Integration is another issue which is complex and makes the technology’s invasive.
  • Acceptance of an authorized person is also a challenge when an individual feel uncomfortable.
  • At times , it causes injury to the fingerprint during the verification process.
  • The technology can also be used to replicate and stealing a persons identity.
  • They are very expensive as it costs much to set up a system.
  • A fairly short distance has to be kept by a person to get the exact reading.
  • An individual’s voice can also be copied.
  • It covers a large amount of storage when it comes to various patterns.
  • An authorized person must know how to operate the keyboard to get the exact analysis of the pattern.
  • False identity can occur if the algorithm used is incorrect.

The biometric technology is used by military bases, airports and also by large firms.
These devices which are mostly used in the current scenario are facial scanners , door locks , hard drives and more.

How to use Biometrics Access System:

Check your system before turnout:

Make sure that the it detects the correct physical characteristics.
Install the necessary equipment’s and test the devices before hand.

Spread information about usage:

Give the correct information and the guidelines to ensure the workers to use properly.

Comprehensive security plan:

Include biometrics with other necessary mechanisms like alarms, motion sensors and video surveillance.

Backup plan:

If there is malfunction while accessing biometrics , add on some more measures which can secure the system through PIN and passcodes.


Biometrics have additional aspects to keep an individual’s personal information private.
A certificate can also be used to authenticate identity.
Before implementation for a single factor authentication , make sure you understand all the legal information and other risk factors.
Biometrics are ways to use and also ensures customer satisfaction.

Future in the field of biometrics:

Security and customer satisfaction is the most important aspect which biometrics focuses on.It will become a revolution in the future and will set up a mark for the people to access this system for there security.
This will extend further to developing cities and other ecological systems.

New innovations and modern methods have shaped the technology.
It will be available for both enterprises and customer services which will include fingerprint face and iris scanning.

They have started to expand this system in medical fields all over the world.

The Aadhar program in India has brought this system to over a billion citizens to use this system.
Biometrics are going corporate in the future.
They are also finding new ways to authentic and access systems.
It is improving its accessibility and other necessary innovations.

Government agencies are increasingly using biometrics systems in variety.
Data privacy is a broad topic that pertains to technology and policy.
Biometrics uses are vast and beneficial for all the commercial organisation.
It is now turning to use identification and also for other purposes.

Introduction of multi modal biometric will be extended by many terms.
This technology confronts realistic performance.
Authentication is reasonable to expect and will contain some more form of biometric data.
It also allows a comparison with stored data in documentation.

Biometrics will certainly gain increased acceptance in all kinds .
It will also include new quality to security solutions .
Biometric authentication in the economic sector will reduce the need for physical objects like cards.
There will be two developments in response to this situation which are the attitude of people and the development.

The biometric mechanisms will make the operations easier and convincing.
They will also include body shape recognition, investigation of body parts , analysis of electrical and other fields and face and head vibrations during speaking.

In conclusion , biometrics is being more advanced with the upcoming technologies with its both negative and positive aspects.
It can lead us to a comparatively security solution.