An Essay On Enterprise Networking Communications Essay

Published: Last Edited:

This essay has been submitted by a student. This is not an example of the work written by our professional essay writers.

There is two main telephone system; Private branch exchange (PBX) and A key system or key telephone system (KTS). PBX and KTS are similar but KTS system is evolution from PBX system. Private branch exchange is used in large company, office, corporate and key telephone system is used in small office.

Private branch exchange involves central processor and switchboard operator. Key telephone system operates with key to switching the calls to several internal extension lines. But the main equipments of both systems are same:

  • Telephone instruments
  • Private Branch Exchanges (PBXs)
  • Key Telephone Systems (KTSs)
  • Automatic Call Distribution (ACD) Systems
  • Voice Processing Systems
  • Telephone Answering Machines
  • Telephone Call Information Loggers(CIL)
  • Facsimile Machines
  • Moderns
  • Local Area Network (LAN) Bridges
  • Local Area Network (LAN) Routers
  • Multiplexers

Above Customer Premise Equipments (CPE) are the main equipments that would be installed to telecommunications.

Available Features

Some features available in both PBX and KTS systems. The features: to dial other extensions, to dial outside lines, to make an enquiry call to another extension whist connected an external call, to transfer the external call to the extension where an enquiry call had just been made, are four main basic features of PBX and KTS. Below too many features are also available in Private Branch Exchange.

Enterprise Networking NCC Education

  • Account Code
  • Alternate Number Ring
  • Attendant
  • Auto Dialler
  • Automatic Attendant
  • Automatic Hold
  • Automated Directory
  • Automatic Call Distribution (ACD)
  • Barge-In
  • Billed Calls Only
  • Boss-secretary functions
  • Call Back
  • Call Centre
  • Call Forwarding
  • Call Monitoring
  • Call Recording
  • Call Return
  • Call Through
  • Call Transfer
  • Call Trace
  • Call Park
  • Call Pickup
  • Call Waiting
  • Calling ID
  • Camp On
  • Computer Telephony
  • Conference Call
  • Consultation Hold
  • Device Inventory
  • PBX Direct Inward System Access (DISA)
  • Direct Line (HOT Line, Private Line Automatic Ring down)
  • Disable Call Waiting
  • Do Not Disturb
  • Extension Dialling
  • Extension Mobility
  • Fax on Demand
  • Follow Me
  • Forward on Busy/No Answer
  • Hunt Group
  • Incoming Queue
  • Interactive Voice Response
  • Intercom
  • IP Telephony
  • Last Number Redial
  • Least Cost Routing
  • Location-Based Routing
  • Message Waiting Indicator
  • Mobility Extension (Mobex)
  • Night Answer
  • Non Supervise
  • PBX Busy Ring
  • PBX Calling Plans
  • PBX Custom Greeting
  • PBX Custom Menus
  • PBX Failure Alarm
  • PBX Hold
  • PBX Incoming Only
  • PBX Music on Hold
  • PBX Outgoing Only
  • PBX Override Line
  • PBX Performance
  • PBX Series Completion
  • PBX Seize Call
  • PBX Toll Restriction
  • Predictive Dialling
  • Public Address
  • Restricted Extension
  • Screen Pop
  • Skill Based Routing
  • SMS Server
  • Soft Phone
  • Speed Dial
  • Three Way Calling
  • Voice Broadcasting
  • Voice Messaging
  • Voice Paging (PA System)
  • Voice Portal
  • Visual Phone Dialler
  • Wake-up Call
  • Web-Base-Mac

Enterprise Networking NCC Education

Equipment and Installation Cost

To install require at least two telephone lines. That telephone line license fee is US$ 1,000 per a line to government. That is including in installation cost.

Private Branch Exchange is suitable for Townsville Police Department. PBX system is low charge in large corporation's network than KTS. The equipment costs are: Central Processor with maximum 50 extensions ports is US$ 1,660. Switchboard Operator Computer is US$ 2,200. Each extension phone is US$ 45. Cables costs are involved in installation cost.

To installation the PBX system in the Townsville Police Department, the service charge is US$ 2,500 and if numbers of extension phone are large than 50, US$ 500 for over charges fee. Cables should be twisted pair with RJ11 jack that includes 4 pairs of wire. Cables cost is US$ 3 per 10 feet. Some features require hardware, so that hardware cost depend on which features are used in office.

Operating Cost

After installation during three months, maintenances costs and replacing devices costs are free for not user false. And during the next one year, maintenances costs are free. All hardware devices require to service 2 times in a year. That service cost is US$ 100 per a time. To operate, annual fee is US$ 20. Incoming charge is free and outgoing fee: for over sea call is US$ 1 per unit (40 seconds) and for local call is US$ 0.004 per unit.

Recommendation for Telephone System

Now a day, most of office used single site telephone communication. That has many benefits for corporations also police office. Example; has many features to operate, no charge to call each other in office. The suitable telecommunication system for police office is PBX system because that is low cost and many features are available.

Call to external and call to internal extensions features are main base features of telecommunication network. So these features including external calls receiving should be used in office. Transfer call and enquiry call to transfer features are also main features of single site telephone communication.

Caller ID and Call trace are required; caller id is useful to save personal detail with caller number or blocking the number. Call trace features is required to trace in special situation. Also useful feature is call recording. Automatic Call Distribution (ACD) is important to improve the handling of intensive call quantities. It is useful when call answerer handles call entirely.

Call barring feature is useful to limit the destinations to which calls may be dialled directly from an individual extension phone. Call diversion has three features; call diversion of all call, call diversion receiving no reply and call diversion on receiving a busy signal.

Extension Night Service enables individual extensions to receive external calls when the switchboard is power off or closed. Follow me feature provide when phone is busy external calls automatic transfer to else extension. Call forwarding is forward all incoming call to another extension. Call hold and call waiting are used to avoid caller overhearing. Conference call allows over two extension or external calls to connect at the same time.

Voice Processing System should used in some case, which are staffs or constables out of the office, at a meeting, lunch break, doing other important work and does not want to be disturbed, ill or at the dentist, on holiday and already making another telephone call. Voice message and Voice paging (PA) systems are popular features for voice processing system.

Above features of PBX are effective and affordable communication systems these provide to low budget office telephone system, so we recommend to use.