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Nortel Meridian 1 – Option 11C Family of Definity PBXs.

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Presentation on theme: "Nortel Meridian 1 – Option 11C Family of Definity PBXs."— Presentation transcript:

1 Nortel Meridian 1 – Option 11C Family of Definity PBXs

2 Thought For The Week No Question Is A Bad Question! Nortel Business Key Telephones

3 PBX Fundamentals PBX Features And Functions PBX Configurations DEFINITY ECS Hardware PBX Networking Basics Of Automatic Call Distributor Lessons In Unit 2:

4 PBX Systems Are Similar To CO Switches. Key Point

5 At the End of Lesson 1, You Should Be Able To: Describe the Main Components Of A PBX Explain How A Call Is Made Through A PBX Define Direct Inward Dialing (DID) Name and Briefly Describe Key PBX Functions Name and Briefly Describe Common Auxiliary PBX Equipment Like CO Switches, PBX Systems Are Powerful Computerized Systems That Offer A Wide Range Of Sophisticated Features.

6 The General Structure of Most PBXs Is Similar, And Includes The Following Major Components, Shown On The PBX Components Diagram: Trunks To Connect The PBX To The Telephone Company Extension Lines To Connect The PBX To Internal Telephones PBX Components

7 Continued Equipment Cabinet: Main Processor, Trunk Cards, And Line Cards Telephones And Attendant Console Administrative Terminal PBX Components


9 The Connections Between A PBX And CO Switch Are Called Trunks. Trunks Are Usually Large-Capacity Connections. Businesses Configure Their Trunks Depending On Their Telephone Systems, Business Needs, and Employee Calling Patterns. PBXs Can Connect To Three Types Of External Networks. Trunks

10 The Connections From Individual Telephone Sets To The PBX Are Called Lines, Or Extension Lines. Each Line Is Formed By A Twisted Pair Of Copper Wire, And Is Assigned A Telephone Extension Number By The PBX Administrator. Extension Lines

11 The Equipment Cabinet, A Large Metal Box In The Main Equipment Room, Is The Heart Of The PBX. Much of the Cabinets Circuitry Is Contained On Electronic Circuit Cards That Slide Into Slots And Plug Into A Main Processor Board. Equipment Cabinet

12 Most of Equipment Cabinets Are One Of Two Main Types: Trunk Cards Contain The Circuitry Necessary To Communicate With the CO Switch. Station Cards Contain the Circuitry Necessary To Communicate With Internal Telephone Extensions. Equipment Cabinet

13 Telephone Sets Are Designed To Work With A Particular PBX System. Each PBX Telephone Set Includes Programmable Features That Can Be Enabled Or Disabled By The Companys Telephone System Administrator. Telephones and Attendant Console

14 A Computer Workstation Provides Administrative Access to the PBX System. The Company s Telephone Administrator Uses The System To Configure The Wide Range of Features And Options Available. Administrative Terminal

15 Line Card Densities Across PBXs Vary From Eight To 32 Ports Per Card (How Have We Encountered Line Card Density In The Lab?) Cable Pairs Required For A Proprietary Telephone One Pair Of Cables Is Always Required For Analog Telephones. Digital Telephones Can Require Two, Or More Pairs Of Cables.

16 Distinctive-Code Feature Access Users Access A PBXs Principle Features By Code Dialing. *7 – Call Pickup *8 – Call Hold Examples Of Distinctive Code Feature Access *3 – Call Forwarding Nortel Meridian 1 Option 11-C PBX

17 Single-Button Feature Access Users Access A PBXs Principle Features By Dialing Individual Single Buttons. Call Pickup Call Hold Call Forwarding Examples Of Single-Button Features Access Nortel Meridian 1 Option 11C PBX

18 Making A Telephone Call Within A PBX Environment Is Very Similar To Making A Call From Home Using The Public Telephone Network. When You Lift The Receiver, Placing the Telephone In The Off-hook Position, The Telephone Signals The PBX That It Needs A Connection. The PBX Then Sends Dial Tone To The Extension Telephone, And Waits For Incoming Touch Tones. Making a Call on a PBX

19 The Primary Function Of A PBX Is To Provide Internal Access To Telecommunications Trunks Provided By A Telephone Company. A PBX Can Queue, Or Hold, Calls Until A Trunk Becomes Available. Call Routing

20 In Addition To Its Core System Features, A PBX Can Provide Many Supplementary Services: Call Hold Music On Hold Hunting Call Restrictions Or Class of Restriction Call Tracking Supplementary PBX Features

21 DID Connects Incoming Callers Directly To The Employees They Need To Talk With. DID Is An Effective Means Of Increasing Customer Contact While Reducing The Load On PBX Operators. Direct Inward Dialing (DID)

22 Direct Inward System Access (DISA) Allows An Outside Caller To Dial Directly Into The PBX System, Then Access The System s Features And Facilities Remotely. DISA Is Typically Used to Allow Employees To Make Long Distance Calls From Home Or Any Remote Area, Using The Company s Less Expensive Long Distance Service. Direct Inward System Access (DISA)

23 Enables Callers To Dial A Telephone Number And A Password To Gain Access To PBX Features. CO – Class 5 Switch Business Traveler Long Distance Network Tie Line NYC OfficeChicago Office Restricted Verses Unrestricted DISA Feature. Security With DISA Is A Problem.

24 Many Telephone Sets Now Include Special Function Keys To Access Popular Functions Such As: Call Forwarding Call Transfer Speaker Paging Speed Dialing Message Waiting Light Station Set Features

25 PBX Operators Are Often The Most Vital Part Of A Company s Information System. In Addition, They Can Provide The Following Key Functions From The PBX Operator Console: Call Processing Company Directory Assistance Organizing Meet-Me Conference Calls Night Service Camp On Attendant Console Services

26 The Following Management Features Provide Detailed Information On Calls Being Processed And Completed Through A PBX System. Call Detail Reports (CDRs) Test Reports Busy-Hour Studies Administration and Management Reports

27 A Variety Of Other Systems Can Be Added To A PBX To Provide Specialized And Enhanced Services. Voice Response Voice Recognition Call Following Automated Call Distributor (ACD) PBX Enhancements

28 Follow-Me Forward – User Keeps The PBX Informed As To Where She Or He Is, i.e. Office, Number, Home Number, Cell Number. Cell No. 1st Choice Home No. Work No. 2nd Choice 3rd Choice Outside Caller Choices Change – Caller Preference Nortel Meridian 1 Option 11C PBX

29 PBX Enhancements Follow-Me Call Flow

30 Other Common Types Of Auxiliary Equipment Include: Station Message Detail Reporter (SMDR) Uninterruptible Power Supply (UPS) Direct Station Selector (DSS) Headset Other Auxiliary Equipment

31 In Addition To The One-time Installation Cost, A PBX System Usually Incurs The Following Ongoing Charges: Equipment Maintenance, Upgrades Lease or Finance Charges Trunk Usage DID Termination Service Charge DID Numbers In Blocks of 10, 20, or 100 Office Space, Heating/Cooling, Electrical Power Staff Salaries And Training PBX Costs And Requirements

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