The Operation of Subang Jaya Exchange Telekom Malaysia Berhad
The Operation of Subang Jaya Exchange Telekom Malaysia Berhad
The Operation of Subang Jaya Exchange Telekom Malaysia Berhad
Exchange
Two type of Exchange Fetex and AXE Can be Describe Main frame computer, content Hardware and software Lightning arrester Hardware Huge Cabinet that content Interface card, with many output port , each port connected to LEN ( line equipment number ) at MDF ( Main distribution frame) 1 card =4 port = 4 telephone line Software Program that control Telephone network, by using special command This software also show status and information for every telephone line
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Function of Exchange
Provide connection between caller and receiver and disconnect the connection when the conversation is over Record the meter reading for every month for every customer for payment purpose. Provided add-on service for customer. Like quick dial, call diverts. Call waiting and many more. This can be done by typing specific command to telephone exchange Supplying several kind of tone that have own meaning Dial tone: state that exchange ready to receive information from caller Ring tone : alert tone that alert the receiver that someone have calling Busy tone: State that, the call cant be made because all channel are user or no free channel Invalid number tone : tone that state the number that been call are not in service or not available for temporary
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For Example
Bar 1 1 Vertical Pair 1-600 1-1200 Cabinet 20 22 Cabinet Pair 101-700 101- 700 Address JLN SS 18 /1C SBJ JLN SS 18 /6 SBJ
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Copper cabinet
In copper cabinet, there are 2 group of Vertical LEN E- side ( Exchange side) LEN Have direct connection with BAR in MDF with underground copper cable, Avery pair represent same telephone number as pair in BAR D side ( Distribution side ) LEN Avery pair in this LEN are connected with Distribution panel at telephone pole behind customer house or inside customer house Jumpering are done between this two LEN, when there are request for new installation of telephone line
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Copper cabinet
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Fiber to the office (FTTO) Fiber cable that connected Exchange to Secondary Distribution frame (SDF) SDF is are small room inside large bullding , can be describe as mini version of MDF Example cooperate customer premise. likesupermaket, kondominium , apartment, office and other
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Fiber Cabinet
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N value are depend on type of Fiber equipment use usually 30 or 10 channel of telephone line
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internet access
DSLAM Are device that add data service to the telephone line
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(SDF)
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