SDH | SDH Frame | Synchronous Digital Hierarchy | Urdu and Hindi

What is SDH Technology Synchronous Digital Hierarchy?
What is SONET?
SDH = Synchronous Digital Hierarchy.
What is PCM Pulse code Modulation?
What is T1 and E1 lines?
What IS PDH Plesiochronous Digital Hierarchy?
What is System Clock synchronisation?
What is Synchronous?
What is Plesiochronous?
What is Asynchronous?
What is STM-N Levels?
SDH explained.

STM-1 155.54Mbps.
STM-4 622Mbps.
STM-16 2.5Gbps.
STM-64 10Gbps.

POH Path Overhead.

What is Virtual container? = POH + Container.

VC 11, VC 12, VC 2, VC 3, VC 4.

What is SOH Section Overhead?

What is Regenerator Section Overhead RSOH?

What is Pointer AU-PTR?

What is Multiplex Section Overhead MSOH?

What is Virtual Container VC?

What is Tributary Unit TU?
VC + Pointer.

Tributary unit Group TUG.
Administrative Unit AU.
Administrative Unit Group AUG.

SDH Network Element.

Regenerator.

Terminal Multiplexer or Path Terminal Element (PTE).

What is ADD/DROP Multiplexer?

What is Digital Cross Connect DXX?



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About Academy
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Academy of Technology
Academy of Technology is an online resource in Urdu and Hindi languages.

The website focuses on providing quality video lectures and notes related to topics. Our aim is to help people by giving them comprehensive information and techniques to improve their knowledge in computer and communication networking. Our focused audience is beginner level but some topics need some background.We are opening doors for everyone to get some knowledge.Our target study areas are

Technology.
Computer Networks.
Telecom Networks.
IT Trainings.
Basic Sciences

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To be recognized and respected as one of the best online educational resources.

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Our mission is to provide best online education in the Urdu language.
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About me
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Hafiz Salman Ahmad
MS Computer and Communication Networks


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