Multicast in Telecommunications
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Questions and Answers

What is the main purpose of a VSAT?

  • Voice calls only
  • Satellite tracking
  • Data transmission (correct)
  • Broadcast television

How does a VSAT communicate with the satellite?

  • Using copper wires
  • Wireless links (correct)
  • Through underground cables
  • Via microwave signals

Which organization is mentioned as a licensed VSAT service provider in India?

  • ISRO
  • IPSTAR
  • Thaicom
  • BSNL (correct)

What is the approximate height of a VSAT station?

<p>3 meters (C)</p> Signup and view all the answers

What type of satellites are used by BSNL for providing VSAT services?

<p>Kuband Satellites (D)</p> Signup and view all the answers

Besides data transmission, what other service does BSNL provide through VSAT?

<p>VOIP service (D)</p> Signup and view all the answers

What is the role of the Rendezvous Point (RP) in a network enabled for multicast?

<p>Serve as a central point for all nodes in the network to communicate with (D)</p> Signup and view all the answers

What is the purpose of the multicast operation in a network?

<p>To ensure one copy of the messages reaches all interested receivers (A)</p> Signup and view all the answers

How are multicast groups identified in a network?

<p>By using Class D IP addresses ranging from 224.0.0.0 to 239.255.255.255 (D)</p> Signup and view all the answers

In a multicast-enabled network, what happens when a node subscribes for a particular stream?

<p>It informs the RP of its interest in the stream (A)</p> Signup and view all the answers

What is the function of the Central Point (RP) when messages are sent in a multicast network?

<p>Ensures replication of messages to reach all interested receivers (D)</p> Signup and view all the answers

What role does the logical tree structure play in an MPLS VPN customer network enabled for multicast?

<p>Facilitates the communication of multicast customers with the Rendezvous Point (A)</p> Signup and view all the answers

What is the main advantage of MPLS VPN for enterprises?

<p>Better uptime, security, flexibility, and performance (D)</p> Signup and view all the answers

Which technology enables secure Virtual Private Networks (VPN) to be built for enterprises?

<p>MPLS VPN (C)</p> Signup and view all the answers

What is the primary purpose of MPLS VPN for businesses?

<p>Transport all types of network traffic among branches securely (C)</p> Signup and view all the answers

Why is MPLS VPN considered a premium connectivity product for enterprises?

<p>It provides uncondensed, symmetrical bandwidth with full-duplex traffic across multiple sites in a full-mesh topology (C)</p> Signup and view all the answers

What guarantees can a Service Provider offer through MPLS VPN to its customers?

<p>Service guarantees with regard to bandwidth throughputs, latencies, and availability (A)</p> Signup and view all the answers

How does an MPLS VPN connection benefit an Enterprise's network traffic handling?

<p>Allows seamless transport of voice, video, and data among branches without touching the Internet (D)</p> Signup and view all the answers

What type of reports are available for analysis purposes in the EB Portal?

<p>NoC Reports (D)</p> Signup and view all the answers

What is the purpose of preparing Circle-wise details from the Detailed list of Leased Circuits having 75% bandwidth crossed?

<p>To generate additional revenue for BSNL (C)</p> Signup and view all the answers

How often are the Detailed list of Leased Circuits having 75% bandwidth crossed reports taken from NOC Bangalore?

<p>Quarterly (C)</p> Signup and view all the answers

What type of procurement activity is a major focus for providing 'Total Network Solutions to the Enterprise Customers'?

<p>Networking equipment procurement (D)</p> Signup and view all the answers

What does CPNE stand for in the context of the text?

<p>Customer Private Network Establishment (B)</p> Signup and view all the answers

What can Circles / Field units request from NoC according to the text?

<p>Customized reports (C)</p> Signup and view all the answers

What does the OLTE Password Update Status report monitor?

<p>Monitoring of password updating of OLTEs in TEEVRA App (A)</p> Signup and view all the answers

Which report monitors the conversion from LL to FTTH against LL disconnections?

<p>LL to FTTH Conversion Report (C)</p> Signup and view all the answers

What is the focus of the Bring back Customer Report?

<p>Monitoring of bringing back disconnected numbers (D)</p> Signup and view all the answers

Which report is dedicated to monitoring the achievement of IN Services like FHP, VPN, and UAN?

<p>IN Achievement Report (D)</p> Signup and view all the answers

What does the Daily Achievement Reports monitor?

<p>Monitoring of daily achievement of LL/BB/FTTH/BAF on any day and cumulative in the month (C)</p> Signup and view all the answers

What is the main focus of the Monthly Performance report?

<p>Monitoring of Target v/s Achievement of 11 zones for LL/BB/FTTH in a given year (B)</p> Signup and view all the answers

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