D-VoiS Communications Network Support Engineer Interview Questions and Answers

Q1. What is IPRAN solution
Ans. 
IPRAN solution stands for Internet Protocol Radio Access Network, which is a network architecture that combines IP/MPLS and mobile technologies.
• IPRAN solution is used to provide high-speed internet access to mobile users.

• It helps in optimizing network resources and improving network performance.

• Examples of IPRAN solution providers include Cisco, Huawei, and Juniper Networks.
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Q2. What is the different types of L2VPN we have
Ans. 
Different types of L2VPN include Ethernet VPN (EVPN), Virtual Private LAN Service (VPLS), and Layer 2 Tunneling Protocol (L2TP).
• Ethernet VPN (EVPN) - Uses BGP as the control plane protocol for distributing MAC addresses across the network.

• Virtual Private LAN Service (VPLS) - Extends a LAN over the network, allowing multiple sites to appear as if they are on the same LAN segment.

• Layer 2 Tunneling Protocol (L2TP) - Creat...read more
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Q1. -tell us about yourself
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Q2. -what experience do u have as a network engineer
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Q3. What do you know about Huawei
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Q4. What is MPLS protocol and in what situations do we use it
Ans. 
MPLS (Multiprotocol Label Switching) is a protocol used in high-performance telecommunications networks to direct data packets along predefined paths.
• MPLS is used to improve network performance by efficiently routing data packets based on labels instead of IP addresses.

• It is commonly used in scenarios where quality of service (QoS) and traffic engineering are important, such as in large enterprise networks or service p...read more
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Q5. Explain the three different INTER_AS solutions their advantages and disadvantages
Ans. 
Three different INTER_AS solutions and their advantages and disadvantages
• Option 1: Option A - Advantages: Scalability, Disadvantages: Complexity

• Option 2: Option B - Advantages: Simplicity, Disadvantages: Limited scalability

• Option 3: Option C - Advantages: Flexibility, Disadvantages: Potential security risks
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GPON technology MOBILITY STrategic

Q1. GPON mobility st
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Q1. Strength weakness
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Depends on Role and skillset they are required.

Q1. Mostly on technical part related to roles and responsibilities.
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Q1. Few basics questions along with salary discussions.
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Q2. Few basics questions along with salary discussions.
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How does chatgpt work? describe tn, fn, tp, fp and what is the formula?

Q1. Tell me about your previous role
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BGP IS-IS OSPF related questions

Self Introduction & Some Random Topics Maybe Related To HUAWEI Or From Core ECE Subjects Or Related To Technologies Used By Telecom Providers , here they only test for confidence and willingness to take initiatives/interest in GD because in projects we have to deal with Front Lines/Customers all around the world

Q1. Basics Of DATA COMMUNICATION NETWORKING like OSI Model Vs TCP/IP , TCP/UDP, CDMA Vs GSM , Types Of IP Addresses
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Q2. They generally prefer those candidates who are having basic knowledge of Routing Algorithms Like Dijkstra , Spanning Tree etc
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Q3. They may also ask for any favourite subject from any of semester then they might go with deep dives in that subject
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Q4. For experienced candidates if they can answer questions related to these protocols like OSPF , BGP, MPLS , L2/L3-VPN then this might create a good impression for recruiters to assign in domains like IP-NC...read more
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Q1. What is your family background?
Ans. 
My family background is diverse and multicultural.
• My parents are from different countries, which has exposed me to different cultures and traditions.

• I have relatives living in various parts of the world, allowing me to have a global perspective.

• My family values education and has always encouraged me to pursue my interests in technology.

• I have a sibling who is also in the IT field, which has further fueled my passion fo
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Q2. Where do you see yourself in 5 years?
Ans. 
In 5 years, I see myself as a senior network engineer leading a team, implementing cutting-edge technologies, and contributing to the company's growth.
• Leading a team of network engineers

• Implementing advanced networking technologies

• Contributing to the company's growth and success

• Continuing professional development and certifications

• Building strong relationships with clients and stakeholders
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Q3. What are your strengths and weaknesses?
Ans. 
My strengths include strong technical skills, problem-solving abilities, and excellent communication. My weaknesses include a tendency to be overly detail-oriented and a desire for perfection.
• Strength: Strong technical skills - I have a deep understanding of network protocols, routing, and troubleshooting.

• Strength: Problem-solving abilities - I am skilled at identifying and resolving network issues efficiently.

• Strength...read more
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Q4. Tell me about yourself.
Ans. 
I am a highly skilled and experienced Network Engineer with a strong background in designing, implementing, and managing complex network infrastructures.
• I have a Bachelor's degree in Computer Science with a specialization in Networking.

• I have worked for 5 years at XYZ Company, where I was responsible for maintaining and troubleshooting network systems.

• I have extensive knowledge of routing protocols such as OSPF and BGP...read more
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Q5. Some situations will be given and your reaction in order to overcome that will be counted
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