Nv Digital Network Engineer Interview Questions and Answers

Q1. Packet flow of fortigate device
Ans. 
Packet flow in Fortigate device involves ingress, inspection, decision making, and egress stages.
• Ingress stage: packets enter the Fortigate device through interfaces

• Inspection stage: packets are inspected based on security policies and rules

• Decision making stage: Fortigate device determines actions to take on packets (allow, deny, etc.)

• Egress stage: packets exit the Fortigate device through interfaces
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Q2. What is SD WAN
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SD WAN stands for Software-Defined Wide Area Network, a technology that simplifies the management and operation of a WAN by separating the networking hardware from its control mechanism.
• SD WAN utilizes software-defined networking (SDN) concepts to dynamically route traffic across the WAN based on real-time data and application requirements.

• It allows for centralized control and management of network traffic, providing i...read more
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Q1. What do you know about routing?
Ans. 
Routing is the process of selecting the best path for network traffic to reach its destination.
• Routing involves determining the optimal path for data packets to travel from the source to the destination.

• Routers use routing tables to make decisions on how to forward packets based on destination IP addresses.

• There are different types of routing protocols such as RIP, OSPF, EIGRP, and BGP.

• Static routing involves manually ...read more
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Q2. What do you know about switching?
Ans. 
Switching is a networking technique used to forward data packets between devices on a computer network.
• Switching involves the process of receiving, analyzing, and forwarding data packets within a network.

• Switches operate at Layer 2 (Data Link Layer) of the OSI model.

• Switches use MAC addresses to determine the destination of data packets.

• Switches create separate collision domains and broadcast domains, improving network...read more
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This round was easy . It has basic questions of English

Q1. There were few sentences which you have to repeat and complete
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Q1. It was supposed to be technical round but in interview they asked tell me about yourself, strength weaknesses. Interview was supposed to be from 10-11 AM interviewer joined on 10:30 and it was over by 10:...read more
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Normal aptitude group discussion assignment case study

Coding test assignment one on one round

Q1. Technical vs no tech
Ans. 
Technical skills are essential for a Network Engineer, but soft skills are also important for effective communication and teamwork.
• Technical skills are necessary for configuring and troubleshooting network devices.

• Soft skills like communication, teamwork, and problem-solving are crucial for working effectively with colleagues and clients.

• Balancing technical expertise with interpersonal skills is key to success in the r...read more
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Q2. Dhcp vs dns gdp vs rdp frp vs 30nd
Ans. 
DHCP is a protocol used to assign IP addresses dynamically to devices on a network, while DNS is a system that translates domain names to IP addresses.
• DHCP assigns IP addresses to devices on a network dynamically

• DNS translates domain names to IP addresses

• RDP (Remote Desktop Protocol) allows users to remotely connect to a computer

• FRP (Fiberglass Reinforced Plastic) is a material used in construction

• 30nd does not seem to
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Q1. What is network,DHCP, SWITCH, ROUTER AND IP.
Ans. 
Network is a collection of interconnected devices that communicate with each other using protocols.
• DHCP (Dynamic Host Configuration Protocol) is a network protocol that automatically assigns IP addresses to devices on a network.

• A switch is a networking device that connects devices on a local area network (LAN) and forwards data packets between them.

• A router is a networking device that connects multiple networks and for...read more
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Q2. Network is more devices connected is a network
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Q3. DHCP IS A Dynamic Host Configuration Protocol
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Q1. Introduction 🤣
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Q2. Tell me your weakness ? 🤣
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Coding is a most important in computer

Aptitude test online mode for the mcq

Group discussion in a company details for tha gd

Assignment test for tha mcq test online

Q1. Interview questions is the most important round
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Q2. Self introduced and company details
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Q1. Hr round is document verification
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Q2. Self introduced and education details
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Q1. Define optical fibre
Ans. 
Optical fibre is a thin, flexible, transparent fibre made of glass or plastic that can transmit light signals over long distances.
• Optical fibre is used in telecommunications to transmit data at high speeds.

• It consists of a core, which carries the light signals, surrounded by a cladding layer that reflects the light back into the core.

• The core and cladding are protected by a buffer coating to prevent damage.

• Optical fibr...read more
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