Wipro L2 Network Engineer Interview Questions, Process, and Tips

Q1. What is use of routing and its uses?
Ans. 
Routing is the process of selecting the best path for network traffic to reach its destination.
• Routing helps in directing network traffic efficiently

• It determines the best path for data packets to travel from source to destination

• Routing protocols like OSPF, BGP, and EIGRP are used to exchange routing information

• Routing tables are used to store information about network paths

• Dynamic routing adjusts to network changes a
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Q2. What is IPS? How does it work?
Ans. 
IPS stands for Intrusion Prevention System. It is a network security technology that monitors network traffic to detect and prevent malicious activities.
• IPS is a network security technology that monitors network traffic in real-time.

• It can detect and prevent malicious activities such as hacking attempts, malware infections, and denial-of-service attacks.

• IPS works by analyzing network packets, comparing them to a databa...read more
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Q3. Firewall works at what layer?
Ans. 
Firewall works at the network layer.
• Firewall operates at the network layer of the OSI model.

• It filters and controls incoming and outgoing network traffic based on predetermined security rules.

• Examples of firewalls include hardware firewalls, software firewalls, and cloud-based firewalls.
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Q4. Define firewall generations and their roles
Ans. 
Firewall generations refer to the evolution of firewall technology and their roles in network security.
• First generation firewalls - packet filtering based on IP addresses and ports

• Second generation firewalls - stateful inspection and improved security features

• Third generation firewalls - application layer filtering and deep packet inspection

• Fourth generation firewalls - next-generation firewalls with advanced threat pr...read more
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Q5. What is IP Spoofing?
Ans. 
IP Spoofing is a technique where an attacker impersonates another device by falsifying IP address in order to gain unauthorized access.
• IP Spoofing involves manipulating the source IP address in a packet to deceive the recipient.

• It is commonly used in DDoS attacks to hide the true source of the attack traffic.

• Prevention methods include implementing ingress and egress filtering on network devices.

• Examples of tools used f
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C fibonacci series program asked, Area of interest, about any additional certification

Q1. Simple discussed about company and package
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Q1. Tell me brief about yourself & what are the roles and responsibilities in day to day work profile? Questions from Nexus switch-- VPC? , steps to create vpc? Switch stacking? How does we can set MAC on ...read more
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Q1. What I carried from my current job and nexus switches questions.
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Q2. How I will achieve the IOS upgrade when only I have 10 minutes left in PE window??
Ans. 
Use pre-staged image and fast transfer methods to achieve IOS upgrade within 10 minutes.
• Pre-stage the image on the device before the upgrade window

• Use fast transfer methods like TFTP or FTP to transfer the image quickly

• Ensure all necessary configurations are saved and backed up before the upgrade

• Have a rollback plan in case of any issues during the upgrade
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Q3. Basic questions on my work and last can I do my job in night shifts?
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Q1. What is my expectations and why
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