HCLTech Network Engineer Interview Questions, Process, and Tips

About the networking issues

Q1. BGP OSPF ,inter Vlan routing ,IP addressing and subnetting
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Q2. Switching cisco 9k serion ,juniper,hauwai, cisco ASR
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Q1. Basic discussing about salary and current work environment
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Q1. What is MED ?
Ans. 
MED stands for Multi-Exit Discriminator, a BGP attribute used to influence the path selection in a network.
• MED is a 32-bit value included in BGP updates to indicate the preferred path for outbound traffic.

• Lower MED values are preferred by BGP routers when selecting a route.

• MED is typically used to influence outbound traffic flow from one AS to another.

• MED is not mandatory and is only considered when comparing routes fr...read more
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Q2. How to check interface in router?
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To check interface in a router, you can use the show interface command in the router's CLI.
• Access the router's CLI interface

• Use the 'show interface' command to display information about all interfaces on the router

• Check the status, IP address, and other relevant details of the specific interface
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Q3. What is ospf and how it works?
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OSPF (Open Shortest Path First) is a routing protocol used to find the best path for data packets in a network.
• OSPF is a link-state routing protocol that uses Dijkstra's algorithm to calculate the shortest path.

• It operates within an autonomous system (AS) and exchanges routing information using link-state advertisements (LSAs).

• OSPF routers maintain a link-state database to build a topology map of the network.

• The shorte...read more
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Q1. Salary discussed
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Q1. What BGP OSPF VPN
Ans. 
BGP, OSPF, and VPN are all protocols used in networking to facilitate communication and secure data transmission.
• BGP (Border Gateway Protocol) is used to exchange routing information between different autonomous systems on the internet.

• OSPF (Open Shortest Path First) is an interior gateway protocol used to find the best path for routing within a single autonomous system.

• VPN (Virtual Private Network) is a technology tha...read more
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Q2. Smtp rstm vlan intervlan
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Q1. Ethereal channel
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Q2. OSPF BGP ethereal vpn erc
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Q1. Wireless basics
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Q2. Cisco and Aruba products
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Q1. Family details were asked
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Q2. Why do you want to join
Ans. 
I want to join because of the opportunity to work on cutting-edge technology and contribute to a dynamic team.
• Excited about the opportunity to work on cutting-edge technology

• Interested in contributing to a dynamic team environment

• Seeking professional growth and development in the field of networking
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