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HCL Group L2 Network Engineer Interview Questions and Answers for Experienced
HCL Group L2 Network Engineer Interview Experiences for Experienced
1 interview found
Anonymous
Selected
I applied via Company Website and was interviewed in Mar 2022. There were 3 interview rounds.
It is great discussion between manager and me, they were generally asked about network and it's components
They generally asking about VLAN, SWITCHES AND ROUTER, SDWAN , HOW NETWORK WORKS
Interview questions from similar companies
(2 Questions)
- Q1. How does a packet flow over the internet
- Ans.
A packet flows over the internet by being encapsulated in various network layers and routed through different devices.
Packet is created at the application layer with data and destination IP address
Packet is then encapsulated in a frame at the data link layer with source and destination MAC addresses
Frame is transmitted over physical medium to the next hop based on routing table
At each hop, the frame is decapsulated and...
- Q2. BGP route distributions
Skills evaluated in this interview
L2 Network Engineer Interview Questions & Answers
NTT Data
Siddalingeshwara swamy M
posted on 4 Mar 2024
(2 Questions)
- Q1. 4g 5g volte kpi monitoring
- Q2. Hybrid technology
I applied via Naukri.com and was interviewed in Feb 2024. There was 1 interview round.
(1 Question)
- Q1. Abouts OSPF,Vpc,Nexus
Interview Preparation Tips
I applied via Naukri.com and was interviewed in Mar 2022. There were 4 interview rounds.
(1 Question)
- 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 ...
(3 Questions)
- Q1. What I carried from my current job and nexus switches questions.
- 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
- Q3. Basic questions on my work and last can I do my job in night shifts?
(1 Question)
- Q1. What is my expectations and why
Interview Preparation Tips
I applied via Naukri.com and was interviewed in Feb 2021. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Tell me about yourself What is TCP/IP 3-way handshake Packet flow from Host A- Switch A - Router A --- Router B - Switch B - Host B......In short Total IP flow What is the last incident you got which is...
Interview Preparation Tips
I applied via Naukri.com and was interviewed in Sep 2020. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. What is your day to day work in preparation organization How we can do the communication between L3 and L2 switch using VLAN Port numbers of DNS, TFTP, SSH, SNMP and etc Well known attributes of BGP Ho...
Interview Preparation Tips
Improve Pratical knowledge of Routing and Switching to clear the interview with ease
Selected
I applied via Recruitment Consulltant and was interviewed before Apr 2023. There was 1 interview round.
(2 Questions)
- Q1. Basics of networking
- Q2. 3 tier architecture
I applied via Naukri.com and was interviewed in May 2021. There were 4 interview rounds.
Interview Questionnaire
3 Questions
- Q1. Amlifier edfa and Raman
- Ans.
Amplifier EDFA and Raman are both types of optical amplifiers used in fiber optic communication.
EDFA stands for Erbium-Doped Fiber Amplifier and is commonly used in long-haul communication systems.
Raman amplifiers use the Raman effect to amplify the signal and are often used in shorter distance communication systems.
Both amplifiers have their own advantages and disadvantages and are chosen based on the specific needs o...
- Q2. RoAdm shelf 6500 shelf and card
- Q3. Otn frame structure Fec in otn and Dwdm component
- Ans.
OTN frame structure includes FEC for error correction and DWDM components for multiplexing.
OTN frame structure consists of a header and payload.
FEC (Forward Error Correction) is used for error correction in OTN.
DWDM (Dense Wavelength Division Multiplexing) components are used for multiplexing in OTN.
OTN frame structure is standardized by ITU-T G.709.
OTN is widely used in long-haul optical networks.
Interview Preparation Tips
Interview Questionnaire
3 Questions
- Q1. SMPS power supply
- Q2. About wire yellow
- Q3. Abc power supply 1.5
Interview Preparation Tips
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