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Tejas Networks Engineer Interview Questions, Process, and Tips

Updated 2 Jan 2025

Tejas Networks Engineer Interview Experiences

1 interview found

Engineer Interview Questions & Answers

user image Anonymous

posted on 28 Dec 2024

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed in Dec 2024. There were 2 interview rounds.

Round 1 - Technical 

(4 Questions)

  • Q1. What is stm-1 link
  • Ans. 

    STM-1 link refers to a Synchronous Transport Module level 1 link used in telecommunications for transmitting data.

    • STM-1 link operates at a data rate of 155.52 Mbps.

    • It is commonly used in SDH (Synchronous Digital Hierarchy) networks.

    • STM-1 link can carry multiple DS3 or E3 circuits.

    • It is equivalent to 63 E1 channels or 28 DS1 channels.

  • Answered by AI
  • Q2. What is Ip address and subnet mask
  • Ans. 

    An IP address is a unique numerical label assigned to each device connected to a computer network, while a subnet mask is used to divide an IP network into subnetworks.

    • IP address identifies a device on a network, like 192.168.1.1

    • Subnet mask determines the network portion of an IP address, like 255.255.255.0

    • Subnet mask is used to separate the network and host portions of an IP address

  • Answered by AI
  • Q3. What is OSI and TCP/IP Model
  • Ans. 

    OSI and TCP/IP models are networking models that define how data is transmitted over a network.

    • OSI model has 7 layers: Physical, Data Link, Network, Transport, Session, Presentation, Application.

    • TCP/IP model has 4 layers: Network Interface, Internet, Transport, Application.

    • OSI model is theoretical while TCP/IP model is practical and widely used.

    • OSI model is a reference model while TCP/IP model is a protocol stack.

    • Examp...

  • Answered by AI
  • Q4. What are the requirements for the implementation of stm-1 link and what is the capacity of stm-1 link
  • Ans. 

    Requirements and capacity of stm-1 link implementation

    • Requirements include fiber optic cables, SDH equipment, and proper configuration

    • Capacity of stm-1 link is 155.52 Mbps

    • STM-1 link is commonly used in telecommunications for high-speed data transmission

  • Answered by AI
Round 2 - Technical 

(15 Questions)

  • Q1. What is ip address and difference between ipv4 and ipv6?
  • Ans. 

    An IP address is a unique numerical label assigned to each device connected to a computer network. IPv4 uses 32-bit addresses, while IPv6 uses 128-bit addresses.

    • IP address is a unique identifier for devices on a network.

    • IPv4 uses 32-bit addresses, represented in decimal format (e.g. 192.168.1.1).

    • IPv6 uses 128-bit addresses, represented in hexadecimal format (e.g. 2001:0db8:85a3:0000:0000:8a2e:0370:7334).

  • Answered by AI
  • Q2. What is vlan and vlan-id
  • Ans. 

    VLAN stands for Virtual Local Area Network. VLAN ID is a unique identifier assigned to a VLAN.

    • VLAN is a logical grouping of devices on the same network segment.

    • VLANs help in segmenting network traffic for security and performance reasons.

    • VLAN ID is a number assigned to each VLAN to differentiate it from others.

    • For example, VLAN 10 might be used for finance department while VLAN 20 for marketing.

  • Answered by AI
  • Q3. What is layer-2 and layer-3 services. Also what is the difference between them.
  • Ans. 

    Layer-2 and layer-3 services refer to different levels of network services in the OSI model.

    • Layer-2 services operate at the data link layer and include functions like MAC address assignment and Ethernet switching.

    • Layer-3 services operate at the network layer and include functions like IP address assignment and routing.

    • The main difference between layer-2 and layer-3 services is the level at which they operate in the OSI...

  • Answered by AI
  • Q4. Explain sdh structure and sdh frame
  • Ans. 

    SDH structure refers to the hierarchy of synchronous digital signals, while SDH frame is the basic unit of data transmission in SDH networks.

    • SDH structure includes various levels such as STM-1, STM-4, STM-16, etc.

    • SDH frame consists of a fixed number of bytes, with overhead for management and error correction.

    • SDH frame structure includes sections, lines, and paths for data transmission.

    • Example: STM-1 is a common level i...

  • Answered by AI
  • Q5. What is DCCR and DCCM?
  • Ans. 

    DCCR stands for Data Center Control Room and DCCM stands for Data Center Construction Manager.

    • DCCR is a centralized location within a data center where operators monitor the performance of servers, networks, and other equipment.

    • DCCM is responsible for overseeing the construction and maintenance of data center facilities.

    • Examples: DCCR helps in ensuring smooth operations of data centers by monitoring and managing resour...

  • Answered by AI
  • Q6. What is ipv4 and ipv6 address of google dns server
  • Ans. 

    IPv4 address of Google DNS server is 8.8.8.8 and IPv6 address is 2001:4860:4860::8888.

    • IPv4 address: 8.8.8.8

    • IPv6 address: 2001:4860:4860::8888

  • Answered by AI
  • Q7. What is subnet mask and how to calculate the no. Of usable ip's. What is network host ip and broadcast ip
  • Ans. 

    Subnet mask is used to divide an IP network into subnetworks, determining the network and host portions of an IP address.

    • Subnet mask is a 32-bit number that separates the network and host portions of an IP address.

    • To calculate the number of usable IPs in a subnet, subtract 2 from the total number of IPs in the subnet.

    • Network host IP is the first IP address in a subnet, while broadcast IP is the last IP address in a sub...

  • Answered by AI
  • Q8. What are different kinds of cards used in tejas 1400 and 1600 mux.
  • Ans. 

    Different kinds of cards used in Tejas 1400 and 1600 mux include line cards, switch cards, and power cards.

    • Line cards: used for connecting the mux to external devices

    • Switch cards: used for routing data within the mux

    • Power cards: used for providing power to the mux

    • Examples: STM-1 line card, STM-4 switch card, power supply card

  • Answered by AI
  • Q9. What is difference between xa60g and xa20g card.
  • Ans. 

    The main difference between xa60g and xa20g cards is the processing power and memory capacity.

    • xa60g card has higher processing power and memory capacity compared to xa20g card

    • xa60g card is more suitable for high-performance computing tasks

    • xa20g card may be more cost-effective for less demanding applications

  • Answered by AI
  • Q10. What is gpon technology? Also explain briefly gpon architecture?
  • Ans. 

    GPON technology is a type of passive optical network that uses fiber-optic cables to deliver high-speed internet, TV, and phone services.

    • GPON stands for Gigabit Passive Optical Network

    • It uses a point-to-multipoint architecture, where a single optical fiber serves multiple users

    • GPON architecture includes an Optical Line Terminal (OLT) at the service provider's central office and Optical Network Terminals (ONTs) at the c...

  • Answered by AI
  • Q11. How to add and delete nodes in NMS?
  • Ans. 

    Nodes can be added and deleted in NMS by using the management interface or command line interface.

    • Nodes can be added through the management interface by selecting the 'Add Node' option and providing the necessary information such as IP address, hostname, and SNMP credentials.

    • Nodes can also be added through the command line interface by using specific commands to add a new node to the network management system.

    • To delete...

  • Answered by AI
  • Q12. How to upgrade software in olt, ont and tejas 1400 locally and from nms?
  • Ans. 

    To upgrade software in OLT, ONT, and Tejas 1400 locally and from NMS, follow these steps.

    • Locally: Use a USB drive to transfer the software update file to the device. Access the device's management interface and initiate the upgrade process.

    • From NMS: Use the Network Management System (NMS) to remotely push the software update to the devices. Schedule the upgrade during off-peak hours to minimize disruption.

    • Ensure compat...

  • Answered by AI
  • Q13. What are different types of alarms occuring in tejas equipments
  • Ans. 

    Different types of alarms in Tejas equipments include power alarms, temperature alarms, and communication alarms.

    • Power alarms: indicate issues with power supply or voltage levels

    • Temperature alarms: alert when equipment temperature exceeds safe limits

    • Communication alarms: signal problems with data transmission or network connectivity

  • Answered by AI
  • Q14. Explain VCG, VCAT
  • Ans. 

    VCG stands for Voltage Controlled Gain and VCAT stands for Voltage Controlled Attenuator.

    • VCG is a circuit that adjusts the gain of an amplifier based on a control voltage.

    • VCAT is a circuit that adjusts the attenuation of a signal based on a control voltage.

    • Both VCG and VCAT are commonly used in electronic devices to control signal levels.

    • Example: VCG can be used in audio amplifiers to adjust the volume based on user in...

  • Answered by AI
  • Q15. What is ipmpls? What are the advantages of MPLS? Which one is better mpls or traditional routing.
  • Ans. 

    MPLS stands for Multiprotocol Label Switching. It is a protocol used in high-performance telecommunications networks.

    • Advantages of MPLS include improved performance, scalability, quality of service, and traffic engineering capabilities

    • MPLS allows for efficient packet forwarding based on labels instead of IP addresses

    • MPLS can support different types of traffic, such as voice, video, and data, with different service leve...

  • Answered by AI

Interview questions from similar companies

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed in May 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. Prepare all the things related to your work
Round 3 - One-on-one 

(1 Question)

  • Q1. General discussion about my life and sallery.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
-
Result
Selected Selected

I applied via Naukri.com and was interviewed in Dec 2023. There were 4 interview rounds.

Round 1 - Aptitude Test 

App based Interview which ask about previous experience and some random technical questions like battery connection and SMPS

Round 2 - Technical 

(1 Question)

  • Q1. DG Operations Management maintenance, SMPS , Battery bank,VRLA batteries, Stress management.
Round 3 - One-on-one 

(1 Question)

  • Q1. Technical questions and confidence to be checked
Round 4 - HR 

(2 Questions)

  • Q1. Privious salary
  • Q2. Will you able to work in field

I applied via Referral and was interviewed before Sep 2019. There were 4 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Event loop , Execution context , closure , link list implementation ,
  • Q2. Call , bind ,apply and how is it diff from new lambda functions , pub sub implementation in object oriented javascript , css flexbox etc.

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare object oriented javascript properly and be ready for hands on coding .
Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
More than 8 weeks
Result
Selected Selected

I applied via Company Website and was interviewed before Jan 2019. There were 3 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. Railway a3 Medical test
  • Q2. Passed by a3 medical
  • Q3. Written exam aptitude test with technical paper
  • Q4. Previous company job profile

Interview Preparation Tips

Topics to prepare for Railtel Corporation Of India Engineer interview:
  • Mpls networking
Interview preparation tips for other job seekers - Never join this company due to lack of carrier growth and not healthy working environment

I applied via Recruitment Consulltant and was interviewed in Jul 2022. There was 1 interview round.

Interview Questionnaire 

2 Questions

  • Q1. 1.Basic questions related to Gpon Technology. 2.Civil ftth construction, gis,OFC,cable type all suestions
  • Q2. About Ftth ofc cabling splicing.

Interview Preparation Tips

Interview preparation tips for other job seekers - Very Bad experience wrong commitment with candidate regarding job offer fully confusion their is no any transparency of job & location ...misusing of candidate .

I applied via Recruitment Consulltant and was interviewed in Apr 2022. There were 5 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Aptitude Test 

General knowledge, awareness, ability test, general English,math(percent,profit,loss, population, average etc)

Round 3 - Technical 

(1 Question)

  • Q1. Previous experience knowledge
Round 4 - HR 

(1 Question)

  • Q1. Something tell about
Round 5 - HQ interview 

(1 Question)

  • Q1. Previous experience knowledge and something tell about you

Interview Preparation Tips

Topics to prepare for Indus Towers Engineer interview:
  • Telecom
Interview preparation tips for other job seekers - Gain a basic knowledge about our daily work and about him
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. All Technical issues closer
  • Q2. Field me job technicals,owner issue, Technicals issue clear
Round 3 - Technical 

(1 Question)

  • Q1. All equipment work (IIPMS,SPS,SMPS,SPSM )

Interview Preparation Tips

Interview preparation tips for other job seekers - Feld support engineer (FSE)
All technical issues
Owner issues
IME issuses
Technicians issues
Customer issues etc closer

I applied via Campus Placement and was interviewed before Dec 2020. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Basic Questions of OS, OOPs Conepts, datastructures and Algorithms

Interview Preparation Tips

Interview preparation tips for other job seekers - Learn every topic thoruoghly, they ask little of everything for internship

I applied via Company Website and was interviewed in Jun 2020. There were 6 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. Everything from resume only
  • Q2. Recursive programs, factorial, prime numbers, Armstrong numbers
  • Q3. Time complexity
  • Q4. Microservices, rest API, gateway

Interview Preparation Tips

Interview preparation tips for other job seekers - Interview experience has been extremely warm and beautiful. All rounds finished on a single day. Which is the most great thing about being interviewed. No such tension of just waiting for results and how many rounds. Everything was super clear cut mentioned before in hand by HR. Also Hr people, I have never seen such supportive and helpful hr in my career till now. No attitude that u feel insulted of contacting them. U can easily reach out to them. It's a worthy excellent experience!

Tejas Networks Interview FAQs

How many rounds are there in Tejas Networks Engineer interview?
Tejas Networks interview process usually has 2 rounds. The most common rounds in the Tejas Networks interview process are Technical.
How to prepare for Tejas Networks Engineer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Tejas Networks. The most common topics and skills that interviewers at Tejas Networks expect are Ethernet, Networking, Manual Testing, Telecommunication and Automation Testing.
What are the top questions asked in Tejas Networks Engineer interview?

Some of the top questions asked at the Tejas Networks Engineer interview -

  1. What are the requirements for the implementation of stm-1 link and what is the ...read more
  2. What is subnet mask and how to calculate the no. Of usable ip's. What is networ...read more
  3. How to upgrade software in olt, ont and tejas 1400 locally and from n...read more

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Tejas Networks Engineer Interview Process

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Interview experience

5
  
Excellent
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Tejas Networks Engineer Salary
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₹2.8 L/yr - ₹13 L/yr
29% more than the average Engineer Salary in India
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3.9/5

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