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Railtel Corporation Of India Network Administrator Interview Questions and Answers

Updated 14 Jan 2021

Railtel Corporation Of India Network Administrator Interview Experiences

1 interview found

Interview Questionnaire 

4 Questions

  • Q1. What is the difference between L2 VPN and L3 VPN? Routing and Switching knowledge.. Certifications...
  • Ans. 

    L2 VPN operates at the data link layer, while L3 VPN operates at the network layer.

    • L2 VPN provides layer 2 connectivity between remote sites, while L3 VPN provides layer 3 connectivity.

    • L2 VPN uses MAC addresses for forwarding, while L3 VPN uses IP addresses.

    • L2 VPN is typically used for connecting LANs, while L3 VPN is used for connecting networks.

    • L2 VPN is transparent to the network layer protocols, while L3 VPN requir...

  • Answered by AI
  • Q2. What are your plans in five years duration?
  • Q3. Tell me about your previous employment?
  • Q4. Are you interested in marketing?

Skills evaluated in this interview

Interview questions from similar companies

I applied via Monster and was interviewed in Jan 2021. There were 4 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. 1.Two routers are connected,Ospf is enabled but link is down, what are the specific methods to link up
  • Q2. Which LAN switching is used in catalyst 5000
  • Ans. 

    Catalyst 5000 uses shared memory LAN switching.

    • Catalyst 5000 uses a shared memory architecture for LAN switching.

    • This allows for high-speed switching between ports.

    • The shared memory architecture also allows for advanced features like VLANs and QoS.

    • Examples of Catalyst 5000 models include the 5500 and 5002.

    • These switches were popular in the 1990s and early 2000s.

  • Answered by AI
  • Q3. What are differences between RIP and OSPF Protocol
  • Ans. 

    RIP and OSPF are routing protocols used in computer networks.

    • RIP is a distance-vector protocol while OSPF is a link-state protocol.

    • RIP uses hop count as the metric while OSPF uses cost.

    • OSPF supports VLSM and CIDR while RIP does not.

    • OSPF is more scalable and efficient for larger networks than RIP.

    • RIP broadcasts its routing table updates while OSPF uses multicast.

    • OSPF has a faster convergence time than RIP.

    • RIP is simpler

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - It was very nice interview with Mr.Mrigendra Patel. I gave 2 Questions correctly

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. Technical routing switch and mpls or more questions
  • Q2. What is bgp, bgp is exchanging the routing information and prefix amoung the as number, bgp is border getaway protocol
  • Ans. 

    BGP (Border Gateway Protocol) is a routing protocol used to exchange routing information between different autonomous systems (AS).

    • BGP is used to exchange routing information and prefixes between different AS numbers.

    • BGP helps in determining the best path for data to travel between networks.

    • BGP operates on TCP port 179.

    • BGP uses attributes like AS path, next hop, and local preference to make routing decisions.

    • Example: B...

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Basics Electronics questions
  • Q2. What is conductor, capacitor, resistor..
  • Ans. 

    Conductor, capacitor, and resistor are basic components used in electronic circuits.

    • Conductor: Allows the flow of electric current. Example: Copper wire.

    • Capacitor: Stores and releases electrical energy. Example: Ceramic capacitor.

    • Resistor: Limits the flow of electric current. Example: Carbon film resistor.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Good knowledge on basic
Interview experience
4
Good
Difficulty level
Hard
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Jan 2024. There were 5 interview rounds.

Round 1 - HR 

(1 Question)

  • Q1. Normal question
Round 2 - Technical 

(1 Question)

  • Q1. Profile question
Round 3 - Technical 

(1 Question)

  • Q1. Profile question
Round 4 - HR 

(2 Questions)

  • Q1. Salary discussion
  • Q2. Salary discussion
Round 5 - One-on-one 

(1 Question)

  • Q1. Offere letter release
Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Technical questions such as VLAN, Routing and Firewalls
Round 2 - Behavioral 

(1 Question)

  • Q1. How the team collaboration to improve business.
Round 3 - HR 

(1 Question)

  • Q1. Company details and salary negotiation.

Interview Preparation Tips

Interview preparation tips for other job seekers - For freshers be thorough with basic technical stuffs like vlan, routing, DHCP, DNS.
As a experienced, go through more technical and scenario based questions.
Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Campus Placement and was interviewed in Apr 2023. There were 4 interview rounds.

Round 1 - Aptitude Test 

Aptitude questions from various topics

Round 2 - Coding Test 

Two coding questions easy and medium

Round 3 - Technical 

(3 Questions)

  • Q1. 1 hr technical from your resume and problem solving
  • Q2. 3 sum problem question
  • Q3. Basics of networking
Round 4 - HR 

(1 Question)

  • Q1. Explain why you come into software role
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed before Dec 2023. There were 3 interview rounds.

Round 1 - One-on-one 

(3 Questions)

  • Q1. Introduction of Candidate.
  • Q2. Basic and advance Skill.
  • Q3. Qualification for the role and can fit it in with the team and company culture.
Round 2 - Technical 

(2 Questions)

  • Q1. Technical question regarding Enterprise voice?
  • Q2. Multiple protocols and port numbers. Voice redirection using SBCs and routers.
Round 3 - HR 

(2 Questions)

  • Q1. Salary expectations and CTC discussion.
  • Q2. Required documentations of qualification and others. Offer letter offered.

I applied via Naukri.com and was interviewed in Mar 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Thorough knowledge on networking like how TCP/IP works, TCP, IP packet header and each field importance, l2 and l3 protocols, Also some product level knowledge.

Interview Preparation Tips

Interview preparation tips for other job seekers - Should be strong on basics even till bit level along with some practical knowledge on routing protocols and product will help u.

I applied via Approached by Company and was interviewed before Aug 2021. There were 2 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Check on Technology skills
Round 2 - HR 

(1 Question)

  • Q1. Why is the job change & salary expected?

Interview Preparation Tips

Interview preparation tips for other job seekers - Know your technology, be confident
Be thorough in the fundamentals

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Railtel Corporation Of India Network Administrator Salary
based on 5 salaries
₹2 L/yr - ₹5.9 L/yr
25% less than the average Network Administrator Salary in India
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