Singtel Cyber Security Engineer Interview Questions and Answers

Q1. What is IPRAN solution
Ans. 
IPRAN solution stands for Internet Protocol Radio Access Network, which is a network architecture that combines IP/MPLS and mobile technologies.
• IPRAN solution is used to provide high-speed internet access to mobile users.

• It helps in optimizing network resources and improving network performance.

• Examples of IPRAN solution providers include Cisco, Huawei, and Juniper Networks.
Answered by AI
Add your answer
Q2. What is the different types of L2VPN we have
Ans. 
Different types of L2VPN include Ethernet VPN (EVPN), Virtual Private LAN Service (VPLS), and Layer 2 Tunneling Protocol (L2TP).
• Ethernet VPN (EVPN) - Uses BGP as the control plane protocol for distributing MAC addresses across the network.

• Virtual Private LAN Service (VPLS) - Extends a LAN over the network, allowing multiple sites to appear as if they are on the same LAN segment.

• Layer 2 Tunneling Protocol (L2TP) - Creat...read more
Answered by AI
Add your answer

Q1. Volte call flow
Add your answer

Q1. -tell us about yourself
Add your answer
Q2. -what experience do u have as a network engineer
Add your answer
Q3. What do you know about Huawei
Add your answer
Q4. What is MPLS protocol and in what situations do we use it
Ans. 
MPLS (Multiprotocol Label Switching) is a protocol used in high-performance telecommunications networks to direct data packets along predefined paths.
• MPLS is used to improve network performance by efficiently routing data packets based on labels instead of IP addresses.

• It is commonly used in scenarios where quality of service (QoS) and traffic engineering are important, such as in large enterprise networks or service p...read more
Answered by AI
Add your answer
Q5. Explain the three different INTER_AS solutions their advantages and disadvantages
Ans. 
Three different INTER_AS solutions and their advantages and disadvantages
• Option 1: Option A - Advantages: Scalability, Disadvantages: Complexity

• Option 2: Option B - Advantages: Simplicity, Disadvantages: Limited scalability

• Option 3: Option C - Advantages: Flexibility, Disadvantages: Potential security risks
Answered by AI
Add your answer

It contains logical reasoning, quantitative aptitude, and technical questions

Q1. Technical questions based on networks
Add your answer

Q1. Questions were based on wireless Communication
Add your answer

The discussion is about the benefits and drawbacks of artificial intelligence and UPI payments.

Q1. They have asked Self introduction.
Add your answer
Q2. The project's that I have worked on my final sem.
Add your answer
Q3. The role and responsibilities that I have done in my previous internship.
Add your answer
Q4. What are your strengths and weaknesses?
Add your answer
Q5. What kind of compensation are you looking for?
Add your answer
Q6. Where do you see yourself in five years?
Add your answer

Q1. Eci node configuration, T4 configuration
Add your answer
Q2. RFS ready for service
Ans. 
RFS ready for service refers to the status of a network element or service that is ready to be used by end-users.
• RFS is a term commonly used in telecommunications and networking industries

• It indicates that a network element or service has been tested and is ready for use by end-users

• RFS is often used in the context of new installations or upgrades

• For example, when a new cell tower is installed, it is not considered RFS...read more
Answered by AI
Add your answer
Q3. Node insertion for Eci node
Ans. 
Node insertion for Eci node
• Node insertion involves physically installing a new node into the network

• For Eci nodes, the process may involve configuring the node's IP address and connecting it to the network

• Proper documentation and testing should be done before and after node insertion
Answered by AI
Add your answer

Q1. How to do load balancing? What are the parameters, How to improve verious KPi, Like VDR, HOSR Initial ERAB, CQI,SSSR
Ans. 
Load balancing involves distributing network traffic across multiple servers to optimize resource utilization and prevent overload.
• Parameters for load balancing include server health, server capacity, and current network traffic.

• To improve various KPIs like VDR, HOSR, Initial ERAB, CQI, and SSSR, you can adjust load balancing algorithms, optimize server performance, and monitor network traffic.

• For example, you can use ...read more
Answered by AI
Add your answer

Q1. Salary expectation. Perks and benefits
Add your answer

Q1. BGP Port number BGP states STP Nexus code upgrades VPC VDC
Add your answer

Q1. Network flow in nexus switches vpc communication in nexus switches unable to ssh nexus
Ans. 
Network flow in Nexus switches involves understanding vPC communication and troubleshooting SSH connectivity issues.
• Network flow in Nexus switches involves the movement of data packets between devices connected to the switches.

• vPC (Virtual Port Channel) communication in Nexus switches allows for link aggregation and redundancy by combining multiple physical links into a single logical link.

• Troubleshooting SSH connectiv...read more
Answered by AI
Add your answer