Tata Communications NOC Engineer Interview Questions and Answers

Q1. 2G, 3G, 4G, 5G Architecture
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Q1. Salary package, location, 24*7 shift
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Q1. Do you know how firewall works
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Firewall acts as a barrier between a trusted internal network and untrusted external network, controlling incoming and outgoing traffic based on predetermined security rules.
• Firewall filters network traffic based on rules set by administrators

• It can block or allow traffic based on IP addresses, ports, protocols, etc.

• Firewalls can be hardware-based or software-based

• Examples include Cisco ASA, Palo Alto Networks, and pfS
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Questions about networking and English

Q1. Questions about technical knowledge of network
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Q2. What is arp? What is HSRP? WHAT IS GLBP? WHAT IS NAT
Ans. 
ARP is a protocol used to map an IP address to a physical MAC address on a local network.
• ARP stands for Address Resolution Protocol.

• It operates at the Data Link Layer of the OSI model.

• ARP is used to resolve IP addresses to MAC addresses.

• It is essential for communication between devices on the same network.

• ARP requests are broadcasted to all devices on the network.

• Example: When a computer wants to send data to another d...read more
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Q1. Ccna basic questions
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Q2. Ccna indepth questions they have asked
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Aptitude test test used individual skill and activity. Individual success and ignoring

Q1. SIP,IMS,SS7,call flow of sip and ims,ip,
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Q2. FTTH questions,Ont ,bont pri, analog, bri
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Q1. Salary negotiation, reason for leaving current job, general interview questions
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