Tata Communications NOC Engineer Interview Questions and Answers

Q1. 1.what is the port no used by DHCP?
Ans. 
The port number used by DHCP is 67 (server) and 68 (client).
• Port 67 is used by DHCP server to listen for client requests

• Port 68 is used by DHCP client to send requests to the server

• DHCP uses UDP protocol for communication
Answered by AI
View 1 more answer
Q2. 2.OSPF states ? 3.VTP Pruning? 4.what is DHCP? 5.what is Reverse ARP and how it is different from DHCP?
Add your answer
Q3. 3.They will give you Ip address and mask you need to tell the pools of Ip's?
Add your answer
Q4. 4.What is ISIS and MDLS
Ans. 
ISIS and MDLS are protocols used in networking for routing and network management.
• ISIS (Intermediate System to Intermediate System) is a routing protocol used to exchange routing information between network devices.

• MDLS (Management Data Input/Output Link Service) is a protocol used for network management tasks such as monitoring and configuration.

• ISIS is commonly used in large enterprise networks and internet service p...read more
Answered by AI
Add your answer

Q1. 2G, 3G, 4G, 5G Architecture
Add your answer

Q1. Salary package, location, 24*7 shift
Add your answer

Q1. Do you know how firewall works
Ans. 
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
Answered by AI
Add your answer

Questions about networking and English

Q1. Questions about technical knowledge of network
Add your answer
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
Answered by AI
Add your answer

Q1. Ccna basic questions
Add your answer
Q2. Ccna indepth questions they have asked
Add your answer

Aptitude test test used individual skill and activity. Individual success and ignoring