Bharti Airtel NOC Engineer Interview Questions, Process, and Tips

OSPF, ISIS, and BGP are three essential protocols in the Networking domain.

• OSPF (Open Shortest Path First) is a link-state routing protocol used for interior routing within a single autonomous system.

• ISIS (Intermediate System to Intermediate System) is a link-state routing protocol used for interior routing within a single autonomous system.

• BGP (Border Gateway Protocol) is a path-vector routing protocol used for routin...read more

I have over 5 years of experience working as a Noc Engineer in various IT companies.

• Managed network operations and troubleshooting for large-scale networks

• Implemented network monitoring tools to ensure network performance and security

• Collaborated with cross-functional teams to resolve network issues quickly and efficiently

Networking refers to the practice of connecting devices together to share resources and communicate with each other.

• Networking involves the use of protocols and technologies such as TCP/IP, DNS, DHCP, and VLANs.

• Common networking devices include routers, switches, firewalls, and access points.

• Networking can be used for a variety of purposes, such as sharing files and printers, accessing the internet, and enabling commun...read more

OSPF is a routing protocol used in computer networks to determine the best path for data to travel.

• OSPF stands for Open Shortest Path First

• It is a link-state routing protocol

• OSPF routers exchange information about the network topology to determine the best path for data to travel

• There are several stages in OSPF: neighbor discovery, database synchronization, and route calculation

• OSPF uses a hierarchical structure with a...read more