Tech Mahindra Senior Network Engineer Interview Questions, Process, and Tips

The Internet is a global network of interconnected computers that allows communication and sharing of information.

• The Internet is a network of networks, connecting millions of computers worldwide.

• It enables communication through various protocols like TCP/IP.

• The Internet allows access to a vast amount of information and resources.

• It facilitates services like email, web browsing, online gaming, and file sharing.

• Examples...read more

A server is a central computer in a network that provides services and resources to other computers.

• A server is a powerful computer that is designed to handle multiple requests from client computers.

• It stores and manages data, applications, and services that can be accessed by other computers in the network.

• Servers can be dedicated to specific tasks such as file storage, email, web hosting, database management, etc.

• The...read more

vPC (Virtual Port Channel) allows links that are physically connected to two different Nexus switches to appear as a single port channel.

• vPC allows for redundancy and load balancing by enabling a device to connect to two separate Nexus switches simultaneously.

• It eliminates Spanning Tree Protocol (STP) blocked ports by allowing both links to be active.

• vPC peer-link is used for synchronization between the two Nexus switc...read more

Orphan port in vPC is a port that is not part of any vPC domain.

• An orphan port is a port on a vPC peer switch that is not part of any vPC domain.

• Orphan ports can cause issues such as traffic black-holing or loops.

• To prevent orphan ports, ensure all ports are properly configured and assigned to a vPC domain.

Setting up Fex in Nexus involves connecting the Fex to the Nexus switch and configuring it as a fabric extender.

• Connect the Fex to the Nexus switch using a supported connection method such as Ethernet or Fibre Channel.

• Configure the Fex as a fabric extender using the 'fex' command on the Nexus switch.

• Verify the Fex configuration and connectivity to ensure proper operation.

VMM integration in ACI allows seamless communication between virtual and physical networks

• VMM integration in ACI enables automation and orchestration of network policies across virtual and physical environments

• It helps in maintaining consistency and reducing errors in network configurations

• Examples of VMMs include VMware vSphere, Microsoft Hyper-V, and KVM

• VMM integration is required to ensure efficient communication an...read more

OSPF priority is a value used to determine the designated router and backup designated router in an OSPF network.

• OSPF priority is a value assigned to each router interface in OSPF.

• The router with the highest priority on a network segment becomes the designated router (DR).

• The router with the second-highest priority becomes the backup designated router (BDR).

• If priorities are tied, the router with the highest router ID ...read more