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I applied via Referral and was interviewed in Apr 2024. There was 1 interview round.
The OSI model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven layers.
VLAN stands for Virtual Local Area Network and is used to segment network traffic.
VTP (VLAN Trunking Protocol) is a Cisco proprietary protocol used to manage VLAN configurations across a network.
STP (Spanning Tree Protocol) is used to prevent loops in Ethernet networks.
BGP (Border Gateway...
STP stands for Spanning Tree Protocol. It is a network protocol that ensures a loop-free topology for Ethernet networks.
STP prevents loops in Ethernet networks by blocking redundant paths
It elects a root bridge to serve as the central point in the network
STP uses Bridge Protocol Data Units (BPDUs) to exchange information between switches
Common variants include RSTP (Rapid Spanning Tree Protocol) and MSTP (Multiple Span
VTP stands for VLAN Trunking Protocol, used in Cisco networks to manage VLAN configurations across multiple switches.
VTP is used to synchronize VLAN information across a network of Cisco switches.
It helps in reducing the administrative overhead of manually configuring VLANs on each switch.
VTP operates in client, server, and transparent modes.
Changes made to VLAN configurations on a VTP server are propagated to VTP clie...
BGP (Border Gateway Protocol) is a standardized exterior gateway protocol used to exchange routing information between different autonomous systems on the internet.
BGP is a path vector protocol that uses TCP as its transport protocol.
It is used to make routing decisions based on network policies, rules, and attributes.
BGP attributes include AS_PATH, NEXT_HOP, LOCAL_PREF, MED (Multi-Exit Discriminator), and WEIGHT.
AS_PA...
OSPF (Open Shortest Path First) is a routing protocol used to determine the best path for data packets in a network.
OSPF is a link-state routing protocol
It uses Dijkstra's algorithm to calculate the shortest path
OSPF routers exchange link-state advertisements (LSAs)
OSPF has different states: Down, Init, 2-Way, Exstart, Exchange, Loading, Full
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I applied via Approached by Company and was interviewed in Jul 2022. There were 4 interview rounds.
Apart from network issues, I troubleshoot server hardware, storage, power, cooling, and security in data centre.
Server hardware issues such as failed hard drives, RAM, or CPU
Storage issues such as disk space, RAID failures, or SAN connectivity
Power and cooling issues such as UPS failures, overheating, or HVAC problems
Security issues such as unauthorized access, firewall misconfigurations, or DDoS attacks
I work with Linux servers, managing and troubleshooting them.
Install and configure Linux servers
Monitor server performance and troubleshoot issues
Manage user accounts and permissions
Automate tasks with shell scripting
Implement security measures
Install and configure software applications
Maintain backups and disaster recovery plans
Monitoring and patching of Linux servers is crucial for maintaining their security and stability.
Regularly monitor server logs and performance metrics to identify any issues or vulnerabilities.
Stay up-to-date with security patches and updates, and schedule regular maintenance windows for patching.
Test patches in a non-production environment before applying them to production servers.
Use automation tools like Ansible or...
Are you comfortable in rotational shifts ?
I applied via LinkedIn and was interviewed in May 2024. There was 1 interview round.
I applied via Walk-in and was interviewed before Nov 2021. There were 5 interview rounds.
Mental maths,problem solving
I applied via Job Portal and was interviewed in Apr 2024. There was 1 interview round.
posted on 7 Jul 2024
I applied via AmbitionBox and was interviewed in Nov 2023. There were 3 interview rounds.
In working related questions
My personal information and studing information
I applied via Referral and was interviewed in Jun 2023. There were 2 interview rounds.
I applied via AmbitionBox and was interviewed in Dec 2022. There were 2 interview rounds.
NOC Engineer
3
salaries
| ₹3.6 L/yr - ₹4.4 L/yr |
Senior NOC Engineer
3
salaries
| ₹5 L/yr - ₹6.6 L/yr |
TCS
Accenture
Wipro
Cognizant