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DSCP (Differentiated Services Code Point) is a network protocol used to prioritize and manage network traffic based on its importance.
DSCP is a field in the IP header that assigns a value to packets to indicate their priority
It allows network administrators to control and prioritize traffic flow
DSCP values range from 0 to 63, with higher values indicating higher priority
Different applications or services can be assigne...
DNS stands for Domain Name System. It is a system that translates domain names into IP addresses.
DNS is like a phone book for the internet
It helps to locate websites by translating domain names into IP addresses
DNS servers store information about domain names and their corresponding IP addresses
DNS resolution can be recursive or iterative
Examples of DNS servers include Google DNS and OpenDNS
LAN stands for Local Area Network, a computer network that connects devices within a limited area such as a home, office, or building.
LAN is a type of network that connects devices within a limited area
It is commonly used in homes, offices, and buildings
LAN can be wired or wireless
Devices on a LAN can communicate with each other directly
Examples of LAN technologies include Ethernet and Wi-Fi
WLN stands for Wireless Local Network, a type of network that allows devices to connect wirelessly within a limited area.
WLN is also known as WLAN (Wireless Local Area Network)
It uses radio waves to transmit data between devices
Common examples of WLN include Wi-Fi networks in homes, offices, and public places
IP stands for Internet Protocol. It is a set of rules that governs the format of data packets sent over a network.
IP is a fundamental protocol in computer networking.
It provides the addressing scheme used to identify devices on a network.
IP packets contain both the source and destination IP addresses.
IPv4 and IPv6 are the two main versions of IP.
IP is responsible for routing packets across different networks.
PAL stands for Phase Alternating Line, a color encoding system used in analog television systems.
PAL is used in countries like Europe, Australia, and parts of Asia.
PAL has a higher resolution and better color reproduction than NTSC.
PAL uses 50 Hz as the frequency for the alternating current, while NTSC uses 60 Hz.
PAL signals are not compatible with NTSC signals, and vice versa.
Topologies refer to the physical or logical layout of a network, determining how devices are connected and communicate with each other.
Topologies can be classified into physical and logical topologies.
Physical topologies describe the physical arrangement of devices and cables.
Common physical topologies include bus, star, ring, and mesh.
Logical topologies describe how data flows in a network, regardless of the physical ...
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I was interviewed in Jan 2025.
About the networking issues
I applied via Campus Placement and was interviewed in Sep 2024. There were 3 interview rounds.
It is online test. In this test there is question of apti and also coding and from 5g question.
There are two questions asked and time is enough to solve 60 minutes
A palindrome number is a number that remains the same when its digits are reversed.
Convert the number to a string
Reverse the string
Check if the reversed string is equal to the original string
Create a function to add two numbers
Define a function that takes two parameters as input
Inside the function, add the two numbers together and return the result
Example: function addNumbers(num1, num2) { return num1 + num2; }
Binary search code implementation in Python
Define a function that takes a sorted array and a target value as input
Initialize two pointers, low and high, to the start and end of the array respectively
While low is less than or equal to high, calculate mid as (low + high) // 2 and compare array[mid] with target
If array[mid] is equal to target, return mid
If array[mid] is less than target, update low to mid + 1
If array[mid]...
A program to check if a given name is a palindrome or not.
Convert the name to lowercase to handle case-insensitivity
Remove any spaces or special characters from the name
Reverse the name and compare it with the original name to check for palindrome
malloc and calloc are functions in C programming used for dynamic memory allocation.
malloc function is used to allocate a single block of memory of a specified size.
calloc function is used to allocate multiple blocks of memory of a specified size, initialized to zero.
Example: int *ptr = (int*)malloc(5 * sizeof(int));
Example: int *ptr = (int*)calloc(5, sizeof(int));
I applied via Recruitment Consulltant and was interviewed in Dec 2024. There was 1 interview round.
I applied via Referral
I am open to any location that offers growth opportunities and a challenging work environment.
Open to relocation for the right opportunity
Prefer locations with strong networking infrastructure
Interested in locations with tech hubs or opportunities for professional development
My current CCTC is $80,000 per year.
Current CCTC is $80,000 per year
CCTC may include salary, bonuses, benefits, etc.
Negotiable based on experience and qualifications
Border Gateway Protocol
BGP stands for Border Gateway Protocol
It is a standardized exterior gateway protocol used to exchange routing information between different autonomous systems on the internet
BGP helps in determining the best path for data to travel between networks
It is commonly used by Internet Service Providers (ISPs) and large organizations to connect to multiple networks
BGP operates on TCP port 179
Routers are networking devices that forward data packets between computer networks.
Routers operate at the network layer of the OSI model
They use routing tables to determine the best path for data packets
Routers can connect different types of networks, such as LANs and WANs
Expected CTC (Cost to Company) for the position
ECTC stands for Expected Cost to Company
It includes salary, bonuses, benefits, and any other compensation offered by the employer
Candidates should provide their expected salary range based on their experience and skills
I applied via Job Portal and was interviewed in Nov 2024. There were 2 interview rounds.
I would like simple test
I interned at a telecommunications company where I gained hands-on experience in configuring network devices and troubleshooting network issues.
Configured routers and switches to optimize network performance
Assisted in setting up VLANs and implementing security protocols
Troubleshooted network connectivity issues for end users
Participated in network infrastructure upgrades and maintenance
I applied via Referral and was interviewed in Jun 2024. There was 1 interview round.
Routing is the process of selecting the best path for network traffic to reach its destination.
Routing involves determining the optimal path for data packets to travel from the source to the destination.
Routers use routing tables to make decisions on how to forward packets based on destination IP addresses.
There are different types of routing protocols such as RIP, OSPF, EIGRP, and BGP.
Static routing involves manually ...
Switching is a networking technique used to forward data packets between devices on a computer network.
Switching involves the process of receiving, analyzing, and forwarding data packets within a network.
Switches operate at Layer 2 (Data Link Layer) of the OSI model.
Switches use MAC addresses to determine the destination of data packets.
Switches create separate collision domains and broadcast domains, improving network...
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