SHIVANG BHARDWAJ

Nutanix®️ Certified Consultant | NCP-CN | NCP-MCI | NCS | NKP | NAI | OpenShift | OCI-OCA | RHCSA | Kubernetes | Docker | Cloud (GCP) | Google Cloud Arcade |

[SHIVANG BHARDWAJ @Shivang8123]

#networking
#troubleshooting
#DNS #HOSTNAME #ROUTE #HTTP #HTTPS #TLS #TCP #UDP #PORTS #ICMP

[SHIVANG BHARDWAJ @Shivang8123]

📕 TCP 3-way handshake

[SHIVANG BHARDWAJ @Shivang8123]

Struggling to understand how your requests actually reach a server?

Here’s the difference between:
🔹 Load Balancer
🔹 Reverse Proxy
🔹 Forward Proxy
🔹 API Gateway

Each plays a critical role in system design, scalability, and security.

[SHIVANG BHARDWAJ @Shivang8123]

#RHEL_9 VS #RHEL_10

[SHIVANG BHARDWAJ @Shivang8123]

LINUX FILE SYSTEM -> Think 🤔 of it as a House 🏡

#linux

[SHIVANG BHARDWAJ @Shivang8123]

🛜 How Network Address Translation works

#Network
#NAT
#Communications

[SHIVANG BHARDWAJ @Shivang8123]

Common Network Protocols 📺🛜📶

[SHIVANG BHARDWAJ @Shivang8123]

📚 Docker Commands

[SHIVANG BHARDWAJ @Shivang8123]

📚 Network Time Protocol crash course

#Network
#NTP
#Server
#Technology

[SHIVANG BHARDWAJ @Shivang8123]

🐧 Containers vs. Virtual Machines

#Network
#Technology
#Containers
#VM

[SHIVANG BHARDWAJ @Shivang8123]

📚 SSL/TLS handshake explained

#Networking #NetworkAddressTranslation #NAT #ComputerNetworks #CCNA #CCNP #Cisco #NetworkEngineering #NetworkSecurity #CloudComputing #Kubernetes #OpenShift #Linux #DevOps #ITInfrastructure #DataCenter #TechEducation #Tech

[SHIVANG BHARDWAJ @Shivang8123]

🛜 A quick look at the difference between IPv4 and IPv6

#Networking #NetworkAddressTranslation #NAT #ComputerNetworks #CCNA #CCNP #Cisco #NetworkEngineering #NetworkSecurity #CloudComputing #Kubernetes #OpenShift #Linux #DevOps #ITInfrastructure #DataCenter #TechEducation #Tech

[SHIVANG BHARDWAJ @Shivang8123]

🛜 Network Protocol Stack

#Networking #NetworkAddressTranslation #NAT #ComputerNetworks #CCNA #CCNP #Cisco #NetworkEngineering #NetworkSecurity #CloudComputing #Kubernetes #OpenShift #Linux #DevOps #ITInfrastructure #DataCenter #TechEducation #Technology

[SHIVANG BHARDWAJ @Shivang8123]

जितना मैंने उसे मनाया,
उतना तो मैंने कोई त्यौहार भी नहीं मनाया...
🕊️🪶🥀

[SHIVANG BHARDWAJ @Shivang8123]

@MukundK68859698 @BJP4Bihar @NykSamastipur Happy chhath puja 🪔🙏

[SHIVANG BHARDWAJ @Shivang8123]

⚡️ Key takeaway: Correctly managing permissions ensures both security and controlled access in Linux.

#RHCSA #Linux #RedHat #Learning
#RHEL #LearningInPublic #learningkeepsgoing

[SHIVANG BHARDWAJ @Shivang8123]

✅ #RHCSA Learning Journey – Day 11
Today’s focus was Linux file permissions 🔐

📌 Performed labs & exercises on:

Interpreting Linux file permissions

Quiz: File permissions

Managing permissions from the command line

Guided exercise: Manage file permissions using commands

[SHIVANG BHARDWAJ @Shivang8123]

⚡️ Key takeaway: Permissions are the first line of defense in Linux security.

#RHCSA #Linux #RedHat #Learning
#RHEL #learninginpublic #LearningJourney

[SHIVANG BHARDWAJ @Shivang8123]

✅ #RHCSA Learning Journey – Day 10
Today I explored Permissions in Linux 🔐

📌 Learned about:

What permissions are & why they matter

UMASK value and its role

Different permission modes (r, w, x)

Visualizing permissions with diagrams

How permissions are created & applied

[SHIVANG BHARDWAJ @Shivang8123]

Lab: Manage local users & groups

⚡️ Key takeaway: Practicing labs makes user & group administration second nature.

#RHCSA #Linux #RedHat #Learning
#RHEL #learningtoearning #learninginpublic

[SHIVANG BHARDWAJ @Shivang8123]

✅ #RHCSA Learning Journey – Day 9
Another hands-on day with Red Hat practical labs 🖥️

📌 Performed labs & exercises on:

Managing local group accounts

Guided exercise: Manage local group accounts

Managing user passwords 🔑

Guided exercise: Manage user passwords