Public vs Private Subnets

Subdividing the VPC

💡 Public, subnet, EK, "STOREFRONT" jaisi, hai, (INTERNET, se, direct, access), Private, subnet, EK, "BACK, OFFICE" jaisa, hai, (sirf, ANDAR, se, hi, ACCESS, hota hai, koi, DIRECT, INTERNET, entry, nahi).

EK, Subnet, "PUBLIC" TAB, kehlaata, hai, JAB, USKI, Route, Table, mein, EK, ROUTE, ho, JO, "0.0.0.0/0" traffic, ko, EK, Internet, Gateway, (IGW) ki, TARAF, BHEJTA, ho — WEB, servers, YAHAN, RAKHE, jaate, HAIN.

Private, Subnets, mein, INTERNET, GATEWAY, ka, DIRECT, ROUTE, NAHI, hota — DATABASES, aur, INTERNAL, APIs, jaise, RESOURCES, YAHAN, RAKHE, jaate, HAIN.

aws ec2 create-subnet --vpc-id vpc-12345 --cidr-block 10.0.2.0/24 --availability-zone ap-south-1b

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Public, subnet, EK, "STOREFRONT" jaisi, hai, (INTERNET, se, direct, access), Private, subnet, EK, "BACK, OFFICE" jaisa, hai, (sirf, ANDAR, se, hi, ACCESS, hota hai, koi, DIRECT, INTERNET, entry, nahi).

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⚡ Quick Recap

Public subnet = route table mein IGW ka route hota hai
Private subnet = koi direct internet route nahi
Web servers public mein, databases private mein rakhe jaate hain

On this page (2 subtopics)

💡Tip: Public, subnet, mein, hone, ka, MATLAB, YE, NAHI, ki, EC2, instance, AUTOMATICALLY, PUBLIC, IP, PAA, jaayega — USE, EXPLICITLY, EK, PUBLIC, IP, ASSIGN, karna, PADTA, hai.

Private, Subnets, mein, INTERNET, GATEWAY, ka, DIRECT, ROUTE, NAHI, hota — DATABASES, aur, INTERNAL, APIs, jaise, RESOURCES, YAHAN, RAKHE, jaate, HAIN, JINHE, DIRECT, INTERNET, ACCESS, ki, ZAROORAT, NAHI.

aws ec2 create-subnet --vpc-id vpc-12345 --cidr-block 10.0.2.0/24 --availability-zone ap-south-1b

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Public vs Private Subnets

Public Subnet Requirements

Private Subnet for Backend Resources