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Pavan Madduri pmady

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pmady / CKA_Notes.txt
Created April 30, 2025 19:37 — forked from iamavnish/CKA_Notes.txt
CKA Notes
# Namespace / Service
- A pod can access a service in its own namespace by just using service name.
A pod can access a service in a different namespace by using below format.
<svc-name>.<ns-name>.<svc>.<cluster.local>
e.g db-service.dev.svc.cluster.local
- When a service is created, a DNS entry is added automatically in this format:
db-service.dev.svc.cluster.local
Here db-service is service name, dev is namespace, svc represents service and cluster.local is domain.
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pmady / helm-cheatsheet.md
Created March 3, 2021 00:29 — forked from tuannvm/argo.md
#Helm #Kubernetes #cheatsheet, happy helming!
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pmady / cidr.sh
Created October 6, 2020 22:39 — forked from chadmcrowell/cidr.sh
CIDR chart
CIDR Total Number Network Description:
Notation: of addresses: Mask:
--------------------------------------------------------------------
/0 4,294,967,296 0.0.0.0 All Addresses
/1 2,147,483,684 128.0.0.0 128 /8 networks
/2 1,073,741,824 192.0.0.0 64 /8 networks
/3 536,870,912 224.0.0.0 32 /8 networks
/4 268,435,456 240.0.0.0 16 /8 networks
/5 134,217,728 248.0.0.0 8 /8 networks
/6 67,108,864 252.0.0.0 4 /8 networks