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Comprehensive DevOps curriculum and tips
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Module 4
Networking for DevOps Engineers
1
OSI and TCP/IP Models: Layered Protocols Explained
Explain the OSI and TCP/IP models and map common protocols (HTTP, DNS, TCP) to their layers.
2
Subnetting and CIDR Calculation for Cloud Networks
Perform IP subnetting and calculate CIDR ranges for a cloud network design.
3
DNS Resolution and Record Configuration
Explain the end-to-end DNS resolution process and configure common DNS record types (A, CNAME, MX, TXT).
4
TCP/TLS Handshakes for Secure HTTP
Describe the TCP three-way handshake and the role of TLS in securing HTTP traffic.
5
Network Troubleshooting with Ping, Traceroute, Dig, and cURL
Troubleshoot network connectivity and name resolution using ping, traceroute, dig, and curl.
Load Balancers, Reverse Proxies, and NAT: Understanding the Differences
Differentiate between Layer 4 and Layer 7 load balancers, reverse proxies, and Network Address Translation (NAT).
7
Advanced Cloud Networking Troubleshooting
Troubleshoot advanced cloud networking issues involving VPC routing, security groups, and network ACLs.
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Advanced Linux and Network Security
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Advanced Bash Scripting