updated solutions for practice scenerios

src/solutions/networking.md

@@ -0,0 +1,61 @@
+# Network Solutions
+
+This section documents my solutions to networking scenarios, including network configuration, troubleshooting, and security.
+
+## Scenario: Network Interface Configuration
+
+### Original Problem
+[To be filled with actual scenario]
+
+### Environment
+- OS Version: RHEL/Rocky Linux
+- Initial State: [Initial network configuration]
+- Required Outcome: [Desired network setup]
+
+### Solution Steps
+1. Check Current Network Configuration
+   ```bash
+   # Check network interfaces
+   ip addr show
+   
+   # Check routing
+   ip route show
+   ```
+   [Explanation of current state]
+
+2. Configure Network Interface
+   ```bash
+   # Network configuration commands
+   nmcli connection modify ...
+   ```
+   [Explanation of configuration]
+
+3. Apply and Verify Changes
+   ```bash
+   # Apply changes
+   nmcli connection up ...
+   ```
+   [Explanation of changes]
+
+### Verification
+```bash
+# Test connectivity
+ping -c 4 gateway_ip
+ping -c 4 8.8.8.8
+
+# Check DNS resolution
+nslookup example.com
+```
+
+### Key Learnings
+- Understanding of network configuration
+- Troubleshooting methodology
+- NetworkManager usage
+
+## Skills Demonstrated
+- Network Configuration
+- DNS Management
+- Network Troubleshooting
+- Network Security
+
+[Additional scenarios will be documented here as completed]