HPE switches use ProVision (old) or AOS-CX (newer models). Layer 2 Configuration (HPE Aruba ProCurve) Layer 3 Configuration (HPE Aruba ProCurve) 2. Dell Networking (OS6, OS9, OS10) Dell switches can run different operating systems, so commands vary. Layer 2 Configuration (Dell OS6 & OS9) Layer 3 Configuration (Dell OS6 &…
Tag: Security & Monitoring
Configuring VLANs on a Layer 2 & Layer 3 Switch (L2, L3)
1. Configuring VLANs on a Layer 2 Switch (L2) A Layer 2 switch forwards traffic based on MAC addresses and requires an external router (or an L3 switch) for inter-VLAN routing. Step 1: Create VLANs bashenableconfigure terminalvlan 10 name HRvlan 20 name ITexit Step 2: Assign VLANs to Ports bashinterface…
🔥 Deep-Dive Tuning Guide: vSAN, NVMe, and Fibre Channel (FC) in ESXi
🔹 1. vSAN Performance Tuning Scenario 1: vSAN Resync Impact & Congestion Issues 🔹 Symptoms: 🔹 Tuning Steps:1️⃣ Check vSAN Cluster Congestion Levels bashesxcli vsan debug object list 2️⃣ Enable Adaptive Resync (If Not Already Enabled) bashesxcfg-advcfg -s 1 /VSAN/ResyncTrafficThrottling 3️⃣ Manually Throttle Resync Traffic (If Needed) bashesxcfg-advcfg -s <value>…
🔥 Advanced ESXi Storage Troubleshooting Guide (vSAN, NVMe, iSCSI, FC, RDMA, Congestion Issues) 🔥In-depth troubleshooting guides covering vendor-specific configurations, vSAN, NVMe, RDMA, NSX-T, and high-performance tuning
🔹 1. vSAN Troubleshooting (High Latency, Disk Failures, APD, PDL) Scenario 1: vSAN Cluster Latency & Slow Performance 🔹 Symptoms: 🔹 Troubleshooting Steps:1️⃣ Check vSAN Cluster Health bashesxcli vsan health cluster get 2️⃣ Check if vSAN Disks Are Congested bashesxcli vsan debug disk list 3️⃣ Analyze vSAN Disk Latency in…
macOS GUI-based automation using Shortcuts, Automator, and Hammerspoon! 🚀
🔹 1. macOS Shortcuts for Quick Automation (Best for GUI-Based Tasks) 🎯 A. Auto-Enable Focus Mode When Opening Specific Apps 🔹 Example: Turn on “Gaming Focus” when Steam is launched. 1️⃣ Open Shortcuts → Click New Shortcut2️⃣ Add “Open App” → Select Steam3️⃣ Add “Set Focus Mode” → Choose Gaming…
🤖 Advanced macOS Automation Scripts
🎛 1. Auto-Switch Between Internal & eGPU (Intel Macs) 🔹 Forces macOS to switch to eGPU when plugged in, and back to internal when unplugged. bash#!/bin/bashEXTERNAL_GPU=$(system_profiler SPDisplaysDataType | grep “eGPU” | wc -l)if [ “$EXTERNAL_GPU” -gt 0 ]; then echo “eGPU detected! Switching to high-performance mode…” sudo pmset -a gpuswitch…
🤖 Essential macOS Automation Scripts
🎯 1. Auto-Optimize macOS Performance Daily 🔹 Cleans junk files, flushes RAM, and empties logs every night bash#!/bin/bashecho “Cleaning up system…”sudo purgesudo rm -rf ~/Library/Caches/*sudo rm -rf /Library/Caches/*sudo find /private/var/log -type f -deleteecho “Done!” 📌 How to Automate: 🔋 2. Auto-Limit Battery Charge to 80% (Extends Lifespan) 🔹 Prevents overcharging,…