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Home » Network Monitoring
Networking tutorial - IT technology blog
Posted inNetworking

Python Network Traffic Analysis with PyShark: Automated Anomaly Detection and Reporting

July 19, 2026
PyShark lets you capture and analyze network packets programmatically in Python — aggregating connection counts, detecting anomalies, and generating traffic reports automatically. This tutorial walks through building a real traffic analyzer, from live capture to post-incident pcap analysis, that replaces manual Wireshark filtering during production incidents.
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Security tutorial - IT technology blog
Posted inSecurity

Building a Snort 3 NIDS on Ubuntu: A Practical Guide to Traffic Analysis

July 18, 2026
Take control of your network security by deploying Snort 3 on Ubuntu. This guide walks you through compiling from source, Lua-based configuration, and writing rules to stop attackers.
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Security tutorial - IT technology blog
Posted inSecurity

Building a Self-Hosted EDR with osquery on Linux: Monitor Processes, Network, and File Changes Using SQL

June 30, 2026
osquery lets you query your Linux system like a database — every process, network socket, and file event becomes a SQL row. After six months running it in production as a self-hosted EDR, here is a complete setup guide covering installation, scheduled monitoring queries, file integrity detection, and a simple alert pipeline.
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Networking tutorial - IT technology blog
Posted inNetworking

Active Network Service Monitoring with Prometheus Blackbox Exporter: HTTP, TCP, DNS, and ICMP Without Agents

June 13, 2026
Prometheus Blackbox Exporter lets you actively monitor HTTP endpoints, TCP ports, DNS records, and ICMP connectivity from the outside — no agents or code changes required. This guide covers setup, all four probe types, Prometheus relabeling configuration, and practical production tips from six months of real-world usage.
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Networking tutorial - IT technology blog
Posted inNetworking

Long-Term Network Bandwidth Monitoring with vnStat on Linux: Track, Analyze, and Export Usage Reports

June 3, 2026
vnStat is a lightweight Linux daemon that tracks network bandwidth over time — no packet capture, minimal overhead. This guide walks through installation, daemon setup, querying daily/monthly/yearly reports, and exporting data to JSON for scripts and alerts.
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Networking tutorial - IT technology blog
Posted inNetworking

6 Months with Checkmk on Linux: From Infrastructure Chaos to a Single Pane of Glass

May 18, 2026
Based on 6 months of production use, this guide shows you how to replace fragmented monitoring tools with a unified Checkmk setup on Ubuntu for servers and network gear.
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Networking tutorial - IT technology blog
Posted inNetworking

6 Months with Zabbix: A Real-World Guide to Proactive Network Monitoring

May 13, 2026
A production-hardened guide to Zabbix 7.0. From installing on Ubuntu 24.04 to configuring SNMP and stopping alert storms, this is everything I learned in my first 6 months of usage.
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Networking tutorial - IT technology blog
Posted inNetworking

Stop Flying Blind: Mastering Network Visibility with LibreNMS and SNMP

April 20, 2026
Tired of guessing why the network is slow? This practical guide walks you through deploying LibreNMS and SNMP to gain total visibility into your switches, routers, and servers.
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Networking tutorial - IT technology blog
Posted inNetworking

Centralized Log Management for Network Devices and Firewalls with ELK Stack

April 12, 2026
Learn how to build a high-performance, centralized logging system for your network infrastructure using the ELK Stack. Move from reactive firefighting to proactive management with real-world configuration examples.
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