Apr 11 · 6 min read · The silent killer of user experience: understanding intermittent outages Your monitoring dashboard displays a reassuring 99.9% uptime. Your alerting system remains quiet. Yet customer support continues receiving complaints about timeouts, failed tran...
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Oct 30, 2025 · 10 min read · It was Diwali night in India. The on-call person was probably lighting firecrackers in their yard when the PagerDuty storm began. I believe many companies worldwide faced similar challenges on the 19th and 20th of October when the AWS global outage s...
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Oct 5, 2025 · 7 min read · What is a Telecommunications Outage? A telecommunications outage refers to loss or degradation of connectivity — including mobile signal loss, internet down-time, or loss of service for data, voice or cloud-based applications. Outages can happen loca...
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Oct 5, 2025 · 5 min read · In the dynamic landscape of South Africa's digital economy, reliable internet connectivity is the backbone of business operations. However, frequent last-mile outages—particularly those affecting fibre optic networks—pose significant threats to produ...
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Apr 15, 2025 · 3 min read · If you’ve ever experienced a sudden fibre outage in Johannesburg while sipping your morning ☕ and wondering why your Zoom meeting isn’t connecting… chances are, the culprit wasn’t a cyber-attack or solar flare — it was a burst water pipe and a cowboy...
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Apr 6, 2025 · 5 min read · In the world of technology, there’s a familiar, if crude, expression: SHIT happens. But in IT, it’s not just an offhand remark—it’s an inevitable reality. Significant Havoc in Technology (S.H.I.T.) is always lurking, waiting to disrupt operations, af...
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Apr 6, 2025 · 4 min read · Outages are never just technical glitches—they are symptoms of deeper issues, poor design choices, unvalidated assumptions, or breakdowns in operational processes. Every service interruption is both an opportunity and a responsibility: to investigate...
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Apr 1, 2025 · 4 min read · There’s an unspoken rule in network operations: if you’re asking your customer to run an MTR (My Traceroute) to diagnose a problem, you have already failed at your job. It’s that simple. The moment a network operator or service provider shifts the bu...
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Mar 29, 2025 · 4 min read · One of the most powerful features of SD-WAN is its ability to continuously monitor the health of network tunnels. It tracks key performance metrics such as packet loss, latency, jitter, out-of-order packet percentages, and Mean Opinion Score (MOS). T...
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Mar 23, 2025 · 5 min read · In Layer 2 Ethernet networks, resilience is key. Unlike Layer 3, where routing protocols dynamically reroute traffic, Layer 2 has limited options when it comes to path redundancy. Enter Link Aggregation (LAG)—a method that allows multiple physical li...
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