A cheap 25-year-old piece of hardware broke Telstra. It’s a wake-up call for other businesses

A decade and a half of neglect broke Telstra—or half of it anyway. Earlier this month, the Australian telecom giant suffered a catastrophic outage affecting forty-five percent of its nationwide calls and data. The culprit was a time server from two-thousand eleven designed to keep the network's clocks synchronized via GPS. After a routine restart, the device misread a GPS signal cycle and thought the year was two-thousand six instead of two-thousand twenty-six. Because Telstra hadn't deployed enough redundant time servers, the broader network lost consensus on what time it actually was and collapsed in a cascading failure. According to The Conversation, Telstra had manufacturer warnings about this server in twenty twenty-two and again in January of this year, but didn't replace it. Executives later conceded the simple replacement could have prevented the whole disaster. The incident exposes why companies neglect infrastructure: preventative maintenance is invisible on quarterly earnings until the bill arrives—and Telstra's bill is already approaching thirty million dollars in fines and compensation.

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