Latest posts
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Diagnosing an SFP+ Link That Stays Down
When an SFP+ connection stays down, changing switch settings before checking the physical path can hide the original fault. Start with the link state on both…
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Tracing Intermittent Ethernet Drops
Intermittent Ethernet drops often leave the network working again by the time someone checks it. That makes timestamps and counters more useful than a quick glance…