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DNS Troubleshooting
Records, Resolvers, Propagation, Outage Debugging and Resilient Setups for Admins and Developers
Nemčina
51 b
Nové
The site loads for you and fails for your customers. The dashboards are green, nothing seems to have changed, and every test you run tells a different story. This book gives admins and developers a fixed method for finding which hop of name resolution is wrong. You will follow one query from the application to the authoritative servers, read dig output as a report, plan changes around TTLs instead of waiting for propagation, and diagnose delegation faults, DNSSEC failures, truncated replies, broken AAAA records and applications that cache lookups for hours. A fifteen-minute triage playbook, an end-to-end outage walk-through and design guidance for resilient zones and resolvers close the book, together with checklists, a command cheat sheet and review questions.
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1 Pridajte knihu do košíka a vyberte možnosť doručiť ako darček 2 Obratom Vám zašleme poukaz 3 Knihu zašleme na adresu obdarovanéhoAhoj! Som Libroamiko, tvoj knižný radca.
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