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DNS Flag Day Webinar

How to use EDNS buffer size to avoid with transmission failure and spoofed DNS packets.

Why register to watch this free webinar?

Understand DNS fragmentation

See what fragmented packets mean to your networks.

Best practices for mitigation

Learn what new recommendations were announced on DNS Flag Day.

Explore the research

Gain insight into the rationale behind the changes and how it affects users and operators.

Preparing old resolvers

Look at how to check your infrastructure for DNS fragmentation issues and how to implement the changes on older DNS resolver software.

World-class instructor

Carsten Strotmann is an acclaimed ISC trainer, and has been supporting customers with Unix and Windows networks for more than 28 years.

Watch on-demand