Path MTU discovery in practice

Lobsters·5 points·Caustic·over 11 years ago·blog.cloudflare.com

Last week, a very small number of our users who are using IP tunnels (primarily tunneling IPv6 over IPv4) were unable to access our services because a networking change broke "path MTU discovery" on our servers.

Read the full article at blog.cloudflare.com →

#path #discovery #mtu #path mtu #mtu discovery #networking #path mtu discovery #practice

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