The LTE Modem Gave Every IPv6 Prefix an Infinite Lifetime
Repeated malformed router advertisements filled an LTE interface with permanent SLAAC addresses until the current routed prefix no longer had a reliable source.
Continue reading// THE BLOG
Failover
The Probe Timed Out After It Had Already Succeeded
A three-second wrapper killed partially successful ICMP probes, and the failover supervisor converted exit 124 into a false LTE outage.
Continue readingThe State File Was Right. The Route Was Wrong.
The failover supervisor remembered the right state while the live routing tables had quietly stopped agreeing with it.
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