Using netlab to Argue with Vendor TAC

A happy netlab user sent me an unexpected use case: they successfully used its multi-vendor capabilities to argue with a vendor TAC. Here&rsquo;s the gist of the story (edited/anonymized for obvious reasons): They deployed a configuration change that resulted in an unexpected outage. The outage partially disrupted the data center network, so they didn&rsquo;t have the luxury of collecting data and…