2 ms·
My thoughts exactly: "The network management software interpreted the empty field as a 'wildcard,' meaning that the software understood the blank field as an i
by ashleyn 9y ago
My thoughts exactly:
"The network management software interpreted the empty field as a 'wildcard,' meaning that the software understood the blank field as an instruction to block all calls, instead of as a null entry. This caused the switch to block calls from every number in Level 3’s non-native telephone number database."
WTF kind of crappy design is that?
- cesarb 9y agoProbably a filtering interface with several fields, in which you fill the ones you want to filter on. If you don't fill a field, it's not used as a criteria for filtering (so empty fields are a "don't care" for that field's criteria).
- greglindahl 9y agoThis is the basic design pattern: "Google mistakes entire web for malware" https://www.theregister.co.uk/2009/01/31/google_malware_snafu/ https://www.theregister.co.uk/2009/01/31/google_malware_snaf...