Router Naming Convention for last.fm, 201412

Router Naming Convention for last.fm, 201412

Regular Expressions:

^cr1-[a-z]+-[^\.]+\.([a-z]+\.london)\.last\.fm$

Statistics:

Training routers with at least two clustered interfaces: 2
Positive Predictive Value: 1.000
True Positives (green): 4
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 0
False Negatives, not matched: 0
Training routers with a single interface in suffix: 0

Legend:

Green	+	Inferred identifier, true positive when evaluated against training data
Orange	-	Inferred identifier, false negative when evaluated against training data
Red	!	Inferred identifier, false positive when evaluated against training data
Red	x	Inferred identifier, but contains part of IP address literal embedded in hostname
	~	False negative, not matched
	o	No regex matched the interface, but the interface was the only interface in this suffix on the router
	*	A filter regex matched the interface

Evaluation against training data:

		bra.london
195.24.232.5	+	cr1-vl-440.bra.london.last.fm
195.24.232.9	+	cr1-vl-441.bra.london.last.fm

		sov.london
87.117.210.110	+	cr1-te-3-3.sov.london.last.fm
87.117.214.146	+	cr1-te-4-3.sov.london.last.fm