Router Naming Convention for ox.ac.uk, 201508

Router Naming Convention for ox.ac.uk, 201508

Regular Expressions:

^[a-z]+-([a-z\d]+\.[a-z]+)\.ox\.ac\.uk$

Statistics:

Training routers with at least two clustered interfaces: 1
Positive Predictive Value: 0.500
True Positives (green): 2
False Positives (red): 2
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 0
False Negatives, not matched: 2
Training routers with a single interface in suffix: 2

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:

		link.backbone
192.76.21.1	~	coucs1b.backbone.ox.ac.uk
192.76.34.9	!	oup-link.backbone.ox.ac.uk

		link.backbone
192.76.21.21	~	csurb.backbone.ox.ac.uk
163.1.150.173	!	ocms-link.backbone.ox.ac.uk

		loucs1.sdc
192.76.32.26	+	bmus-loucs1.sdc.ox.ac.uk
192.76.32.22	+	boucs-loucs1.sdc.ox.ac.uk

192.76.21.61	o	cindb.backbone.ox.ac.uk

192.76.21.71	o	cashb.backbone.ox.ac.uk
194.81.213.254		router.oxcis.ac.uk
194.81.46.254		router.oxford-union.org