Router Naming Convention for usinternet.com, 201207

Router Naming Convention for usinternet.com, 201207

Regular Expressions:

^[^\.]+\.(usi-[a-z]+\d+-[a-z]+)\.usinternet\.com$

Statistics:

Training routers with at least two clustered interfaces: 5
Positive Predictive Value: 1.000
True Positives (green): 12
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:

		usi-ar03-mtka
216.17.36.17	+	g0-1.usi-ar03-mtka.usinternet.com
216.17.51.17	+	g0-3.usi-ar03-mtka.usinternet.com

		usi-cr01-mtka
216.17.36.27	+	g0-1.usi-cr01-mtka.usinternet.com
216.17.51.27	+	g0-3.usi-cr01-mtka.usinternet.com

		usi-cr02-mpls
216.17.51.25	+	v102.usi-cr02-mpls.usinternet.com
216.17.36.25	+	v103.usi-cr02-mpls.usinternet.com
216.66.73.174		t4-2-usi-cr02-mpls-usinternet-com

		usi-cr02-mtka
216.17.36.28	+	g0-1.usi-cr02-mtka.usinternet.com
216.17.51.28	+	g0-3.usi-cr02-mtka.usinternet.com

		usi-cr03-mpls
38.104.196.14	+	t4-4.usi-cr03-mpls.usinternet.com
4.59.66.70	+	te4-1.usi-cr03-mpls.usinternet.com
216.17.51.29	+	v102.usi-cr03-mpls.usinternet.com
216.17.36.29	+	v103.usi-cr03-mpls.usinternet.com