Router Naming Convention for ubc.ca, 201803

Router Naming Convention for ubc.ca, 201803

Regular Expressions:

^a\d+-a0\.net\.ubc\.ca$
^[^\.]+\.([a-z]+)\.ubc\.ca$

Statistics:

Training routers with at least two clustered interfaces: 3
Positive Predictive Value: 0.667
True Positives (green): 6
False Positives (red): 3
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 1
False Negatives, not matched: 1
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:

		ece
137.82.123.65	*	a21-a0.net.ubc.ca
137.82.84.92	!	gw1-vlan1277.ece.ubc.ca
137.82.18.253	~	gw2-net18.ugrad.math.ubc.ca

		isdn
142.103.78.249	*	a1-a0.net.ubc.ca
142.103.69.77	+	ablachford.isdn.ubc.ca
142.103.69.93	+	kleighton.isdn.ubc.ca

		itservices
137.82.28.254	+	gw-28.itservices.ubc.ca
137.82.74.254	+	gw-74.itservices.ubc.ca
137.82.75.254	-	ponda-gw.ucs.ubc.ca
206.12.8.22		ubc-bc.westgrid.ca

		net
142.103.78.253	+	l1-a0.net.ubc.ca
137.82.123.45	+	l1-a1.net.ubc.ca

142.103.83.252	!	gw1-vlan2493.ece.ubc.ca
137.82.123.158	!	l22-a22.net.ubc.ca

137.82.123.113	*	a22-a0.net.ubc.ca