Router Naming Convention for nersc.gov, 201702

Router Naming Convention for nersc.gov, 201702

Regular Expressions:

^.+-([a-z]+\d+)\.nersc\.gov$

Statistics:

Training routers with at least two clustered interfaces: 4
Positive Predictive Value: 1.000
True Positives (green): 13
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 0
False Negatives, not matched: 4
Training routers with a single interface in suffix: 1

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:

		cr1
128.55.192.61	+	br1-ip1-cr1.nersc.gov
128.55.192.65	+	br1-ip2-cr1.nersc.gov
128.55.192.69	+	br1-ip3-cr1.nersc.gov
128.55.192.73	+	br1-ip4-cr1.nersc.gov
128.55.192.45	+	cr2-cr1.nersc.gov

		cr2
128.55.192.77	+	br1-ip5-cr2.nersc.gov
128.55.192.81	+	br1-ip6-cr2.nersc.gov
128.55.192.85	+	br1-ip7-cr2.nersc.gov
128.55.192.89	+	br1-ip8-cr2.nersc.gov

		ir1
128.55.192.29	+	cr1-ir1.nersc.gov
128.55.192.37	+	cr2-ir1.nersc.gov

		ir2
128.55.192.33	+	cr1-ir2.nersc.gov
128.55.192.41	+	cr2-ir2.nersc.gov

128.55.15.78	~	ir1-i10g2.nersc.gov
128.55.15.86	~	ir2-i10g2.nersc.gov

128.55.15.145	~	c10g-i10g.nersc.gov
128.55.15.237	~	i10g-2-c10g.nersc.gov

128.55.15.82	o	ir2-i10g.nersc.gov