Router Naming Convention for ncsa.edu, 201110

Regular Expressions:

^([a-z]+-.+)-[a-z\d]+-[a-z\d]+-[a-z\d]+\.gw\.ncsa\.edu$

Statistics:

Training routers with at least two clustered interfaces: 10
Positive Predictive Value: 1.000
True Positives (green): 22
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 0
False Negatives, not matched: 2
Training routers with a single interface in suffix: 3

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:

		core-hpc
141.142.0.118	+	core-hpc-1-core-10.gw.ncsa.edu
141.142.0.122	+	core-hpc-2-core-10.gw.ncsa.edu

		ncsa-1003-lr
141.142.1.198	+	ncsa-1003-lr-ncsa-07-br.gw.ncsa.edu
141.142.1.202	+	ncsa-1003-lr-ncsa-2045-br.gw.ncsa.edu

		ncsa-1045-ar
141.142.1.22	+	ncsa-1045-ar-ncsa-2045-br.gw.ncsa.edu
141.142.1.17		ncsa-1045-vlan34.ncsa.uiuc.edu

		ncsa-1045-es1
141.142.1.26	+	ncsa-1045-es1-ncsa-07-br.gw.ncsa.edu
141.142.1.6	+	ncsa-1045-es1-ncsa-1045-ar.gw.ncsa.edu
141.142.1.30	+	ncsa-1045-es1-ncsa-2045-br.gw.ncsa.edu

		ncsa-1045-es2
141.142.1.10	+	ncsa-1045-es2-ncsa-1045-ar.gw.ncsa.edu
141.142.1.38	+	ncsa-1045-es2-ncsa-2045-br.gw.ncsa.edu

		ncsa-2045-ar
141.142.1.62	+	ncsa-2045-ar-ncsa-07-br.gw.ncsa.edu
141.142.1.58	+	ncsa-2045-ar-ncsa-2045-br.gw.ncsa.edu

		ncsa-2045-es1
141.142.1.42	+	ncsa-2045-es1-ncsa-2045-ar.gw.ncsa.edu
141.142.1.66	+	ncsa-2045-es1-ncsa-2045-br.gw.ncsa.edu
141.142.1.49		141.142.001.048-051net-rtr.ncsa.uiuc.edu

		ncsa-2045-es2
141.142.1.70	+	ncsa-2045-es2-ncsa-07-br.gw.ncsa.edu
141.142.1.46	+	ncsa-2045-es2-ncsa-2045-ar.gw.ncsa.edu
141.142.1.74	+	ncsa-2045-es2-ncsa-2045-br.gw.ncsa.edu

		ncsa-2105-lr
141.142.1.190	+	ncsa-2105-lr-ncsa-07-br.gw.ncsa.edu
141.142.1.194	+	ncsa-2105-lr-ncsa-2045-br.gw.ncsa.edu

		ncsa-3003-its
141.142.1.174	+	ncsa-3003-its-ncsa-07-br.gw.ncsa.edu
141.142.1.178	+	ncsa-3003-its-ncsa-2045-br.gw.ncsa.edu

		ncsa-3003-lr
141.142.1.206	+	ncsa-3003-lr-ncsa-07-br.gw.ncsa.edu
141.142.1.210	+	ncsa-3003-lr-ncsa-2045-br.gw.ncsa.edu

		ncsa-4045-es1
141.142.1.121	~	141.142.001.120-123net-rtr.gw.ncsa.edu
141.142.1.134	+	ncsa-4045-es1-ncsa-07-br.gw.ncsa.edu
141.142.1.114		ncsa-4045-es1-vlan61.ncsa.uiuc.edu
141.142.1.138		ncsa-4045-es1-vlan67.ncsa.uiuc.edu

		npcf-core
141.142.0.17	~	core-east-core-10.gw.ncsa.edu
141.142.0.21	+	npcf-core-west-core-10.gw.ncsa.edu