Router Naming Convention for helinet.de, 201803

Regular Expressions:

^[a-z]+\d+-[^\.]+\.([a-z\d]+)\.helinet\.de$

Statistics:

Training routers with at least two clustered interfaces: 2
Positive Predictive Value: 1.000
True Positives (green): 4
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 1
False Negatives, not matched: 24
Training routers with a single interface in suffix: 5

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:

		pekam1
88.208.189.65	~	65-189-208-88.helinet.de
212.37.41.157	+	gi3-22-1325.pekam1.helinet.de
212.37.52.153	+	gi3-9-306.pekam1.helinet.de
212.37.63.33		gi3-17-320.pekam1.as12355.net
212.37.63.37		gi3-17-321.pekam1.as12355.net
212.37.43.73		gi3-23-1319.pekam1.as12355.net
212.37.63.9		te2-1.pekam1.as12355.net
212.37.52.113		gw.gsw-kamen.de

		pelue
88.208.189.161	~	161-189-208-88.helinet.de
212.37.43.29	~	212.37.43.29.transit.helinet.de
212.37.52.97	+	gi3-3-304.pelue.helinet.de
212.37.63.13		te2-4.pelue1.as12355.net

		pelue2
212.37.48.169	+	gi0-7-300.pelue2.helinet.de
212.37.49.241		gw.luenen.de

		sip
88.208.191.165	~	165-191-208-88.helinet.de
212.37.41.113	~	212-37-41-113.transit.helinet.de
212.37.50.49	~	49.50.37.212.helinet.de
212.37.41.129	-	gi2-14-578.peuwi1.helinet.de
212.37.40.221	+	gw3-1.sip.helinet.de
212.37.40.189	+	gw4-1.sip.helinet.de
212.37.63.49		po2-vl320.peuwi3.as12355.net
212.37.63.53		po2-vl321.peuwi3.as12355.net
212.37.49.29		gw.schrage-soest.de
212.37.54.225		gw.schulen-hamm.de

88.208.189.105	~	105-189-208-88.helinet.de
88.208.191.217	~	217-191-208-88.helinet.de
212.37.50.29	~	29.50.37.212.helinet.de
212.37.54.65	~	65.54.37.212.helinet.de

88.208.190.105	~	105-190-208-88.helinet.de
212.37.54.109	~	109.54.37.212.helinet.de
88.208.190.49	~	49-190-208-88.helinet.de
88.208.190.81	~	81-190-208-88.helinet.de

88.208.189.1	~	1-189-208-88.helinet.de
212.37.50.25	~	25.50.37.212.helinet.de
212.37.50.33	~	33.50.37.212.helinet.de
88.208.189.153		hamm-gw.padnet.de

212.37.50.121	~	121.50.37.212.helinet.de
88.208.189.193	~	193-189-208-88.helinet.de
88.208.191.209	~	209-191-208-88.helinet.de
212.37.49.81		gw.e-lectron.de

212.37.54.81	~	81.54.37.212.helinet.de
88.208.191.93	~	93-191-208-88.helinet.de
212.37.49.65		gw.kreis-unna.de

212.37.54.249	~	249.54.37.212.helinet.de
212.37.54.57	~	57.54.37.212.helinet.de

88.208.189.129	o	129-189-208-88.helinet.de
88.208.190.17		17-190-208-88.eurosoft.net

88.208.191.241	o	241-191-208-88.helinet.de
212.37.63.73		gi0-10-vl1211.pehfn2.as12355.net

212.37.54.1	o	1.54.37.212.helinet.de
212.37.52.149		gi0-1-si543.pehfn3.as12355.net
212.37.47.65		gi0-4-si548.pehfn3.as12355.net
212.37.62.65		te0-2.pehfn3.as12355.net
212.37.48.137		vl6.pehfn3.as12355.net