Router Naming Convention for ngdc.net, 201702

Router Naming Convention for ngdc.net, 201702

Regular Expressions:

^[^\.]+\.([a-z]+\d+\.[a-z]+\.cph)\.ngdc\.net$

Statistics:

Training routers with at least two clustered interfaces: 8
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: 0
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:

		asr1.taa.cph
77.66.55.33	+	te0-0-0-0.asr1.taa.cph.ngdc.net
77.66.55.124	+	te0-0-0-2.asr1.taa.cph.ngdc.net
77.66.55.50	+	te0-0-0-3.asr1.taa.cph.ngdc.net

		dr0.gl.cph
77.66.1.178	+	ge1-24.dr0.gl.cph.ngdc.net
77.66.55.85	+	ge1-26.dr0.gl.cph.ngdc.net
77.66.55.89	+	ge1-31.dr0.gl.cph.ngdc.net
77.66.55.87	+	ge1-32.dr0.gl.cph.ngdc.net

		dr1.gl.cph
77.66.55.81	+	ge1-26.dr1.gl.cph.ngdc.net
77.66.55.91	+	ge1-31.dr1.gl.cph.ngdc.net
77.66.55.93	+	ge1-32.dr1.gl.cph.ngdc.net

		dr1.taa.cph
77.66.55.67	+	te2-5.dr1.taa.cph.ngdc.net
83.221.128.173	+	vl1532.dr1.taa.cph.ngdc.net

		dr3.taa.cph
77.66.55.49	+	te4-1.dr3.taa.cph.ngdc.net
77.66.55.53	+	te4-2.dr3.taa.cph.ngdc.net

		dr4.taa.cph
77.66.9.12	+	ge2-46.dr4.taa.cph.ngdc.net
77.66.55.59	+	te5-4.dr4.taa.cph.ngdc.net
77.66.55.55	+	te5-5.dr4.taa.cph.ngdc.net

		poi0.ba.cph
77.66.55.125	+	te1-4.poi0.ba.cph.ngdc.net
77.66.55.131	+	te1-5.poi0.ba.cph.ngdc.net
192.38.7.93	+	te2-16.poi0.ba.cph.ngdc.net

		poi0.gl.cph
77.66.55.115	+	te1-4.poi0.gl.cph.ngdc.net
77.66.55.119	+	te1-5.poi0.gl.cph.ngdc.net

		poi0.taa.cph
77.66.55.121	+	te1-4.poi0.taa.cph.ngdc.net
83.221.154.198		n9pkue.static.netgroup.dk
83.221.154.202		n9pkui.static.netgroup.dk
83.221.155.190		n9pl1a.static.netgroup.dk

83.221.128.24	o	fe0-0.jubii-holmen.cust.ngdc.net

83.221.128.124	o	ix01.cust.ngdc.net
149.6.136.30		solido.demarc.cogentco.com
212.130.253.38		peer-as59469.alb2nqp7.dk.ip.tdc.net