Router Naming Convention for helinet.de, 201508

Regular Expressions:

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

Statistics:

Training routers with at least two clustered interfaces: 3
Positive Predictive Value: 1.000
True Positives (green): 7
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 2
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:

		pefro1
212.37.43.193	+	gi0-1-1201.pefro1.helinet.de

		pehfn1
212.37.54.17	~	17.54.37.212.helinet.de
212.37.41.85	~	212-37-41-85.transit.helinet.de
88.208.191.49	~	49-191-208-88.helinet.de
212.37.48.137	+	gi2-16-6.pehfn1.helinet.de
212.37.47.65	+	gi2-3-548.pehfn1.helinet.de
212.37.40.49	-	gi2-7.peskp1.helinet.de
212.37.51.85	+	gi3-9-1314.pehfn1.helinet.de
212.37.63.77		gi2-17-1212.pehfn1.as12355.net
212.37.63.41		gi2-4-320.pehfn1.as12355.net
212.37.63.121		gi2-5-1212.pehfn1.as12355.net
212.37.63.85		gi2-5-1215.pehfn1.as12355.net
212.37.63.93		gi2-5-325.pehfn1.as12355.net
212.37.63.25		gi2-6-1202.pehfn1.as12355.net
212.37.63.2		te1-1.pehfn1.as12355.net
212.37.63.9		te1-4.pehfn1.as12355.net

		pekam1
88.208.189.113	~	113-189-208-88.helinet.de
212.37.43.33	~	212.37.43.33.transit.helinet.de
212.37.56.1	~	ftth-lab-1.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
212.37.63.10		te2-1.pekam1.as12355.net
212.37.52.113		gw.gsw-kamen.de
212.37.52.129		gw.kamen.de

		pelue
88.208.189.161	~	161-189-208-88.helinet.de
88.208.189.193	~	193-189-208-88.helinet.de
212.37.43.29	~	212.37.43.29.transit.helinet.de
212.37.52.97	+	gi3-3-304.pelue.helinet.de
212.37.63.113		te2-2.pelue1.as12355.net
212.37.63.117		te2-4.pelue1.as12355.net

		sip
88.208.189.1	~	1-189-208-88.helinet.de
88.208.191.165	~	165-191-208-88.helinet.de
212.37.43.197	~	212.37.43.197.transit.helinet.de
212.37.50.33	~	33.50.37.212.helinet.de
88.208.189.77	~	77-189-208-88.helinet.de
212.37.48.165	-	gi2-20-300.peuwi1.helinet.de
212.37.40.221	+	gw3-1.sip.helinet.de
212.37.40.189	+	gw4-1.sip.helinet.de
212.37.63.105		gi2-16.peuwi1.as12355.net
212.37.63.49		gi2-4-320.peuwi1.as12355.net
212.37.63.53		gi2-4-321.peuwi1.as12355.net
212.37.63.65		gi2-6-310.peuwi1.as12355.net
212.37.63.125		peer-1.as12355.net

88.208.189.105	~	105-189-208-88.helinet.de
212.37.50.105	~	105.50.37.212.helinet.de
88.208.191.113	~	113-191-208-88.helinet.de
212.37.54.65	~	65.54.37.212.helinet.de

212.37.50.121	~	121.50.37.212.helinet.de
88.208.191.137	~	137-191-208-88.helinet.de
212.37.50.161	~	161.50.37.212.helinet.de
88.208.191.193	~	193-191-208-88.helinet.de
212.37.49.81		gw.e-lectron.de

88.208.189.129	~	129-189-208-88.helinet.de
88.208.189.185	~	185-189-208-88.helinet.de
88.208.190.33		gi0-7.perz41.as12355.net
88.208.190.17		gi0-9.perz41.as12355.net

212.37.50.129	o	129.50.37.212.helinet.de
212.37.49.97		97.voxtron.de

212.37.50.177	o	vl1301.pelab1.helinet.de

212.37.54.97	o	97.54.37.212.helinet.de
212.37.49.241		gw.luenen.de