Router Naming Convention for forthnet.gr, 201508

Regular Expressions:

^([a-z]+-[a-z]+)-[^\.]+\.forthnet\.gr$
^[^\.]+\.([a-z]+-kln-\d+)\.forthnet\.gr$
^[a-z]+\d+-(\d+-0\.core-[a-z]+-\d+)\.forthnet\.gr$

Statistics:

Training routers with at least two clustered interfaces: 11
Positive Predictive Value: 0.923
True Positives (green): 24
False Positives (red): 2
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 4
False Negatives, not matched: 3
Training routers with a single interface in suffix: 6

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:

		0-0.core-ath-11
213.16.247.142	+	gi2-0-0.core-ath-11.forthnet.gr
213.16.247.146	+	gi4-0-0.core-ath-11.forthnet.gr

		1-0.core-ast-02
213.16.252.66	+	ge0-1-0.core-ast-02.forthnet.gr
194.219.199.90	+	ge1-1-0.core-ast-02.forthnet.gr

		1-0.core-ast-03
213.16.252.70	+	ge0-1-0.core-ast-03.forthnet.gr
194.219.208.153	~	ge0-3-0109.core-ast-03.forthnet.gr
212.251.94.14	+	ge1-1-0.core-ast-03.forthnet.gr

		aftr-kln-01
194.219.199.114	+	xe0-0-0.aftr-kln-01.forthnet.gr
194.219.253.106	+	xe0-2-0.aftr-kln-01.forthnet.gr

		core-ath
212.251.94.61	+	core-ath-08g2-0-0.forthnet.gr
212.251.94.5	+	core-ath-08g4-0-0.forthnet.gr

		core-kln
213.16.247.17	+	core-kln-12be3.forthnet.gr
212.251.94.57	+	core-kln-12te0-4-0-7.forthnet.gr
212.251.94.6	+	core-kln-12te0-4-0-9.forthnet.gr

		core-kln
213.16.247.13	!	core-kln-12be2.forthnet.gr
212.251.94.17	!	core-kln-12te0-0-0-10.forthnet.gr
212.162.46.110		forthnet-sa.bar1.sofia2.level3.net

		core-kln-12
62.1.39.5	+	te0-4-0-8-508.core-kln-12.forthnet.gr

		core-lsf
194.219.41.254	+	core-lsf-08g1-0-5.forthnet.gr
212.251.94.18	+	core-lsf-08xe-0-0-1.forthnet.gr
194.219.199.246	+	core-lsf-08xe-0-2-1.forthnet.gr
194.219.199.134	~	xe2-1-1.core-lsf-08.forthnet.gr

		core-rho
213.16.247.102	+	core-rho-03ge1-2-0.forthnet.gr
194.219.208.114	~	ge1-3-2.core-rho-03.forthnet.gr

		distr-kln
213.16.247.26	+	distr-kln-02be2.forthnet.gr
213.16.247.18	+	distr-kln-02be3.forthnet.gr

		host-kln
212.251.94.178	+	host-kln-01-te-5-4.forthnet.gr
212.251.94.182	+	host-kln-01-te-6-4.forthnet.gr

		host-kln-02
194.219.199.222	+	po1.host-kln-02.forthnet.gr
194.219.199.226	+	po2.host-kln-02.forthnet.gr

		serv-kln-01
213.16.247.125	+	gi1-24.serv-kln-01.forthnet.gr
213.16.247.129	+	po9.serv-kln-01.forthnet.gr

		vll-kln
212.54.192.80	+	vll-kln-01.forthnet.gr

194.219.253.238	-	xe1-0-0.core-thr-01.forthnet.gr
213.16.252.73	-	xe1-1-0.core-thr-02.forthnet.gr

194.219.253.246	-	xe1-0-0.core-thr-02.forthnet.gr
213.16.252.77	-	xe1-1-0.core-thr-01.forthnet.gr

194.219.199.10	o	be1.cdn-thr-01.forthnet.gr

194.219.208.154	o	gi2-47.host-ast-02.forthnet.gr

212.251.94.222	o	gi6-1.host-ast-01.forthnet.gr