Router Naming Convention for ntt.eu, 201904

Router Naming Convention for ntt.eu, 201904

Regular Expressions:

^(eun\d+)-[^\.]+\.sys\.ntt\.eu$

Statistics:

Training routers with at least two clustered interfaces: 5
Positive Predictive Value: 1.000
True Positives (green): 10
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 0
False Negatives, not matched: 1
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:

		eun1900500
81.19.100.162	+	eun1900500-po3.sys.ntt.eu
81.19.100.170	+	eun1900500-po4.sys.ntt.eu

		eun1900501
81.19.100.166	+	eun1900501-po3.sys.ntt.eu
81.19.100.174	+	eun1900501-po4.sys.ntt.eu

		eun2400003
83.231.229.2	+	eun2400003-po3.sys.ntt.eu
83.231.229.10	+	eun2400003-po4.sys.ntt.eu

		eun2400004
83.231.229.6	+	eun2400004-po3.sys.ntt.eu
83.231.229.14	+	eun2400004-po4.sys.ntt.eu

		eun2400261
81.93.188.252	+	eun2400261-gi3-6-gw.sys.ntt.eu
83.217.244.220	+	eun2400261-gi3-8-gw.sys.ntt.eu
83.217.245.131	~	eux2400223-pip.sys.ntt.eu

		eun3300003
83.231.192.38	+	eun3300003-c00-d00.sys.ntt.eu

		eun3300004
83.231.192.42	+	eun3300004-c01-d01.sys.ntt.eu

81.20.67.254	o	evx9901626-internet.sys.ntt.eu
46.244.0.197		197-0-244-46.a2b-internet.com
46.244.0.214		214-0-244-46.a2b-internet.com
46.244.0.73		rtr-1.ams-tc2.a2b-internet.com
46.244.0.202		rtr-1.ams-tc2.a2b-internet.com
141.136.97.6		a2b-internet-gw.ip4.gtt.net