Router Naming Convention for basefarm.net, 201603

Regular Expressions:

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

Statistics:

Training routers with at least two clustered interfaces: 9
Positive Predictive Value: 0.909
True Positives (green): 20
False Positives (red): 2
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 2
False Negatives, not matched: 0
Training routers with a single interface in suffix: 1

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:

		ams\|ams
195.28.172.14	+	ams-gw02-ams-gw01-link.ams.basefarm.net
195.28.172.10	+	ams-gw02-osl-lnk.ams.basefarm.net
213.248.77.142		tss-ic-306598-adm-b4.c.telia.net.77.248.213.in-addr.arpa

		cologw01\|osl
195.225.14.10	+	cologw01-osl2-gw1-lnk.osl.basefarm.net
81.93.172.86	+	cologw01-osl3-gw1-lnk.osl.basefarm.net

		core3\|sth
80.76.159.2	+	core3-v306.sth.basefarm.net
80.76.153.234	+	core3-v403-a.sth.basefarm.net
80.76.147.66	+	core3-v419-a.sth.basefarm.net

		nas\|osl
195.225.14.2	+	nas-core01-v1505.osl.basefarm.net
195.225.16.53	+	nas-core01-v1506.osl.basefarm.net

		osl2\|osl
195.28.172.9	+	osl2-gw1-ams-lnk.osl.basefarm.net
213.200.72.146		basefarm-gw.ip4.tinet.net

		osl3\|osl
195.225.12.57	+	osl3-core02-bf-ocloud-lab-fw01-link.osl.basefarm.net
81.93.172.78	+	osl3-core02-te1-3.osl.basefarm.net

		sth2\|sth
80.76.153.42	+	sth2-core2-v519-a.sth.basefarm.net
80.76.144.90	+	sth2-core2a.sth.basefarm.net
80.76.151.114	+	sth2-core2b-sth2-cr01-link.sth.basefarm.net

		sth4\|sth
195.28.172.1	+	sth4-gw01-ams-lnk.sth.basefarm.net
80.76.159.70	+	sth4-gw01-te0-1-0-4.sth.basefarm.net

		swosl4\|osl
109.68.93.38	+	swosl4-a-109-68-93-38.osl.basefarm.net
109.68.93.34	+	swosl4-a-xe-0-0-38.osl.basefarm.net

		vcore02\|osl
195.225.8.27	+	vcore02-v2089.osl.basefarm.net
109.68.93.2	+	vcore02-v2399.osl.basefarm.net

81.93.167.82	-	sth2-gw01-osl3-gw1.osl.basefarm.net
80.76.159.69	!	sth2-gw01-te0-1-0-4.sth.basefarm.net
46.33.95.126		basefarm-gw.ip4.gtt.net
213.248.81.190		tss-ic-306596-oso-b3.c.telia.net

195.28.172.13	!	ams-gw01-ams-gw02-link.ams.basefarm.net
80.249.209.42	-	amsix-gw1.ams.basefarm.net
46.33.95.122		basefarm-gw.ip4.gtt.net
212.72.42.166		bluedome-in.car1.amsterdam1.level3.net