Router Naming Convention for isc.org, 201104

Regular Expressions:

^[^\.]+\.r2\.[a-z]+1\.isc\.org$
^.+\.([a-z]+\d+)\.isc\.org$

Statistics:

Training routers with at least two clustered interfaces: 6
Positive Predictive Value: 0.926
True Positives (green): 25
False Positives (red): 2
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:

		ams1
195.69.144.111	+	amsix.r1.ams1.isc.org

		atl1
199.6.12.1	+	iana.r1.atl1.isc.org
149.20.65.38	+	int-0-1.r1.atl1.isc.org
199.6.12.249	+	int-0-2-151.r1.atl1.isc.org

		kul1
203.119.57.16	+	r1.kul1.isc.org

		lga1
198.32.160.95	+	nyiix.r1.lga1.isc.org
69.48.130.115	+	nyiix1.lga1.isc.org

		ord1
206.223.119.2	+	chi-ibx.r1.ord1.isc.org
199.6.0.1	+	iana.r1.ord1.isc.org
149.20.65.158	+	int-0-3.r1.ord1.isc.org
213.248.85.14		isc-117365-chi-bb1.telia.net
213.248.85.18		isc-117366-chi-bb1.telia.net

		pao1
72.52.94.70	+	he.pao1.isc.org
149.20.65.157	+	int-0-0-1-8.r1.pao1.isc.org
149.20.65.153	+	int-0-1-6.r1.pao1.isc.org
149.20.65.149	+	int-0-1-7-180.r1.pao1.isc.org
149.20.65.33	+	int-0-2-0-5.r1.pao1.isc.org
149.20.65.18	+	int-0-2-0.r1.pao1.isc.org
149.20.65.9	+	int-0-4-0-0.r1.pao1.isc.org
149.20.65.137	+	int-0-5-0-0.r1.pao1.isc.org
149.20.65.37	+	int-0-5-0-1.r1.pao1.isc.org
149.20.65.16	+	int-2-0-0.r1.pao1.isc.org
149.20.65.129	+	int-3-0-0.r1.pao1.isc.org
216.200.0.10	~	isc-above-oc3.pao.isc.org
198.32.176.3	+	paix.r1.pao1.isc.org
157.130.196.186		isc-gw.customer.alter.net
198.32.251.123		isc2--paix-px1-ge.cenic.net
64.215.195.22		isc-1.ar1.pao2.gblx.net
4.68.111.58		isc-level3-ge.sanjose2.level3.net
4.68.111.62		isc-level3-ge.sanjose2.level3.net
149.20.80.50		isc1.ext2.inet.midpenmedia.org
140.174.21.194		ge-1-11.r03.plalca01.us.ce.gin.ntt.net

		sfo2
149.20.65.130	+	int-0-0-0-0.r1.sfo2.isc.org
149.20.65.141	!	int-0-2-0-0-121.r1.pao1.isc.org
204.152.184.194	+	sf-guest.r2.sfo2.isc.org
154.54.11.178		isc.sfo04.atlas.cogentco.com

		sjc3
149.20.65.19	+	int-0-0-0-0.r1.sjc3.isc.org
154.54.13.218		isc.sjc06.atlas.cogentco.com

		sql1
149.20.48.1	+	exit.blue.sql1.isc.org
149.20.54.2	+	guest.r1.sql1.isc.org
149.20.65.10	+	int-0-0-1-0.r1.sql1.isc.org
192.101.98.1		rwc-gw-fa0-1.media.org

		sql1
149.20.53.100	!	smrn.dmz.sql1.isc.org
209.234.111.241		r1-f11-gnac.sql1.smrn.com
209.234.111.89		r1-f40-900.sql1.smrn.com
209.234.96.129		r1-vlan30.sql1.smrn.com

149.20.1.160	*	linx-paix.r2.pao1.isc.org

195.69.144.140	*	amsix.r2.ams1.isc.org

199.6.0.2	*	iana.r2.ord1.isc.org
72.37.148.202		ge0-isc.cust.ord01.mzima.net