Router Naming Convention for dbsintl.net, 201207

Regular Expressions:

^[^\.]+\.(dbsi-[a-z]+)-[a-z]+-(01)\.dbsintl\.net$
^[a-z\d]+-[^\.]+\.(.+)\.dbsintl\.net$
^vlan\d+\.(.+)\.dbsintl\.net$

Statistics:

Training routers with at least two clustered interfaces: 7
Positive Predictive Value: 0.947
True Positives (green): 18
False Positives (red): 1
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 1
False Negatives, not matched: 4
Training routers with a single interface in suffix: 4

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:

		dbsi-lvq\|01
69.7.225.81	+	g5-2.dbsi-lvq-corertr-01.dbsintl.net
69.7.225.73	+	glbx.dbsi-lvq-corertr-01.dbsintl.net
69.7.225.85	+	vlan4.dbsi-lvq-core-01.dbsintl.net
69.7.225.197	+	vlan5.dbsi-lvq-corertr-01.dbsintl.net

		dbsi-lvq-corertr-02
69.7.229.101	+	g1-1.dbsi-lvq-corertr-02.dbsintl.net
69.7.225.198	+	vlan5.dbsi-lvq-corertr-02.dbsintl.net

		dbsi-tek\|01
69.7.225.101	+	10gig-vlan3.dbsi-tek-corertr-01.dbsintl.net
69.7.225.82	+	g5-2.dbsi-tek-corertr-01.dbsintl.net
69.7.225.117	~	vz.dbsi-tek-corertr-02.dbsintl.net

		dbsi-vf\|01
69.7.225.89	+	10gig-vlan6.dbsi-vf-corertr-01.dbsintl.net
69.7.225.93	+	g6-2.dbsi-vf-corertr-01.dbsintl.net
69.7.225.65	+	internap.dbsi-vf-corertr-01.dbsintl.net
69.7.225.209	~	level3.dbsi-vf-corertr-01.vf.dbsintl.net
69.7.225.86	+	vlan4.dbsi-vf-corertr-01.dbsintl.net

		dbsi-vf-corertr-02
69.7.225.90	+	10gig-vlan6.dbsi-vf-corertr-02.dbsintl.net
69.7.229.102	+	g5-1.dbsi-vf-corertr-02.dbsintl.net
69.7.225.69	~	internap.dbsi-corertr-02.vf.dbsintl.net
69.7.225.213	~	level3.dbsi-vf-corertr-02.dbsintl.net

		glbx.edge.lvq
69.7.225.74	+	g0-0.glbx.edge.lvq.dbsintl.net
69.7.225.78	+	g0-1.glbx.edge.lvq.dbsintl.net
204.246.205.58		dbsiequinix-chicago.gigabitethernet9-1.ar4.chi2.gblx.net

		internap.edge.phl
69.7.225.66	+	g0-0.internap.edge.phl.dbsintl.net
216.52.66.130		dbsi-3.border1.ext1.phi.pnap.net

		level3.edge.vf
69.7.225.210	+	g0-0.level3.edge.vf.dbsintl.net
4.78.152.66		dbs-interna.car1.philadelphia1.level3.net

		static
199.96.248.26	+	199-96-248-26.static.dbsintl.net
199.96.248.30	+	199-96-248-30.static.dbsintl.net

69.7.225.94	-	g5-2.dbsi-tek-corertr-02.dbsintl.net
69.7.225.121	!	vz.dbsi-tek-corertr-01.dbsintl.net

69.7.225.222	o	ns1b.dbsintl.net

69.7.229.158	o	user-69-7-229-158.dbsintl.net