Router Naming Convention for sover.net, 201207

Router Naming Convention for sover.net, 201207

Regular Expressions:

^\d+\.[^\.]+\..+\.(cr\d+\.[a-z]+)\.[a-z]+\.vt\.sover\.net$

Statistics:

Training routers with at least two clustered interfaces: 3
Positive Predictive Value: 0.875
True Positives (green): 7
False Positives (red): 1
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 0
False Negatives, not matched: 4
Training routers with a single interface in suffix: 2

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:

		cr0.ch
64.17.120.74	+	1300.1.1.g.cr0.ch.burl.vt.sover.net
64.17.120.89	+	1303.8.1.g.cr0.ch.burl.vt.sover.net
64.17.120.137	+	1316.g1-7.cr0.cr0.ch.burl.vt.sover.net

		cr0.ma
64.17.120.77	+	1301.8.1.g.cr0.ma.brbo.vt.sover.net
64.17.120.82	+	1308.8.1.g.cr0.ma.burl.vt.sover.net

		cr0.ma
64.17.120.105	!	1307.1.1.g.cr0.ma.burl.vt.sover.net
64.17.120.173	~	s2-0-0.cr0.ma.brbo.vt.sover.net

		cr1.ao
64.17.120.98	+	1305.8.1.g.cr1.ao.wnsk.vt.sover.net
64.17.120.106	+	1307.1.1.g.cr1.ao.wnsk.vt.sover.net

		cr1.ch
64.17.120.97	+	1305.8.1.g.cr1.ch.burl.vt.sover.net
64.17.120.241	~	g3-1-2.cr1.ch.burl.vt.sover.net

72.15.0.21	~	g1-9.cr0.cl.blfl.vt.sover.net
64.17.120.174	~	s2-0-0.cr0.cl.blfl.vt.sover.net

64.17.120.134	o	1315.g1-0-0.er0.ch.burl.vt.sover.net