Router Naming Convention for att.net, 201708

Regular Expressions:

^([a-z\d]+cce9)-[a-z\d]+-\d+\.infra\.cdn\.att\.net$
^([a-z]+\d+\.[a-z\d]+\.ip)\.att\.net$

Statistics:

Training routers with at least two clustered interfaces: 14
Positive Predictive Value: 1.000
True Positives (green): 38
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 2
False Negatives, not matched: 0
Training routers with a single interface in suffix: 6

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:

		atnga00001cce9
204.127.146.5	+	atnga00001cce9-irb-2.infra.cdn.att.net

		bcvoh00002cce9
204.127.177.6	+	bcvoh00002cce9-irb-2.infra.cdn.att.net

		ciail00001cce9
12.120.85.65	+	ciail00001cce9-ae120-100.infra.cdn.att.net
12.120.85.69	+	ciail00001cce9-ae120-102.infra.cdn.att.net
204.127.180.5	+	ciail00001cce9-irb-2.infra.cdn.att.net

		ciail00002cce9
12.120.85.75	+	ciail00002cce9-ae120-200.infra.cdn.att.net
12.120.85.79	+	ciail00002cce9-ae120-202.infra.cdn.att.net
204.127.180.6	+	ciail00002cce9-irb-2.infra.cdn.att.net

		cr1.attga.ip
12.122.141.234	+	cr1.attga.ip.att.net
12.123.22.109	+	cr1.attga.ip.att.net

		cr2.n54ny.ip
12.122.2.14	+	cr2.n54ny.ip.att.net
12.122.115.90	+	cr2.n54ny.ip.att.net

		cr83.sl9mo.ip
12.122.112.130	+	cr83.sl9mo.ip.att.net
12.122.142.18	+	cr83.sl9mo.ip.att.net

		dc2.bgtmo.ip
12.123.146.6	+	dc2.bgtmo.ip.att.net
12.123.146.53	+	dc2.bgtmo.ip.att.net

		gar5.dvmco.ip
12.122.144.21	+	gar5.dvmco.ip.att.net
12.122.144.149	+	gar5.dvmco.ip.att.net

		iraca00001cce9
12.120.81.65	+	iraca00001cce9-ae120-100.infra.cdn.att.net
204.127.179.5	+	iraca00001cce9-irb-2.infra.cdn.att.net

		iraca00002cce9
12.120.81.75	+	iraca00002cce9-ae120-200.infra.cdn.att.net
12.120.81.83	+	iraca00002cce9-ae120-204.infra.cdn.att.net
204.127.179.6	+	iraca00002cce9-irb-2.infra.cdn.att.net

		miafl00002cce9
204.127.184.6	+	miafl00002cce9-irb-2.infra.cdn.att.net

		nycny00001cce9
204.127.144.5	+	nycny00001cce9-irb-2.infra.cdn.att.net

		pstca00002cce9
204.127.150.6	+	pstca00002cce9-irb-2.infra.cdn.att.net

		rd3tx00001cce9
12.120.142.65	+	rd3tx00001cce9-ae120-100.infra.cdn.att.net
12.120.142.69	+	rd3tx00001cce9-ae120-102.infra.cdn.att.net
12.120.142.73	+	rd3tx00001cce9-ae120-104.infra.cdn.att.net
204.127.181.5	+	rd3tx00001cce9-irb-2.infra.cdn.att.net

		rd3tx00002cce9
12.120.142.75	+	rd3tx00002cce9-ae120-200.infra.cdn.att.net
12.120.142.79	+	rd3tx00002cce9-ae120-202.infra.cdn.att.net
12.120.142.83	+	rd3tx00002cce9-ae120-204.infra.cdn.att.net

		scaca00001cce9
12.120.183.65	+	scaca00001cce9-ae120-100.infra.cdn.att.net
12.120.183.69	+	scaca00001cce9-ae120-102.infra.cdn.att.net
12.120.183.73	+	scaca00001cce9-ae120-104.infra.cdn.att.net
204.127.183.5	+	scaca00001cce9-irb-2.infra.cdn.att.net

		scaca00002cce9
12.120.183.85	+	scaca00002cce9-ae120-200.infra.cdn.att.net
12.120.183.89	+	scaca00002cce9-ae120-202.infra.cdn.att.net
12.120.183.93	+	scaca00002cce9-ae120-204.infra.cdn.att.net
204.127.183.6	+	scaca00002cce9-irb-2.infra.cdn.att.net

		tckga00001cce9
12.120.146.65	+	tckga00001cce9-ae120-100.infra.cdn.att.net
12.120.146.69	+	tckga00001cce9-ae120-102.infra.cdn.att.net

		wasdc00001cce9
204.127.145.5	+	wasdc00001cce9-irb-2.infra.cdn.att.net

12.122.85.37	-	gar5.lsrca.ip.att.net
12.122.129.101	-	ggr2.la2ca.ip.att.net