Router Naming Convention for dcs.net, 201104

Router Naming Convention for dcs.net, 201104

Regular Expressions:

^(sth-cty1-[a-z]+-1-ge-\d+)-[^\.]+\.dcs\.net$
^(sth-[a-z]+1)-.+-([a-z\d]+)-[a-z\d]+-\d+-\d+\.dcs\.net$

Statistics:

Training routers with at least two clustered interfaces: 5
Positive Predictive Value: 0.938
True Positives (green): 15
False Positives (red): 1
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 3
False Negatives, not matched: 4
Training routers with a single interface in suffix: 0

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:

		sth-cty1-cri-1-ge-2
193.23.57.10	+	sth-cty1-cri-1-ge-2-0.dcs.net
193.23.57.5	+	sth-cty1-cri-1-ge-2-15.dcs.net
217.78.38.18	+	sth-cty1-cri-1-ge-2-2.dcs.net

		sth-cty1-crn-1-ge-1
217.78.38.33	+	sth-cty1-crn-1-ge-1-1-764.dcs.net
217.78.35.145	+	sth-cty1-crn-1-ge-1-4.dcs.net
217.78.35.190	+	sth-cty1-crn-1-ge-1-5.dcs.net
217.78.35.181	+	sth-cty1-crn-1-ge-1-6.dcs.net
217.78.38.17	+	sth-cty1-crn-1-ge-1-7.dcs.net
195.69.119.139	~	sth-netnod-ix-ge-b-4470.dcs.net
194.68.128.139	~	sth-netnod-ix-ge-b.dcs.net

		sth-kst1\|ge
217.78.38.42	+	sth-kst1-crn-1-ge-1-1-761.dcs.net
217.78.38.125	+	sth-kst1-dsn-2-ge-0-3-784.dcs.net

		sth-sbb1\|1
193.23.57.9	+	sth-sbb1-cri-1-ge-1-2.dcs.net
217.78.38.10	+	sth-sbb1-cri-1-ge-2-2.dcs.net

		sth-slt1\|ge
217.78.41.97	+	sth-slt1-dsn-1-ge-0-0-400.dcs.net
217.78.38.126	+	sth-slt1-dsn-1-ge-0-1-784.dcs.net
217.78.38.113	+	sth-slt1-dsn-1-ge-0-3-781.dcs.net

195.245.240.139	~	sth-netnod-ix-ge-a-4470.dcs.net
194.68.123.139	~	sth-netnod-ix-ge-a.dcs.net
217.78.38.9	!	sth-sbb1-crn-1-ge-1-7.dcs.net
217.78.35.182	-	sth-sln1-crn-1-ge-1-6.dcs.net

217.78.35.189	-	sth-kst1-crn-1-ge-1-6.dcs.net
217.78.38.41	-	sth-sbb1-crn-1-ge-1-0-761.dcs.net