Router Naming Convention for udel.edu, 201110

Router Naming Convention for udel.edu, 201110

Regular Expressions:

^(chp-[a-z]+\d+)-[^\.]+\.nss\.udel\.edu$

Statistics:

Training routers with at least two clustered interfaces: 5
Positive Predictive Value: 1.000
True Positives (green): 11
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 1
False Negatives, not matched: 3
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:

		chp-br1
128.175.111.12	+	chp-br1-ge-2-0-1.nss.udel.edu
128.175.111.4	+	chp-br1-ge-2-1-1.nss.udel.edu
38.112.7.62		ud.demarc.cogentco.com

		chp-br2
128.175.111.13	+	chp-br2-ge-2-0-1.nss.udel.edu
128.175.111.5	+	chp-br2-ge-2-1-1.nss.udel.edu
128.175.150.21	~	host-150-21.nss.udel.edu
64.124.146.222		64.124.146.222.allocated.above.net

		chp-br7
128.175.111.1	+	chp-br7-g0-1.nss.udel.edu
128.175.111.9	+	chp-br7-g0-2.nss.udel.edu

		chp-core1
128.175.111.98	+	chp-core1-xe-1-2-0.nss.udel.edu
128.175.111.100	+	chp-core1-xe-2-2-0.nss.udel.edu

		chp-rt5
128.175.150.254	-	chp-rt2-v31.nss.udel.edu
128.175.111.86	+	chp-rt5-ge-2-0-46.nss.udel.edu
128.175.111.82	+	chp-rt5-v1000.nss.udel.edu
128.175.111.97	+	chp-rt5-xe-0-0-35.nss.udel.edu

128.175.150.79	~	host-150-79.nss.udel.edu
128.175.24.181	~	lewes-rt1-v209.nss.udel.edu

128.175.150.126	o	host-150-126.nss.udel.edu

128.175.150.166	o	host-150-166.nss.udel.edu