Router Naming Convention for usc.edu, 201007

Regular Expressions:

^.+-(gw-[^-]+)\.usc\.edu$

Statistics:

Training routers with at least two clustered interfaces: 3
Positive Predictive Value: 1.000
True Positives (green): 22
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 1
False Negatives, not matched: 11
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:

		gw-1
128.125.251.248	~	anycast-rp.usc.edu
128.125.251.147	+	v255-gw-1.usc.edu

		gw-19
128.125.253.250	+	v253-gw-19.usc.edu
128.125.251.145	+	v255-gw-19.usc.edu

		gw-33
68.181.175.253	+	annenberg-gw-33.usc.edu
128.125.239.253	+	asc2-gw-33.usc.edu
68.181.173.253	+	bovard-gw-33.usc.edu
68.181.190.252	+	cal-its-colo-gw-33.usc.edu
68.181.191.124	+	cal-its-netadmin-gw-33.usc.edu
68.181.189.252	+	cal-its-staff-gw-33.usc.edu
68.181.191.252	+	cal-its-sysadmin-gw-33.usc.edu
68.181.194.60	+	cal-its-vhi-staff-gw-33.usc.edu
128.125.223.253	+	finearts-gw-33.usc.edu
128.125.175.252	+	libraries-gw-33.usc.edu
128.125.150.253	+	rgl-gw-33.usc.edu
128.125.254.33	+	rtr-gw-33.usc.edu
128.125.251.233	~	rtr33-30-gw.usc.edu
128.125.251.57	~	rtr33-ten1-2.usc.edu
128.125.251.33	~	rtr33.usc.edu
68.181.170.253	+	theatre-gw-33.usc.edu
128.125.29.253	+	ucs-staff-gw-33.usc.edu
68.181.159.254	~	upcusccare-gw.usc.edu
68.181.194.69	+	v249-gw-33.usc.edu
128.125.251.146	+	v255-gw-33.usc.edu
68.181.161.253	+	vsoe2-gw-33.usc.edu

		gw-36.hsc
68.181.145.253	+	hsc-bmt-gw-36.hsc.usc.edu
128.125.249.252	+	hsc-zni-gw-36.hsc.usc.edu
128.125.251.36	~	router36.usc.edu
128.125.76.201	~	rtr36-35-gw.usc.edu
128.125.251.150	-	v255-gw-36.usc.edu
68.181.163.252	+	zni-keck-servers-gw-36.hsc.usc.edu

		gw-6
128.125.251.185	~	rzc-gw.usc.edu
128.125.251.149	+	v255-gw-6.usc.edu
137.164.23.199		dc-sdg-ln-usc-juniper.cenic.net
137.164.27.199		hpr-riv-ln-usc-juniper.cenic.net

		gw-8
68.181.195.254	~	cal-its-servers-gw.usc.edu
68.181.194.73	+	v249-gw-8.usc.edu

128.125.251.93	~	rtr32-30-gw.usc.edu
128.125.29.254	~	ucs-staff-gw.usc.edu

128.125.251.77	o	rtr12-anagran-in.usc.edu