Router Naming Convention for ums.edu, 201007

Regular Expressions:

(\d+)-[^-]+-([a-z\d]+)-[^-]+-[^-]+\.ums\.edu$
^[^\.]+\.([a-z]+-[a-z]+\.net)\.ums\.edu$

Statistics:

Training routers with at least two clustered interfaces: 11
Positive Predictive Value: 1.000
True Positives (green): 26
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 0
False Negatives, not matched: 10
Training routers with a single interface in suffix: 7

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:

		1\|0
131.118.255.174	~	gig0-1.umcp2-gw.net.ums.edu
131.118.255.85	+	t1-0-0-0.umcp-gw.net.ums.edu
131.118.255.145	+	t1-0-0-2.umcp-gw.net.ums.edu

		2\|bnet
136.160.255.102	+	102.ge-0-2-0.nmd-bnet-umcp-rtr1.net.ums.edu
136.160.255.106	+	103.ge-0-2-0.nmd-bnet-umcp-rtr1.net.ums.edu
206.196.177.94		arlg-pc.maxgigapop.net

		3\|0
131.118.255.37	+	t3-1-0-0.hagerstown-gw.net.ums.edu
131.118.255.14	+	t3-1-0-1.hagerstown-gw.net.ums.edu

		annap-gw.net
136.160.255.121	+	gig0-1.annap-gw.net.ums.edu
136.160.255.34	+	gig0-2.annap-gw.net.ums.edu

		carb-gw.net
136.160.255.19	+	vlan6.carb-gw.net.ums.edu

		ces-wye.net
131.118.255.182	+	ser0-0.ces-wye.net.ums.edu
131.118.255.30	~	ser1.ces-wye.ums.edu

		cogent-gw.net
131.118.255.206	~	0.ge-0-1-0.cogent-gw.net.ums.edu
131.118.255.213	+	ge-0-2-0.cogent-gw.net.ums.edu

		garrett-gw.net
131.118.255.50	+	ser0-0-1.garrett-gw.net.ums.edu
131.118.255.246	+	ser0.garrett-gw.net.ums.edu

		ssu-gw.net
131.118.255.1	~	1.ge-1-3-0.ssu-gw.net.ums.edu
131.118.255.130	+	so-1-2-0.ssu-gw.net.ums.edu
131.118.255.18	+	so-1-2-1.ssu-gw.net.ums.edu

		stpaul-core.net
136.160.255.101	~	3.ge-2-0-0.cogent-gw.net.ums.edu
136.160.255.93	~	4.ge-1-1-0.umab-gw.net.ums.edu
136.160.255.206	+	ten1-0.stpaul-core.net.ums.edu
136.160.255.198	+	ten2-0.stpaul-core.net.ums.edu

		umab-core.net
131.118.255.249	+	gig0-17.umab-core.net.ums.edu
136.160.255.201	+	ten1-0.umab-core.net.ums.edu
131.118.255.154	+	vlan302.umab-core.net.ums.edu
4.59.244.14		university.car1.baltimore1.level3.net
136.160.255.205		ten2-0.umab-core.net.ums.edu.160.136.in-addr.arpa

		umab-gw.net
131.118.255.153	~	6.ge-1-1-0.umab-gw.net.ums.edu
131.118.255.89	+	loop0.umab-gw.net.ums.edu
131.118.255.41	+	so-0-3-2.umab-gw.net.ums.edu
206.196.177.18		usm-balt-rtr.maxgigapop.net

		umbc-core.net
136.160.255.181	+	gig0-2.umbc-core.net.ums.edu
131.118.255.238	+	ten1-0.umbc-core.net.ums.edu
136.160.255.202	+	ten1-1.umbc-core.net.ums.edu

		umbc-gw.net
136.160.255.182	+	gig4-2.umbc-gw.net.ums.edu

		umcp-core.net
131.118.255.229	~	0.ge-1-2-0.umcp-gw.net.ums.edu
131.118.255.173	~	6.fe-1-3-3.umcp-gw.net.ums.edu
136.160.255.197	+	ten1-0.umcp-core.net.ums.edu
131.118.255.237	+	ten1-1.umcp-core.net.ums.edu
136.160.255.105	+	vlan103.umcp-core.net.ums.edu
131.118.255.126	+	vlan128.umcp-core.net.ums.edu

		umcp-gw.net
131.118.255.125	~	5.ge-1-2-0.umcp-gw.net.ums.edu
131.118.255.42	+	so-1-0-0.umcp-gw.net.ums.edu

131.118.255.2	o	vlan501.ssu1-core.net.ums.edu

136.160.255.94	o	sailor-gw.ums.edu
64.26.65.130		soc-gwj.baltimore-city.net.lib.md.us
64.26.65.134		soc-gwj.baltimore-city.net.lib.md.us
64.26.104.6		soc-gwj.baltimore-city.net.lib.md.us