Router Naming Convention for umass.edu, 201702

Regular Expressions:

^(.+)-[a-z\d]+-[a-z\d]+-\d+-[a-z\d]+\.gw\.umass\.edu$
^(.+)-[a-z\d]+-[a-z\d]+\.[a-z]+\.umass\.edu$

Statistics:

Training routers with at least two clustered interfaces: 9
Positive Predictive Value: 1.000
True Positives (green): 37
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 2
False Negatives, not matched: 1
Training routers with a single interface in suffix: 3

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:

		border1
192.80.83.96	+	border1-rt-ae1.gw.umass.edu
4.71.230.234		university.ear3.newyork1.level3.net
192.5.89.102		umass-re-nox300gw1.nox.org

		border2
192.80.83.97	+	border2-rt-ae1.gw.umass.edu

		core1-rt
128.119.0.85	+	core1-rt-et-3-0-0.gw.umass.edu
192.80.83.101	+	core1-rt-xe-0-0-0.gw.umass.edu
192.80.83.109	+	core1-rt-xe-0-1-0.gw.umass.edu

		core2-rt
128.119.0.110	+	core2-rt-ae-0.gw.umass.edu
128.119.0.84	+	core2-rt-et-3-0-0.gw.umass.edu
192.80.83.105	+	core2-rt-xe-0-0-0.gw.umass.edu
192.80.83.113	+	core2-rt-xe-0-1-0.gw.umass.edu

		gw
128.119.241.1	+	gw-vlan-2411.cs.umass.edu
128.119.241.65	+	gw-vlan-2412.cs.umass.edu
128.119.241.129	+	gw-vlan-2413.cs.umass.edu
128.119.241.193	+	gw-vlan-2414.cs.umass.edu
128.119.242.1	+	gw-vlan-2421.cs.umass.edu
128.119.242.65	+	gw-vlan-2422.cs.umass.edu
128.119.242.129	+	gw-vlan-2423.cs.umass.edu
128.119.242.193	+	gw-vlan-2424.cs.umass.edu
128.119.243.1	+	gw-vlan-2431.cs.umass.edu
128.119.243.65	+	gw-vlan-2432.cs.umass.edu
128.119.244.1	+	gw-vlan-2441.cs.umass.edu
128.119.244.65	+	gw-vlan-2442.cs.umass.edu
128.119.244.129	+	gw-vlan-2443.cs.umass.edu
128.119.244.193	+	gw-vlan-2444.cs.umass.edu
128.119.245.1	+	gw-vlan-2451.cs.umass.edu
128.119.246.1	+	gw-vlan-2461.cs.umass.edu
128.119.247.1	+	gw-vlan-2471.cs.umass.edu
128.119.247.129	+	gw-vlan-2473.cs.umass.edu
128.119.240.253	~	nscs1bbs1.cs.umass.edu

		lgrc-rt-106-6
128.119.0.249	+	lgrc-rt-106-6-po-10.gw.umass.edu
128.119.0.124	+	lgrc-rt-106-6-po-20.gw.umass.edu

		lgrc-rt-106-9
128.119.0.120	+	lgrc-rt-106-9-et-0-0-0.gw.umass.edu
128.119.0.216	+	lgrc-rt-106-9-et-11-0-0.gw.umass.edu

		libr
128.119.0.229	+	libr-rt-b02b-1-po10.gw.umass.edu

		libr-rt-b02b-2
128.119.0.12	+	libr-rt-b02b-2-et-11-0-0.gw.umass.edu
128.119.0.14	+	libr-rt-b02b-2-et-11-0-1.gw.umass.edu

		mor1-rt-n124a-1
128.119.0.225	+	mor1-rt-n124a-1-po-10.gw.umass.edu
128.119.0.101	+	mor1-rt-n124a-1-po-20.gw.umass.edu

		n2
128.119.0.218	+	n2-rt-1-1-ae0.gw.umass.edu
128.119.0.122	+	n2-rt-1-1-ae1.gw.umass.edu

		nrsd-rt-d131
128.119.2.169	+	nrsd-rt-d131-1-gi1-0-11.gw.umass.edu
128.119.2.173	+	nrsd-rt-d131-1-gi1-0-12.gw.umass.edu

128.119.0.233	-	lgrc-rt-106-8-po-10.gw.umass.edu
128.119.0.109	-	lgrc-rt-106-8-po20.gw.umass.edu