Router Naming Convention for portlane.net, 201609

Regular Expressions:

demarc\..+\.se\.portlane\.net$
^[a-z\d]+-.+\.([a-z]+\d+\.[a-z]+)\.portlane\.net$

Statistics:

Training routers with at least two clustered interfaces: 5
Positive Predictive Value: 0.941
True Positives (green): 16
False Positives (red): 1
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 0
False Negatives, not matched: 2
Training routers with a single interface in suffix: 1

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:

		ams1.nl
80.67.4.179	+	te-0-0-0-6.cr1.ams1.nl.portlane.net
80.67.4.135	+	te-2-1.ams1.nl.portlane.net
80.67.4.132	+	te-3-3.ams1.nl.portlane.net
80.67.4.130	+	te-5-2.ams1.nl.portlane.net

		cop2.dk
80.67.1.201	+	te-0-0-2-0-215.cr1.cop2.dk.portlane.net
80.67.4.180	+	te-0-0-2-1.cr1.cop2.dk.portlane.net

		mal1.se
195.69.117.194	~	netnod-ix-com-1500.portlane.net
80.67.4.163	+	te-3-1.mal1.se.portlane.net
80.67.4.134	+	te-3-2.mal1.se.portlane.net

		sto1.se
80.67.4.188	+	be1-520-80g.cr1.sto1.se.portlane.net
80.67.4.190	+	be1-521-80g.cr1.sto1.se.portlane.net
80.67.4.186	+	be2-40g.cr1.sto1.se.portlane.net
194.68.123.194	~	netnod-ix-ge-a-sth-1500.portlane.net
192.121.80.140	+	te-0-2-0-0-sthix.cr1.sto1.se.portlane.net
80.67.4.136	+	te-0-3-0-1.cr1.sto1.se.portlane.net
80.67.4.178	+	te-0-3-0-2.cr1.sto1.se.portlane.net
80.67.1.193	!	xe-0-0-21-telenor.tc1.sto4.se.portlane.net
193.108.196.45		193-108-196-45-static.serverhotell.net
62.115.145.11		portlane-ic-316382-s-b5.c.telia.net

		sto4.se
80.67.4.148	+	po12-20g-516.sto4.se.portlane.net
80.67.4.187	+	po14-40g.sto4.se.portlane.net

80.67.0.150	*	xe-0-0-9-excellent-demarc.pe1.sto1.se.portlane.net
31.170.24.135		mmo1-sto1.excellent-hosting.net
31.170.24.157		mmo3-sto1.excellent-hosting.net
192.121.80.177		sthix-ge-ns1.excellent-hosting.net
194.68.123.31		netnod-ix-ge-a-sth-1500.excellent-hosting.se
194.68.128.31		netnod-ix-ge-b-sth-1500.excellent-hosting.se
46.227.64.197		eth1-37-306-demarc.sth1-pe1.se.obenetwork.net

80.67.1.42	*	te-4-2-excellent-demarc.mal1.se.portlane.net
31.170.24.130		mmo3-mmo1.excellent-hosting.net
31.170.24.134		sto1-mmo1.excellent-hosting.net

80.67.1.182	*	xe-0-0-6-netsat-demarc.pe1.sto4.se.portlane.net

80.67.1.203	*	te-3-3-nc-demarc.mal1.se.portlane.net
213.248.68.181		bredbandsson-ic-320142-kbn-b4.c.telia.net

80.67.4.193	o	po1.pe1.sto1.se.portlane.net