Router Naming Convention for portlane.net, 201708

Regular Expressions:

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

Statistics:

Training routers with at least two clustered interfaces: 7
Positive Predictive Value: 0.923
True Positives (green): 24
False Positives (red): 2
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 1
False Negatives, not matched: 1
Training routers with a single interface in suffix: 0

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
80.249.209.25	+	20ge-amsix.ams1.nl.portlane.net
80.67.4.179	+	te-0-0-0-6.cr1.ams1.nl.portlane.net
80.67.4.207	+	te-0-0-0-7.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
80.67.4.181	+	te-3-4.ams1.nl.portlane.net
80.67.4.130	+	te-5-2.ams1.nl.portlane.net

		cop2.dk
80.67.4.205	+	te-0-0-0-2.cr1.cop2.dk.portlane.net
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
80.67.4.206	+	te-0-0-2-2.cr1.cop2.dk.portlane.net

		fra1.de
80.81.194.215	+	decix.fra1.de.portlane.net
80.67.4.191	+	te-2-4-521.fra1.de.portlane.net

		lon1.uk
195.66.225.159	+	linx-10ge.lon1.uk.portlane.net
80.67.4.133	+	te-2-2.lon1.uk.portlane.net

		mal1.se
80.67.4.163	+	te-3-1.mal1.se.portlane.net
80.67.4.134	+	te-3-2.mal1.se.portlane.net

		osl1.no
80.67.4.137	+	te-0-0-0-0.cr1.osl1.no.portlane.net
80.67.4.142	+	te-3-2.osl1.no.portlane.net

		sto1.se
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
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
80.67.1.48	+	te-0-3-0-7.cr1.sto1.se.portlane.net
80.67.1.193	-	xe-0-0-21-telenor.tc1.sto4.se.portlane.net
193.108.196.45		be-3.cr1-sto1.vbdc.glesys.net
62.115.145.11		portlane-ic-316382-s-b5.c.telia.net

		sto1.se
80.67.0.255	!	gi-1-16-spacedump.pe2.sto1.se.portlane.net

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

80.67.0.150	*	xe-0-0-9-excellent-demarc.pe1.sto1.se.portlane.net
194.68.123.31		netnod-ix-ge-a-sth-1500.excellent-hosting.se

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

80.67.1.145	*	te-3-2-glesys-demarc.cr1.fal1.se.portlane.net
193.108.196.86		te-1-4.fbg-cr1.glesys.net
46.21.96.129		te-6-4.fbg-cr1.glesys.net

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