Router Naming Convention for ihug.net, 201702

Regular Expressions:

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

Statistics:

Training routers with at least two clustered interfaces: 1
Positive Predictive Value: 1.000
True Positives (green): 3
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 0
False Negatives, not matched: 3
Training routers with a single interface in suffix: 6

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:

		grafton
203.109.147.5	+	atm1-0-954.akl-grafton-car1.static.ihug.net
203.109.157.65	~	bdi354.epnzftc02.ihug.net
203.109.159.65	+	gi0-2-353.akl-grafton-car1.ihug.net
203.118.145.18	+	gi0-2-365.akl-grafton-car1.ihug.net

203.109.129.26	~	vl40.akl-grafton-edge1.ihug.net
203.109.254.39	~	vlan3-tig-nz-akl-core-2.ihug.net
203.109.177.60		203-109-177-60.dsl.dyn.ihug.co.nz
203.109.179.130		203-109-179-130.dsl.dyn.ihug.co.nz
203.109.180.207		unassigned.vf.net.nz

203.109.129.28	o	vl40.akl-grafton-bdr1.ihug.net
203.109.177.61		203-109-177-61.dsl.dyn.ihug.co.nz
203.109.129.34		te0-3-0-1-100.ppnzftc02.akl.vf.net.nz
203.109.188.19		unassigned.core.vf.net.nz
203.118.158.101		unassigned.core.vf.net.nz

203.109.190.12	o	vl109.chc-ctp-core1.ihug.net
203.109.129.146		be5-100.ppnzctp01.chc.vf.net.nz
203.109.180.185		unassigned.vf.net.nz

203.109.247.1	o	203-109-247-1.ihug.net
203.118.141.129		203-118-141-129.pppoe.ihug.co.nz
203.109.180.209		bvi-188.bgnzwtc02.wlg.vf.net.nz
203.109.180.210		bvi-400.bgnzwtc02.wlg.vf.net.nz
203.96.221.145		unassigned.core.vf.net.nz
203.109.156.30		unassigned.core.vf.net.nz
203.96.208.86		unassigned.cust.vf.net.nz

203.109.247.65	o	203-109-247-65.ihug.net
203.118.141.193		203-118-141-193.pppoe.ihug.co.nz
203.109.182.17		bvi-188.bgnzctp02.chc.vf.net.nz
203.109.182.18		bvi-400.bgnzctp02.chc.vf.net.nz
203.96.221.161		unassigned.core.vf.net.nz
203.109.156.62		unassigned.core.vf.net.nz
203.96.208.89		unassigned.cust.vf.net.nz

203.109.250.185	o	203-109-250-185.ihug.net
152.179.103.58		vodafone-gw.customer.alter.net

203.109.253.1	o	203-109-253-1.ihug.net
203.118.141.65		203-118-141-65.pppoe.ihug.co.nz
203.118.143.14		203-118-143-14.pppoe.ihug.co.nz
203.109.130.33		be10-2.bgnzldv02.akl.vf.net.nz
203.109.180.204		be2-2.bgnzldv02.akl.vf.net.nz
203.109.180.242		bvi-400.bgnzldv02.akl.vf.net.nz
203.96.221.129		unassigned.core.vf.net.nz
203.109.156.14		unassigned.core.vf.net.nz
203.96.208.57		unassigned.cust.vf.net.nz