Router Naming Convention for exa.net.uk, 201007

Router Naming Convention for exa.net.uk, 201007

Regular Expressions:

^[a-z\d]+-[^\.]+\.([a-z]+\d+\.[a-z]+\.uk\.l3\.ipv4)\.exa\.net\.uk$

Statistics:

Training routers with at least two clustered interfaces: 2
Positive Predictive Value: 1.000
True Positives (green): 7
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 0
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:

		tfm51.the.uk.l3.ipv4
195.66.224.235	~	m7i-4.linx.uk.l3.ipv4.exa.net.uk
82.219.2.195	+	m7i-7.tfm51.the.uk.l3.ipv4.exa.net.uk
82.219.2.203	+	m7i-7.tfm51.the.uk.l3.ipv4.exa.net.uk
82.219.2.9	+	m7i-9.tfm51.the.uk.l3.ipv4.exa.net.uk
195.219.195.46		vlan480.icore1.ldn-london.as6453.net

		u3.tcw.uk.l3.ipv4
82.219.2.193	+	m7i-4.u3.tcw.uk.l3.ipv4.exa.net.uk
82.219.2.201	+	m7i-4.u3.tcw.uk.l3.ipv4.exa.net.uk
82.219.2.13	+	m7i-6.u3.tcw.uk.l3.ipv4.exa.net.uk
82.219.2.164	+	sp-m7i-4.u3.tcw.uk.l3.ipv4.exa.net.uk