Router Naming Convention for bbc.co.uk, 201412

Router Naming Convention for bbc.co.uk, 201412

Regular Expressions:

^[a-z]+\d+\.(er\d+\.thdow)\.bbc\.co\.uk$

Statistics:

Training routers with at least two clustered interfaces: 2
Positive Predictive Value: 1.000
True Positives (green): 4
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 0
False Negatives, not matched: 10
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:

		er01.thdow
132.185.254.21	+	ae0.er01.thdow.bbc.co.uk
132.185.254.18	+	ae1.er01.thdow.bbc.co.uk

		er02.thdow
132.185.254.22	+	ae0.er02.thdow.bbc.co.uk
132.185.254.33	+	ae1.er02.thdow.bbc.co.uk

132.185.143.30	~	143-30.ch.bbc.co.uk
132.185.143.37	~	143-37.ch.bbc.co.uk

132.185.143.77	~	143-77.ch.bbc.co.uk
132.185.143.81	~	143-81.ch.bbc.co.uk

132.185.143.104	~	143-104.ch.bbc.co.uk
132.185.143.106	~	143-106.ch.bbc.co.uk

132.185.143.112	~	143-112.ch.bbc.co.uk
132.185.143.114	~	143-114.ch.bbc.co.uk

132.185.143.184	~	143-184.ch.bbc.co.uk
132.185.143.186	~	143-186.ch.bbc.co.uk