Router Naming Convention for messagelabs.net, 201307

Router Naming Convention for messagelabs.net, 201307

Regular Expressions:

^[a-z]+-\d+-\d+-[^\.]+\.([a-z]+\d+\.[a-z]+\d+\.[a-z]+)\.messagelabs\.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: 0
Training routers with a single interface in suffix: 5

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:

		er1.co1.us
4.28.17.182	+	xe-2-3-0-802.er1.co1.us.messagelabs.net
64.125.194.214		64.125.194.214.t00847-01.above.net
67.219.251.10		ae0-51.er1.denver-co1.symsaas.net
67.219.249.30		xe-2-3-0-204.er1.denver-co1.symsaas.net

		er1.ld3.uk
94.31.32.118	+	ge-2-0-3.er1.ld3.uk.messagelabs.net
95.131.109.246	+	ge-2-0-8-100.er1.ld3.uk.messagelabs.net
95.131.107.254	+	ge-2-0-8-102.er1.ld3.uk.messagelabs.net
67.219.255.242		ge-2-1-8-304.er1.london-ld3.symsaas.net

		er1.va1.us
4.59.158.106	+	xe-2-3-0-804.er1.va1.us.messagelabs.net
64.125.194.222		64.125.194.222.t00847-09.above.net
67.219.253.37		xe-2-3-0-200.er1.sterling-va1.symsaas.net
67.219.255.226		xe-2-3-0-207.er1.sterling-va1.symsaas.net
67.219.253.33		xe-2-3-0-300.er1.sterling-va1.symsaas.net
95.131.107.26		xe-2-3-0-302.er1.sterling-va1.symsaas.net

		er2.co1.us
4.28.17.178	+	xe-2-3-0-803.er2.co1.us.messagelabs.net
64.125.194.218		64.125.194.218.t00847-02.above.net
67.219.251.11		ae0-51.er2.denver-co1.symsaas.net
67.219.251.19		ae1-52.er2.denver-co1.symsaas.net
67.219.251.29		xe-2-3-0-203.er2.denver-co1.symsaas.net
67.219.255.206		xe-2-3-0-212.er2.denver-co1.symsaas.net

		er2.va1.us
67.219.251.30	+	xe-2-3-0-203.er2.va1.us.messagelabs.net
64.125.194.226		64.125.194.226.t00847-10.above.net
67.219.253.11		ae0-51.er2.sterling-va1.symsaas.net
67.219.253.19		ae1-52.er2.sterling-va1.symsaas.net
67.219.255.222		xe-2-3-0-208.er2.sterling-va1.symsaas.net
67.219.253.41		xe-2-3-0-301.er2.sterling-va1.symsaas.net

194.151.197.65	o	r.t7.messagelabs.net
194.123.80.218		static.kpn.net