Router Naming Convention for obit.ru, 201708

Regular Expressions:

^[a-z]+-[a-z\d]+-[^\.]+\.([a-z]+\d+\..+)\.obit\.ru$

Statistics:

Training routers with at least two clustered interfaces: 5
Positive Predictive Value: 1.000
True Positives (green): 19
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 1
False Negatives, not matched: 1
Training routers with a single interface in suffix: 9

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:

		brc1.spb
79.142.91.104	+	ae-00-1710.brc1.spb.obit.ru
79.142.91.82	+	lt-1-0-006.brc1.spb.obit.ru
79.142.90.145	~	te1-9-1249.brc4.spb.obit.ru
85.114.31.73	+	vi-xx-0207.brc1.spb.obit.ru
79.142.92.42	+	vi-xx-0654.brc1.spb.obit.ru
79.142.92.90	+	vi-xx-0999.brc1.spb.obit.ru
79.142.92.100	+	vi-xx-0999.brc1.spb.obit.ru
85.114.28.218	+	vi-xx-0999.brc1.spb.obit.ru
79.142.92.102	+	vi-xx-1692.brc1.spb.obit.ru

		brc5.ttr.spb
178.16.158.94	+	vi-xx-0393.brc5.ttr.spb.obit.ru
178.16.158.98	+	vi-xx-1708.brc5.ttr.spb.obit.ru

		m9.255.190.msk
79.142.91.83	-	vi-xx-0006.brc6.msk.obit.ru
79.142.92.2	+	vi-xx-0999.m9.255.190.msk.obit.ru
79.142.92.88	+	vi-xx-0999.m9.255.190.msk.obit.ru
95.161.235.158	+	vi-xx-0999.m9.255.190.msk.obit.ru
95.161.235.174	+	vi-xx-1701.m9.255.190.msk.obit.ru

		mxk7.spb
85.114.1.11	+	vi-xx-0002.mxk7.spb.obit.ru

		ohr1.spb
95.161.159.161	+	vi-xx-1533.ohr1.spb.obit.ru
85.114.1.234	+	vi-xx-1691.ohr1.spb.obit.ru

		zs33.0.196.spb
85.114.28.126	+	vi-xx-0800.zs33.0.196.spb.obit.ru
79.142.92.26	+	vi-xx-1205.zs33.0.196.spb.obit.ru
79.142.92.103	+	vi-xx-1692.zs33.0.196.spb.obit.ru

79.142.80.134	o	gw-westcomtrade.cust.obit.ru

85.114.31.78	o	gw-cust-expoforum.obit.ru
84.17.8.154		mail.redcom-spb.ru
109.167.194.78		109-167-194-78.westcall.net

85.114.31.206	o	gw-westcom.cust.obit.ru
62.181.41.190		westcom.c.eut.ru
87.245.252.98		gw-westcom.retn.net

85.114.31.226	o	gw-hlix-setiweba.obit.ru

217.79.3.114	o	gw-cust-hightech.obit.ru
82.112.185.113		asr.z33-spb.1lt.su
82.112.184.181		ip-181-184-112-82.1lt.su

217.79.3.118	o	gw-tt.obit.ru

217.79.15.146	o	gw-cust-factor-2.obit.ru
195.218.238.174		spb-195-218-238-174.sovintel.spb.ru

217.79.15.178	o	gw-cust-ost-trade.obit.ru
185.33.198.163		po1.414-tw1-bgp-obit.oct.spb.ru