Router Naming Convention for garr.net, 201110

Regular Expressions:

1. ^(?:rt\d*|ru)-[a-z\d]+-[a-z\d]+-([a-z\d]+)\.[a-z\d]+\.garr\.net$
2. ^[a-z\d]+-[a-z\d]+-rt\d*-[^\.]+\.([a-z]+\d+)\.garr\.net$
3. ^rt-[^-]+1-.+-([a-z\d]+)-[^\.]+\.[^\.]+\.garr\.net$
4. ^(?:rt\d*|ru)-[a-z\d]+-(.+)-[a-z\d]+\.([a-z\d]+)\.garr\.net$
5. ^([a-z\d]+)-[^\.]+\.([a-z\d]+)\.garr\.net$
6. ^[^\.]+\.([a-z]+\d+)\.garr\.net$

Statistics:

• Training routers with at least two clustered interfaces: 41
• Positive Predictive Value: 0.961
• True Positives (green): 123
• False Positives (red): 5
• IP literals extracted (red): 0
• False Negatives, identifier extracted (orange): 1
• False Negatives, not matched: 3
• Training routers with a single interface in suffix: 21

Legend:

Evaluation against training data: