This case study describes the implementation and the usage of NetFlow Analyzer at a datacenter where 250 distributed interfaces are monitored with 2 collector servers and 1 central server. They mainly use it for billing and IP grouping.

1. Leading Managed Service Provider
uses NetFlow Analyzer for
monitoring 250 interfaces
Reference Customer Implementation

2. About the Company
6000 customers
3500 employees
$1.2 billion revenue
Communications, Data center services & Managed Services

3. Challenge
Billing the customers
1. Based on speed
2. Based on volume
Monitoring a specific set of IP groups
1. Bandwidth usage on a per client basis
2. Usage pattern of each client or specific
set of clients

4. Customer’s network info
No. of routers – 12
No. of interfaces – 250
No. of collectors - 2

5. Implementation
Router 1 Router 2 Router 3
Router 4 Router 5 Router 6
Router 1
Router 2
Router 3
Router 4
Router 5 Router 6
Flow exports
Flow exports
Flow exports Flow exportsCollector A
Collector B
Central Server
Site A Site B

6. How NetFlow Analyzer helped?
• Billing reports
IT team could generate speed & volume
based billing reports with ease
• IP Grouping
Monitoring bandwidth usage for specific
clients with the help of IP grouping feature

7. IP Grouping
• A set of IPs are grouped & monitored
• Helps understanding bandwidth usage for
exclusively those IP groups
• Helped the IT team identify their biggest
clients
No. of IP groups(in this case) - 70

8. Billing
• Customizable billing reports
• Speed & volume based billing
• Ability to view older bill plans
• IP grouping & billing reports together help in
automating billing for different sets of clients
• Also acts as a validation tool

9. Business Benefits
• Better visibility into client-specific usage
• Automated billing
• Improved accuracy in billing
• Predictable bandwidth usage & improves
forecasting

10. Thank you
saisundhar.p@zohocorp.com