NBAR Applicability

Table 10-2 relates NBAR to the fundamental questions discussed in Chapter 2, "Data Collection Methodology."

Table 10-2. NBAR Summary
What to collect (data collection details)?Total traffic (packets, bytes, bit rate) per identified protocol/application:

Ingress traffic

Egress traffic
Where to collect?Edge or core, LAN or WAN (any interface type)
How to configure?CLI (scripts) or SNMP set
How to collect?Pull model:

CLI (scripts)

How to identify the user?Not applicable
Use case exampleNetwork monitoring and planning, application monitoring, QoS policy monitoring
Additional details32-bit and 64-bit SNMP counters


Part II: Implementations on the Cisco Devices