Your supervisor wants you to recommend a management protocol that will allow you to track
overall bandwidth utilization, utilization by traffic type, and utilization by source and destination.
Which is ideally suited for this function?

A.
MRTG

B.
NetFlow

C.
RRD

D.
SNMP

Explanation:

NetFlow
Cisco NetFlow allows the tracking of IP flows as they are passed through routers and multilayer
switches. IP flows are a set of IP packets within a specific timeslot that share a number of
properties, such as the same source address, destination address, type of service, and protocol
number. NetFlow information is forwarded to a network data analyzer, network planning tools,
RMON applications, or accounting and billing applications. Net-Flow allows for network planning,
traffic engineering, billing, accounting, and application monitoring. The most recent version of
NetFlow is NetFlow Version 9, which is defined in RFC 3954. NetFlow consists of three major
components: