You want to measure ingress and egress traffic per TCP and UDP port of a customer
network. Which option is the most cost effective way to get traffic information from Cisco
devices?

A.
Get packet capture by Wireshark from each link.

B.
Get traffic information by IP SLA from each Cisco device.

C.
Get TCP-MIB and UDP-MIB by SNMP from each Cisco device.

D.
Get traffic information by NetFlow from each Cisco device.

Explanation: