You can run IP accounting and you will get fairly good data. Depending on your router and how big a buffer you define it may cause a issue with memory or cpu. Most the time it will run with no impact.
You can also put "ip route-cache flow" in the interfaces and use "show ip cache flow" to get your information. This method is more real time and you must issue the command when you are having the problem. The data is only kept a very short period of time.
We are pleased to announce availability of Beta software for 16.6.3.
16.6.3 will be the second rebuild on the 16.6 release train targeted
towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are
looking for early feedback from customers befor...
Introduction Featured Speakers Luis Espejel is the Telecommunications
Manager of IENova, an Oil & Gas company. Currently he works with Cisco
IOS® and Cisco IOS XE platforms, and NX to some extent. He has also
worked as a Senior Engineer with the Routing P...
In this session you can learn more about Layer 3 multicast and the best
practices to identify possible threats and take security measures. It
provides an overview of basic multicast, the best security practices for
use of this technology, and recommendati...