I have the same problem on my college campus. We are planning to go to 802.1x which is supported on the 3550. Port security will also work, but you have to keep the violation timeouts very very secret. If that gets out then they will wait for the time out to clear the mac address and then plug in their computer and work. Now when you put it back together your computer will violate the port. If you want to deter the port security, If you want to protect then 802.1x.
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...