The system-id, along with the switch priority, and the allocated spanning-tree MAC address, enables to make the bridge ID unique for each Vlan in order to avoid a tie between 2 switches when electing the root for a Vlan.
For instance, if you configure a switch as a root for a Vlan and another switch as a root for the same Vlan, the switch with the lower MAC address will win the election process due to its system-id information.
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...