1) It means all loopback address in each device should be different. loopback interface just like a logical interface in a device.
2) VLAN 1 is default and built-in VLAN in a switch, we normally will create another VLAN for the management purpose only. You can assign the management VLAN to a port then this port will only be the management segment connection or include the management VLAN in the trunk to other devices.
In real situation, many providers use loopback address for the management and routing ID due to this interface never down. And you can assign separated subnet for the management segment w/o require to use production/data network subnet.
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...