this is actually confusing. i cant find any documentation so the best way to verify this is on a lab or actual scenario. if you encountered this on the actual network, then you definitely have a clue by using show ospf commands and see what is being advertise by the router.
As the first command isn't valid. The subnet portion will determine what to match from the network portion. If the network portion is all 0s, there is nothing to match so the correct subnet mask is 255 (don't care bits).
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...