A book from Cisco Press, like Wendell Odom's and Michael Cavanaugh's "Cisco QOS Exam Certification Guide" provide very good in depth view of QoS architecture.
Since it concentrates on underlying mechanisms I found it to be more related to real world than to exam, although QPPB desctiption is missing in the book. The book was very good help in a production environment.
I'd say it contains 70% of base QoS knowledge and information.
Also I heard that "End-to-End QoS Network Design: Quality of Service in LANs, WANs, and VPNs" by Tim Szigeti and Christina Hattingh, also published by Cisco Press is good.
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...