Bruce Hartpence's video: A question on CIDR - how is it different from masks

A really good question about CIDR vs. traditional netmasks. How are they used, how is it different and what's the big deal? For more information and examples with masking: Intro to Masking: https://youtu.be/HvDFMNWNu0Y Network Masks - Big Idea Mask Manipulation: https://youtu.be/Oku4C-Qb4xU Network Masks - Big Idea Why all this Mask Manipulation?: https://youtu.be/91OS0Ev_vqQ Network Masks - Big Idea Match Criteria: https://youtu.be/wzQCgtZLcyQ Network Masks - Big Idea Some Address Space Rules: https://youtu.be/ISBSPR8xfV8 Subnetting Part 1: https://www.youtube.com/watch?v=e_sTEj9sqUI Subnetting Part 2: https://www.youtube.com/watch?v=jHvOdPwj5l0 Subnetting Part 3: https://www.youtube.com/watch?v=SMRd_kDdXuw A question on CIDR: https://youtu.be/S8fcDQoIOm8 Subnets and Supernets: https://youtu.be/34piXBprhOE Subnets and Supernets - How did we get here?: https://youtu.be/34piXBprhOE Aggregation #-2 A little review and an example: https://youtu.be/En6MBgGZSwo Aggregation - Working through a topology: https://youtu.be/OYQ6W7aCp2s Aggregation - working through a topology: https://youtu.be/Ju3aeELevlU Books and other products for networkers Packet Guide to Core Network Protocols: https://www.oreilly.com/library/view/packet-guide-to/9781449308094/ Packet Guide to Routing and Switching: https://www.oreilly.com/library/view/packet-guide-to/9781449311315/ Packet Guide to Voice over IP: https://www.oreilly.com/library/view/packet-guide-to/9781449339661/ Network Engineering Fundamentals: https://www.oreilly.com/videos/network-engineering-fundamentals/9781491932643/ Advanced Network Engineering: https://www.oreilly.com/videos/advanced-network-engineering/9781491952559/ Virtualization, Networking, and Storage: https://www.oreilly.com/videos/virtualization-networking-and/9781491970478/