Here's what you covered:
Network diagrams: Physical shows hardware and cabling. Logical shows traffic flow.
IPAM systems: Track IP addresses, prevent conflicts, integrate with DNS/DHCP.
Configuration backups: Automate with tools like Oxidized storing configs in Git.
Change management: Review, approval, and rollback planning reduce outages.
Runbooks and SOPs: Turn expertise into documented procedures anyone can follow.
Disaster recovery: Plan RTO/RPO, choose site strategies, test annually.
Capacity planning: Use historical data to predict when upgrades are needed.