Office Networks
Slow exits, unstable branches, and messy permissions usually need firewall and core-switch context together.
root@cxuting:~# ls solutions/
Solutions
Data Centers
Before a rack goes live, power, links, management, storage, and rollback checks are written down.
Room Migration
Short cutover windows need a clear order: compare configs, move, verify, and know where to roll back.
Security Boundary
VPN, NAT, access control, and logs are reviewed as one boundary instead of one rule at a time.
Industrial Networks
Power, factory, and telecom sites reward restraint. Segment what should be separate and avoid needless churn.
Long-Term Care
Inspections, backups, reports, and training are paced so the client team can actually take over.