Build a VLAN and IP Plan That Survives Growth
Create a VLAN and private IP plan with segmentation, summarization, and growth space.
Design VLANs and private IP ranges for a 100-person office with voice, printers, cameras, guest Wi-Fi, management, and a lab bench. RFC 1918 planning: private space should be scoped, structured, and ready for future interconnects. Assigning the next empty /24 to every request creates a working network with no hierarchy, weak policy boundaries, and painful future routing. Group by access need Users need business apps, voice needs call control, cameras need recorder access, guest needs internet only, management needs admin-only paths. VLANs should reflect policy and operational boundaries, not just device type names. Reserve a site block Allocate 10.72.0.0/20 to…
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