Network Design -

Most modern network designs follow the (Cisco’s classic hierarchy), which prevents a single device from becoming a bottleneck:

Modern networks assume the perimeter is porous. Design-level security includes: network design

Not all data is equal. A good design prioritizes time-sensitive traffic—like Voice over IP (VoIP) or video conferencing—over standard web browsing to ensure clear communication. 3. Security by Design Most modern network designs follow the (Cisco’s classic

High availability is non-negotiable. Designers use dual-homing (connecting a switch to two upstream devices) and protocols like STP (Spanning Tree Protocol) or LACP (Link Aggregation Control Protocol) to ensure that if one cable or switch fails, the network stays live. the network stays live.