# Medium-Sized Enterprise Network Solution (50-100 Users)
## Scenario Overview
For enterprises with 50-100 users, this solution provides a high-performance and reliable hierarchical network architecture that supports multi-department isolation, video conferencing, internal server access, and other requirements.

## Requirement Analysis
- **Number of Terminals**: 80-150 units
- **Bandwidth Requirements**: Gigabit to the desktop, 2.5G/10G backbone, and gigabit internet access
- **Key Requirements**: Department isolation (VLAN), traffic prioritization (QoS), seamless wireless roaming, and basic network security
- **Scalability**: Supports a 30% increase in terminals in the future
- **Reliability**: Redundancy for critical links

## Network Architecture Design
Two-Tier Standard Architecture (Core + Access):
- 1 Core Switch: Requires 24-48 2.5G electrical ports + 4-8 10G/25G SFP+ uplink ports
- 2-3 Access Switches: Each requires 48 gigabit electrical ports (PoE+) + 2-4 10G uplink ports
- 1 Next-Generation Firewall
- 6-10 Wireless APs

## Topology Diagram

## Recommended Device Specifications

   ## Solution Advantages
- **Efficient Collaboration**: 2.5G internal network meets the needs of file sharing and video conferencing
- **Precise Management and Control**: Divide VLANs by department to isolate broadcast domains and security risks
- **Wireless Priority**: Seamless roaming ensures a smooth mobile office experience
- **High Reliability**: LACP aggregation for critical links to avoid single points of failure