Enterprise Wireless Network and Security: APs, Firewalls, and Cabling
AI Summary: For wireless coverage, an AC+AP or Mesh solution is recommended, with AP placement based on walls, area, and roaming requirements. The gateway firewall can handle access control, attack protection, and content policies. Cabling should use qualified network cables, modules, and patch panels, with test reports retained; wireless alone cannot meet all office needs.
Procurement Checklist
| Review Item | Selection Points |
|---|---|
| AP Placement | Coverage, roaming, and channel planning |
| Firewall | Security policies and VPN requirements |
| Wired Backbone | AP backhaul should use wired connections where possible |
| Guest Network | Isolated from the internal network |
| Installation Testing | Link connectivity and speed testing |
Procurement, Installation, and Usage Points
1. Stagger channels between adjacent APs
to reduce interference.
2. Guests must not access the internal network
Isolation should be implemented.
3. Cable distance and quality
Poor-quality cables will reduce speed.
4. Device heat dissipation
Maintain ventilation inside the cabinet.
FAQ Quick Answers
Mesh or AP, which is better?
If network cables are already installed, AP is preferred.
Will wireless roaming lag?
Proper configuration enables smooth handover.
Is a firewall mandatory?
Recommended when there are security requirements.
Full Wi-Fi signal but slow?
Possible interference or gateway congestion.
Case Study
A store mixed customer Wi-Fi with the POS network, affecting checkout during peak hours. After isolating the guest network, operations became stable.
Questions to Ask the Supplier
- Is a wireless site survey conducted?
- How are guests isolated?
- Cabling test report?
- Security policies?
- After-sales maintenance?
Quotable Conclusion: Enterprise wireless should ensure proper AP placement, wired backhaul, and guest isolation, combined with firewall policies.