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Cisco C9115AXI-S Wireless Access Point: Multi-SSID VLAN Segmentation Explained
Jul 06 , 2026 7

Cisco  Wireless Access Point: Multi-SSID VLAN Segmentation Explained

 

The Cisco C9115AXI-S is a next-generation Wi-Fi 6/6E enterprise access point designed to deliver high-performance, secure, and scalable wireless connectivity for modern business environments. It enables IT teams to efficiently segment network traffic by mapping multiple SSIDs to different VLANs, ensuring strong isolation between corporate, guest, and IoT networks.

C9115AXI-S.png


 

Key Technical Capabilities

Feature

Specification

Wi-Fi Standard

Wi-Fi 6 / 6E (Tri-Band)

Maximum Data Rate

Up to 5.4 Gbps aggregate throughput

MU-MIMO

4x4 MU-MIMO with OFDMA

Uplink Port

2.5G Multigigabit Ethernet

Deployment Modes

Local Mode / FlexConnect / Central Switching / Rogue Detection

Security

WPA3, 802.1X Enterprise Authentication

 

Multi-SSID to VLAN Mapping Architecture

In enterprise deployments, the Cisco C9115AXI-S allows administrators to define multiple SSIDs, each mapped to a dedicated VLAN. This design enforces network segmentation at the wireless edge.

SSID

VLAN

Network Role

CORPORATE

VLAN 10

Internal enterprise users

GUEST

VLAN 20

Internet-only guest access

IoT

VLAN 30

Smart devices and sensors

 

Cisco Wireless Operating Modes

Mode

Description

Local Mode

Centralized control with AP forwarding traffic to wireless controller

FlexConnect Mode

Local switching at branch sites for improved resilience

Central Switching Mode

All client traffic is tunneled to controller for centralized processing

Rogue Detection Mode

Dedicated monitoring to detect and mitigate unauthorized APs

 

Conclusion

The Cisco C9115AXI-S delivers a powerful combination of Wi-Fi 6/6E performance, enterprise-grade security, and flexible deployment options. By supporting multiple SSIDs mapped to separate VLANs, it provides granular traffic segmentation that enhances both security and network efficiency in modern enterprise environments.


Tags: Cisco C9115AXI-S

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