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Cisco AIR-CT8510-HA-K9 | WLC | HA standby (no AP license) | SSO/1:1 redundancy | redundant hot-swap PSUs | license tier: HA

SKU:AIR-CT8510-HA-K9

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Description

High Availability (HA) SKU of the 8500 Series controller designed to operate as a standby unit in SSO pairs for uninterrupted WLAN services. This HA model does not include AP termination licenses and is intended for redundancy deployments to minimize downtime during controller failover.

Features

- Purpose-built for SSO high availability
- No AP licenses required for standby role
- Seamless client and AP state preservation
- Redundant power and uplink flexibility
- Simplifies maintenance windows and upgrades

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: Can this HA SKU terminate APs?
A: No. It is intended for HA-SSO and does not include AP termination licenses.

Q: How is it deployed?
A: Deploy as a standby controller paired 1:1 with a licensed active controller for SSO.

Q: Does it support non-SSO redundancy?
A: It is optimized for SSO; consult software guidelines for other redundancy modes.

Q: What happens during failover?
A: Client and AP sessions are preserved via stateful switchover from the active to the standby.

Technical Specifications

- Series: 8500 (8510)
- AP license included: HA (no AP termination)
- Role: standby controller for SSO/1:1 HA
- High availability: stateful switchover with active peer
- Uplinks: multiple 1/10GbE interfaces (SFP/SFP+ dependent on configuration)
- Power: redundant hot-swappable PSUs
- Use case: zero-downtime upgrades and failover
- Management: web UI, CLI, SNMP; integrates with Cisco management platforms
- Compatibility: pairs with licensed active 8500 Series controller

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