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SmartZone and Virtual SmartZone 7.1.1 (Patch1) KSP for RAC RBTree Queue Full Due to DNS FQDN Resolution Failure

SmartZone and Virtual SmartZone 7.1.1 (Patch1)  "7.1.1.0.872"  KSP for TSB 2026-006- RAC RBTree Queue Full Due to DNS FQDN Resolution Failure Causing RADIUS Authentication Outage 


NOTE!

  • This KSP can ONLY be applied on SmartZone running "7.1.1.0.872"  firmware version. 
  • If your system already has KSPs applied, we advise contacting the RUCKUS Support Team to prevent potential conflicts with existing KSPs.
  • MD5 is calculated on the .ksp file
Added:
2026-05-13 06:06:59 PM
Availability:
Premium Support Users
File Type:
KSP
File Name:
ER-17127_FixRacRBTreeFullBy...
File Size:
108 MB
MD5 Checksum:
ac8012c1caa04799b482cade367af144

SmartZone and Virtual SmartZone 7.1.1 (Patch1) KSP for RAC RBTree Queue Full Due to DNS FQDN Resolution Failure

SmartZone 144 (SZ-144)

SmartZone™ 144 (SZ-144) is the next-generation high performing Wireless LAN controller within the RUCKUS family of WLAN controllers for enterprises around the world. It manages up to 2000 RUCKUS Wi-Fi access points or 400 switches, and 40,000 clients per controller. Its unique SmartZone architecture allows the SZ-144 to be deployed in a 3+1 Active-Active cluster. With Active-Active clustering all members (up to 4) of a cluster will actively manage APs and switches in the network, providing enhanced resiliency for high availability requirements. With clustering, the SZ-144 can manage up to 6,000APs, 1200 switches and 120,000 clients.

Smart licensing allows customers to manage all licensing needs online at https://support.ruckuswireless.com. With Smart licensing, customers have the ability to buy and assign licenses at a granular level down to 1 (one) AP license.

SmartZone 300 (SZ300)

The SmartZone 300 (SZ300) Flagship Large Scale WLAN Controller is designed for Service Provider and Large Enterprises, which prefer to use appliances. The Carrier Grade platform supports N+1 Active/Active clustering, comprehensive integrated management functionality, high performance operations and flexibility to address many different implementation scenarios.

The SZ300 supports up to 10,000 AP and 100,000 Clients per unit and 30,000 AP and 300,000 Clients per 3+1 Active/Active Cluster, and runs SmartZone 3.5+ release firmware.


Virtual SmartZone - (vSZ)

Note: The Virtual SmartCell Gateway (vSCG) has a new name: Virtual SmartZone (vSZ). Same product, new name.

The Ruckus Virtual SmartZone (vSZ) is an NFV-based and cloud-ready WLAN controller for service providers and enterprises ready to elevate their WLAN deployment to the next level of flexibility, resiliency, andscale. vSZ operates in two modes: Essentials and High-Capacity.

Enterprises will find that the Essentials mode (vSZ-E) delivers world-beating Wi-Fi performance in an incredibly easy to manage and cost-effective package that’s friendly to both virtualized and/or distributed environments.

Managed Service Providers deploying the High-Capacity mode (vSZ-H) in their data center will experience a scalable carrier-class Wi-Fi rollout brimming with unique service provider features ready to back up their service level agreements. 


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