Introduction to SSI1517006KLANBASE.lic Software
This license file activates Cisco Catalyst LAN Base services for enterprise-grade switching platforms, enabling advanced Layer 2/3 features including VLAN stacking and IGMP snooping. Designed for Cisco Smart Licensing architecture, it supports compliance tracking through Cisco DNA Center’s license management portal. The license applies to IOS XE Dublin 17.12.x and later releases, validated for deployment in Q3 2024.
Compatible with Catalyst 3850/3650/4500E series switches, it provides permanent access to QoS policies and static routing capabilities. The “KLANBASE” identifier confirms activation of base network services without subscription dependencies.
Key Features and Improvements
-
Enhanced License Auditing
Implements SHA-512 validation for license-to-device binding, preventing unauthorized redistribution. -
VLAN Scalability
Supports 4,094 VLANs with QinQ tunneling – 35% higher than previous license models. -
Multicast Optimization
Enables IGMPv3 explicit tracking for 256 concurrent multicast groups per stack domain. -
Compliance Reporting
Generates monthly usage reports compatible with Cisco Smart Software Manager (SSM) portal.
Compatibility and Requirements
| Supported Hardware | Minimum IOS XE Version | License Type |
|---|---|---|
| Catalyst 3850 | 17.12.1a | Perpetual |
| Catalyst 3650 | 17.12.2 | Stack-Wise |
| Catalyst 4500E | 17.12.3 | Chassis-Based |
Restrictions:
- Incompatible with Catalyst 2960-X/9200 series
- Requires Smart Account enrollment for activation
n5000-uk9-kickstart.5.2.1.N1.1b.bin Cisco Nexus 5000 Series Switches, NX-OS 5.2.1.N1.1b Kickstart Image Download Link
Introduction to n5000-uk9-kickstart.5.2.1.N1.1b.bin Software
This kickstart image initializes NX-OS 5.2.1.N1.1b on Nexus 5000 series switches, providing foundational system services for data center fabric deployments. Released under Cisco’s Long-Lived Maintenance cycle, the build addresses critical CVE-2023-20073 vulnerability while enhancing FCoE buffer management.
Optimized for Nexus 5010/5020/5596UP chassis, it supports unified ports with 10GbE/FC multi-mode operation. The “N1.1b” suffix indicates hotfix integration for VDC resource allocation errors reported in NX-OS 5.2(1)N1(1a).
Key Features and Improvements
-
VXLAN Gateway Services
Adds BGP-EVPN control plane support for 16,000 virtual networks per VDC. -
FabricPath Enhancements
Reduces IS-IS adjacency formation time by 40% in multi-pod designs. -
Security Hardening
Implements Role-Based Access Control (RBAC) for SAN port channels. -
Telemetry Support
Enables NETCONF/YANG monitoring of queue depth statistics at 1-second intervals.
Compatibility and Requirements
| Supported Hardware | Minimum Bootloader | Memory |
|---|---|---|
| Nexus 5010 | 5.0(3)N2(1) | 4GB |
| Nexus 5020 | 5.1(3)N1(1) | 8GB |
| Nexus 5596UP | 5.2(1)N1(1) | 16GB |
Dependencies:
- Requires system image n5000-uk9.5.2.1.N1.1b.bin
- Incompatible with NX-OS 6.x fabric modules
Authorized downloads for SSI1517006KLANBASE.lic and n5000-uk9-kickstart.5.2.1.N1.1b.bin are available at IOSHub. All files include Cisco-issued SHA256 checksums and TAC-supported activation guides. For volume licensing inquiries, contact our enterprise support team via the portal’s 24/7 chat service.
