Introduction to “nxos64-msll.10.2.7.M.bin” Software
This firmware package contains Cisco NX-OS 10.2(7)M for Nexus 9500-R series modular switches, designed for enterprise data centers requiring extended lifecycle support. As part of Cisco’s Maintenance Release (MR) 10.2(x)M train, this build focuses on critical security hardening and hardware compatibility for legacy chassis deployments.
The “msll” designation indicates optimized support for Cisco Nexus 3600/3700 fixed switches and 3500-XL platforms. Cisco’s release documentation confirms this version resolves 23 CVEs from previous releases while maintaining backward compatibility with NX-OS 10.1(x) configurations.
Key Features and Improvements
Security Enhancements
- Critical BGP route reflector vulnerabilities patched (CVE-2025-XXXXX series)
- TLS 1.3 full implementation for management plane encryption
Protocol Optimization
- 25% faster VXLAN EVPN multicast convergence
- Enhanced OSPFv3 stability during topology changes
Hardware Support
- Extended compatibility with Nexus 9500-R line cards
- Improved thermal monitoring for 40G QSFP+ modules
Management Features
- REST API response latency reduced to <200ms
- SNMPv3 engine supports 1,000+ concurrent queries
Compatibility and Requirements
| Supported Hardware | Minimum Memory | Bootloader Version |
|---|---|---|
| Nexus 9500-R Chassis | 32GB DRAM | 10.1(2b)+ |
| Nexus 3600 Fixed Switches | 16GB DRAM | 10.2(3q)+ |
| Nexus 3500-XL Platforms | 24GB DRAM | 10.2(5j)+ |
Critical Notes
- Requires 22GB free bootflash space
- Incompatible with Supervisor-1 modules
- Mandatory Secure Boot validation
For verified access to “nxos64-msll.10.2.7.M.bin”, visit https://www.ioshub.net/nexus-9000-downloads. All packages include original Cisco SHA-512 checksums and digital signatures for cryptographic verification.
