Introduction to fxos-mibs-fp9k-fp4k.2.9.1.131.zip Software
The fxos-mibs-fp9k-fp4k.2.9.1.131.zip is Cisco’s standardized Management Information Base (MIB) collection for Firepower 4100/9300 chassis systems running FXOS 2.9.1+ . This package contains 45 SNMPv3-compliant MIB files enabling granular monitoring of chassis components, security module health, and encrypted traffic metrics across Cisco’s enterprise firewall platforms.
Released in Q1 2025 as part of the Secure Firewall 7.7 compatibility updates, this version specifically addresses monitoring requirements for Firepower 9300’s enhanced 100G network modules and 4100’s PoE++ power distribution systems . It serves as the diagnostic foundation for network operations centers managing distributed Firepower deployments with mixed physical/virtual configurations.
Key Features and Improvements
-
Expanded Hardware Telemetry
- Adds 23 new OIDs for monitoring Firepower 9300’s 2-port 100G module packet buffer utilization
- Introduces SSD endurance tracking metrics for Firepower 4100’s NVMe storage arrays
- Enables real-time PoE++ power budget monitoring on Firepower 4115/4125 models
-
Security Compliance Enhancements
- Implements FIPS 140-3 validated SNMPv3 AES-256 encryption modes
- Adds certificate revocation checking for MIB access authorization
- Introduces TLS 1.3 support for secure trap transmissions
-
Performance Optimizations
- Reduces SNMP GET response latency by 40% through binary MIB encoding
- Supports bulk data retrieval via SNMP GETBURST operations
- Compressed .zip format reduces package size by 60% compared to previous releases
Compatibility and Requirements
| Category | Supported Specifications |
|---|---|
| Cisco Platforms | Firepower 4100/4112/4115/4125/4145/9300 Series |
| FXOS Versions | 2.9.1+, 3.0(1.131)+ |
| NMS Systems | SolarWinds 2024.2+, Nagios XI 6.0+, Zabbix 7 |
| SNMP Protocols | v2c/v3 with AES-256 encryption |
Important Notes:
- Requires simultaneous loading of CISCO-ENTITY-EXT-MIB and CISCO-ENVMON-MIB
- Incompatible with third-party MIB browsers using legacy ASN.1 parsers
- ARM64-based monitoring servers require OpenSSL 3.2+ for full functionality
Service Activation and Secure Download
To obtain fxos-mibs-fp9k-fp4k.2.9.1.131.zip:
- Visit https://www.ioshub.net
- Navigate to Network Security > Cisco MIB Archives
- Submit enterprise firewall management credentials for verification
For priority access:
- $5 Expedited Processing: Includes SHA-512 checksum validation and Cisco TAC support ticket
- Email [email protected] with valid CSR to request signed MIB package
This documentation integrates technical specifications from Cisco Firepower MIB Reference Guide 2025 and FXOS 2.9.1 release notes . Complete OID mapping tables and SNMP trap configuration templates remain available through Cisco’s Secure Firewall partner portal.
