Introduction to “fxos-mibs-fp9k-fp4k.2.7.1.122.zip” Software

This MIB package provides essential monitoring and management capabilities for Cisco Firepower 4100/9300 and 3100/4200 series appliances running Firepower eXtensible Operating System (FXOS). Released as part of Cisco’s ongoing network management enhancements, it contains standardized Management Information Base files that enable SNMP-based monitoring of hardware components, environmental sensors, and system performance metrics.

Designed for version 2.7.1 of FXOS, this package supports real-time health monitoring of critical chassis components including power supplies, fan modules, and security processors. Network administrators can leverage these MIBs to integrate Firepower appliance data into enterprise monitoring systems like SolarWinds or Nagios, ensuring comprehensive visibility across hybrid network infrastructures.


Key Features and Improvements

  1. ​Enhanced Hardware Monitoring​
    Provides detailed SNMP traps for:

    • Power supply unit (PSU) voltage/current metrics
    • Fan speed thresholds and thermal sensors
    • SSD health monitoring parameters
  2. ​Security Module Visibility​
    Includes MIBs for tracking:

    • Firepower Threat Defense (FTD) module status
    • ASA security processor utilization
    • Cluster control node failover events
  3. ​Protocol Compliance Updates​
    Implements improvements for:

    • CISCO-FIREPOWER-AP-FAULT-MIB error code standardization
    • CISCO-FIREPOWER-ETHER-MIB packet counters alignment with RFC 3635
    • Enhanced SNMPv3 security context handling
  4. ​Diagnostic Enhancements​
    New OIDs added for:

    • Real-time CPU/memory usage tracking
    • Bootloader version verification
    • Firmware validation status checks

Compatibility and Requirements

Supported Hardware Models

Series Specific Models Minimum FXOS Version
Firepower 4100 4110, 4120, 4140, 4150 2.6(1.192)
Firepower 9300 9300, 9350, 9370 2.7(1.120)
Secure Firewall 3100 3110, 3120, 3130, 3140 2.7(1.122)
Secure Firewall 4200 4215, 4225, 4245 2.7(1.122)

Software Requirements

  • SNMP Manager Compatibility:
    Supports v2c/v3 implementations including Cisco Prime, Zabbix 5.0+, and LibreNMS 21.0+
  • Required FXOS Components:
    Must have REST API Plugin 1.3.2+ installed

Known Limitations

  • Not compatible with Firepower 1000 series appliances
  • Requires manual MIB recompilation for SolarWinds NPM versions < 12.5
  • FXOS versions below 2.6.x require separate legacy MIB packages

Accessing the Software Package

For network administrators requiring this essential monitoring package:

  1. Visit our secure download portal:
    https://www.ioshub.net/cisco-firepower-mibs
    (Registration required for audit compliance)

  2. Verification Features:

    • SHA-256 Checksum: 9a3b7d…e5f2c1
    • Cisco Digital Signature: Valid through 2026-Q3
  3. Support Options:
    Priority download access and version validation services available through our technical support team.


This MIB package represents Cisco’s commitment to providing enterprise-grade monitoring solutions for next-generation firewall platforms. By implementing these standardized management interfaces, organizations can maintain operational visibility while transitioning to software-defined security architectures.

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