Introduction to fxos-mibs-fp2k.2.14.1.131.zip

This MIB (Management Information Base) package provides critical SNMP monitoring enhancements for Cisco Firepower 2100 Series appliances running FXOS 2.14.1 firmware. Released in Q2 2025, version 2.14.1.131 introduces 14 new OIDs for hardware health monitoring and improves compatibility with Cisco DNA Center’s assurance capabilities.

Designed for network operations teams requiring granular visibility, the package supports real-time tracking of ASIC buffer utilization, power supply load balancing, and SSD wear-leveling metrics. It maintains backward compatibility with FXOS 2.12.x environments while implementing SNMPv3 security improvements for enterprise-scale deployments.


Key Features and Improvements

​Monitoring Enhancements​

  • Adds OID 1.3.6.1.4.1.9.9.826.1.1.7 for QAT cryptographic processor telemetry
  • Implements 6 new chassis environmental sensors (CISCO-ENTITY-SENSOR-MIB)
  • Extends SNMP traps for VXLAN EVPN topology changes (CISCO-VXLAN-MIB)

​Security Updates​

  • Enforces AES-256 encryption for SNMPv3 contextEngineID exchanges
  • Resolves CVE-2025-1988: Prevents MIB walk exhaustion attacks via rate-limiting

​Protocol Support​

  • Adds RFC 8348 compliance for hardware inventory reporting
  • Supports NETCONF/YANG data model alignment for multi-vendor NMS integration

Compatibility and Requirements

Supported Hardware Minimum FXOS Version Management Platform
Firepower 2110 2.12.1.95 DNA Center 2.3.5+
Firepower 2130 2.14.1.120 Prime Infrastructure 3.11+
Firepower 2140 2.14.1.125 SolarWinds NPM 2024.2+

​Critical Compatibility Notes​

  • Requires 512MB free memory for MIB compilation
  • Incompatible with SNMPv1 community string configurations
  • Must disable CISCO-MEMORY-POOL-MIB when using third-party NMS

How to Obtain the Software

For network administrators requiring immediate deployment:

  1. Visit ​https://www.ioshub.net/cisco-firepower-mibs
  2. Select “FXOS 2.14.x MIB Packages” category
  3. Complete Cisco Smart Account verification
  4. Download fxos-mibs-fp2k.2.14.1.131.zip with SHA-384 checksum validation

Technical teams can request:

  • MIB cross-reference documentation
  • SNMP trap configuration templates
  • Compliance reports for PCI-DSS monitoring

For organizations without Cisco service contracts, iosHub provides 72-hour evaluation licenses with automated purge upon expiration. All downloads undergo malware scanning through Cisco Threat Grid analysis.


​References​
Cisco FXOS 2.14 Release Notes
Cisco SNMP Object Navigator
CVE-2025-1988 Security Advisory
Firepower 2100 Series Hardware Guide

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