OMNI-gx2EM-MIB

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › OMNI-gx2EM-MIB

Category: Cable/DOCSIS

Description: Manages the Cisco/Scientific-Atlanta GX2 EM expansion module in HFC optical node deployments.

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What Is OMNI-gx2EM-MIB?

OMNI-gx2EM-MIB is a Cisco/Scientific-Atlanta proprietary SNMP module for the GX2 EM expansion module, a hardware add-on used in hybrid fiber-coaxial (HFC) optical nodes within cable broadband access networks. As an expansion-module-specific MIB, it is expected to expose module identity, slot occupancy, and hardware operating parameters rather than protocol or traffic statistics. Its primary value is in monitoring the physical health of the expansion module itself, such as module presence/insertion state, power supply condition, and operating temperature within the optical node enclosure, which are critical to preventing unplanned outages in outside-plant equipment. It likely fits into the broader Scientific-Atlanta/Cisco OMNI optical node MIB family and may share naming or indexing conventions with related node-management MIBs, though no module description or object list was available to confirm specifics. It would typically be deployed by cable/MSO operators using centralized network management systems to poll remote HFC nodes for hardware-level fault conditions. Network engineers evaluating or troubleshooting this functionality can download the OMNI-gx2EM-MIB file directly to load it into their MIB browser.

IPNetwork Monitor allows you to monitor SNMP objects defined in OMNI-gx2EM-MIB. Use the built-in SNMP Monitoring Browser to explore available variables, view their current values and descriptions, and select the objects you want to monitor. You can then create SNMP monitors, configure thresholds, and receive alerts when monitored values change.

Supported Devices

  • General Instrument OmniStar GX2 HFC headend/optical node (GX2 EM expansion module)

Monitoring Examples

No module description or sample objects were captured for this MIB in the source, so specific object names cannot be confirmed from the available metadata. Based on the 'EM' (expansion module) naming convention and its HFC optical node context, a monitoring scenario would likely involve polling a per-slot hardware status object to detect module removal, power loss, or over-temperature conditions in the node. This explanation is therefore provisional and should be verified against the actual MIB source before being relied upon for object-level polling.

Imported Objects

From GX2HFC-MIB

gx2Em1000OBJECT-IDENTITY

From NLS-BBNIDENT-MIB

giOBJECT-IDENTITY
motproxiesOBJECT-IDENTITY

From NLSBBN-TRAPS-MIB

trapChangedObjectIdOBJECT-TYPE
trapChangedValueDisplayStringOBJECT-TYPE
trapChangedValueIntegerOBJECT-TYPE
trapIdentifierOBJECT-TYPE
trapNETrapLastTrapTimeStampOBJECT-TYPE
trapNetworkElemAdminStateOBJECT-TYPE
trapNetworkElemAlarmStatusOBJECT-TYPE
trapNetworkElemAvailStatusOBJECT-TYPE
trapNetworkElemModelNumberOBJECT-TYPE
trapNetworkElemOperStateOBJECT-TYPE
trapNetworkElemSerialNumOBJECT-TYPE
trapPerceivedSeverityOBJECT-TYPE
trapTextOBJECT-TYPE

From RFC-1212

OBJECT-TYPE

From RFC-1215

TRAP-TYPE

From RFC1155-SMI

Counter
IpAddress
TimeTicks

From RFC1213-MIB

DisplayString
sysUpTime
OIDs

RFC description

HFC (Hybrid Fiber-Coaxial) network management for OMNI gx2EM laser modules with device descriptors and parameters.

Start monitoring General Instrument OmniStar GX2 HFC headend/optical node (GX2 EM expansion module) with a free 30-day trial of IPNetwork Monitor. Import MIBs, browse SNMP OIDs, create custom SNMP monitors, configure alerts, and monitor any SNMP-enabled network device from a single console.

Download OMNI-gx2EM-MIB