OMNI-gx2LM-MIB

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › OMNI-gx2LM-MIB

Category: Cable/DOCSIS

Description: Handles the GX2 LM laser module from Cisco/Scientific-Atlanta as deployed in HFC optical nodes.

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What Is OMNI-gx2LM-MIB?

This MIB manages the Cisco/Scientific-Atlanta GX2 LM (laser module), the optical transmitter component installed in HFC optical nodes that converts electrical RF signals to optical signals for downstream fiber transport. No object list was captured for this module in the provided source, but as a GX2 OMNI-family module MIB it would be expected to expose module identity, optical transmit power level, laser bias current, and temperature/alarm status for the laser. Its monitoring value is squarely hardware health of the optical transmitter -- tracking transmit power, laser temperature, and fault/alarm state, which are the classic indicators of laser end-of-life or thermal problems in HFC optical transport. It is a vendor-specific module tied to the Cisco/Scientific-Atlanta OMNI optical node management architecture rather than IETF standards. It is deployed on Cisco/Scientific-Atlanta GX2 optical nodes in HFC cable network outside-plant deployments, where the OMNI-gx2LM-MIB MIB defines the object set needed for this hardware health monitoring.

IPNetwork Monitor allows you to monitor SNMP objects defined in OMNI-gx2LM-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 LM laser transmitter module)

Monitoring Examples

No sample objects were available for this MIB in the provided source, so specific object names cannot be cited; based on its stated purpose, an operator would typically poll optical transmit power, laser bias current, and temperature/alarm objects for the LM module within the GX2 node's OMNI object tree. A gradual decline in transmit power or rising bias current over time is a classic early-warning sign of laser aging or impending failure in HFC optical transport. An asserted temperature or fault alarm on the laser module would prompt a field technician dispatch before the optical link degrades further.

What Can Be Monitored

  • optical transmit power level
  • laser bias current
  • laser temperature
  • module alarm/fault status
Imported Objects

From GX2HFC-MIB

gx2LmOBJECT-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

Manages the Cisco/Scientific-Atlanta GX2 LM laser module in HFC optical node deployments.

Start monitoring General Instrument OmniStar GX2 HFC headend/optical node (GX2 LM laser transmitter 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-gx2LM-MIB