HDSLGT1030-MIB

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › HDSLGT1030-MIB

Category: DSL and Broadband

Description: Manages HDSL GT1030 line termination units, providing performance monitoring and alarm objects for DSL loops.

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What Is HDSLGT1030-MIB?

HDSLGT1030-MIB is a vendor MIB (the "gdc" prefix in gdcGT1030SystemMIBversion points to General DataComm) for the GT1030 series HDSL (High-bit-rate Digital Subscriber Line) line termination unit used in telecom access networks. It exposes system identification/version objects along with a set of alarm and trap objects covering loop and unit health. It is explicitly used to monitor hardware status of the HDSL unit: a no-response alarm flags an unreachable unit, a diagnostic receive-error alarm flags line-quality faults, and a power-up alarm flags a reboot/power event, effectively acting as a fault and uptime/status monitor for the DSL termination hardware. It appears to be a self-contained vendor MIB with no explicit dependency on other standard MIBs beyond basic SNMP SMI conventions. Typical deployment is on telco/ISP access equipment racks where operators poll or trap on GT1030 HDSL modems providing subscriber loop connectivity. Network engineers evaluating or troubleshooting this functionality can download the HDSLGT1030-MIB file directly to load it into their MIB browser.

IPNetwork Monitor allows you to monitor SNMP objects defined in HDSLGT1030-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

  • GDC (General DataComm) GT1030 HDSL line termination unit
  • telecom access/DSL equipment

Monitoring Examples

An operator would poll hdslGT1030Version to confirm firmware/hardware revision consistency across a fleet of GT1030 units, and monitor the hdslGT1030Alarms subtree for hdslGT1030NoResponseAlm to detect a unit that has gone silent on the management network. A hdslGT1030DiagRxErrAlm firing indicates receive errors on the HDSL loop, pointing to line degradation, while hdslGT1030PowerUpAlm signals the unit has just rebooted, useful for spotting unexpected power cycling in the field.

What Can Be Monitored

  • unit no-response/reachability alarm
  • diagnostic receive-error alarm
  • power-up/reboot alarm
  • system MIB version
  • HDSL loop status
Imported Objects

From GDCHDSL-MIB

hdslGT1030OBJECT-IDENTITY

From RFC-1212

OBJECT-TYPE

From RFC1213-MIB

DisplayString
OIDs

RFC description

Management information for GDC HDSL GT1030 high-speed digital subscriber line equipment, including alarms and performance monitoring.

Start monitoring General DataComm (GDC) HDSL modem/line-termination unit (GT1030) 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 HDSLGT1030-MIB