TROPIC-GMPLS-NE-MIB

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

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Organization: Nokia

Last Updated: 2013-06-27

Category: Nokia Optical Transport

Description: Manages Nokia Tropic GMPLS network element configuration and control plane connectivity.

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What Is TROPIC-GMPLS-NE-MIB?

TROPIC-GMPLS-NE-MIB is a vendor-specific module used by Nokia (originally Tropic Networks, an optical transport vendor later acquired by Nokia/Alcatel-Lucent) to define network element types for Generalized Multi-Protocol Label Switching (GMPLS) control-plane management on optical transport equipment. It exposes configuration and status data related to GMPLS network element identity and control-plane connectivity, supporting the signaling and routing that establishes optical/TDM label-switched paths across the network. In terms of hardware/software status, this MIB is oriented toward control-plane operational state, such as whether a network element's GMPLS control channel is up, rather than physical sensors, letting an operator confirm that a node is correctly participating in the GMPLS control plane and detect a node that has dropped out of signaling. It builds on general GMPLS/MPLS-TE standards concepts (control plane, TE-links) as implemented in Tropic's proprietary type definitions. It is typically deployed on Tropic/Nokia optical transport network elements in carrier and metro optical networks using GMPLS for dynamic circuit provisioning. Network engineers evaluating or troubleshooting this functionality can download the TROPIC-GMPLS-NE-MIB file directly to load it into their MIB browser.

IPNetwork Monitor allows you to monitor SNMP objects defined in TROPIC-GMPLS-NE-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

  • Nokia (formerly Tropic Networks) optical transport network element
  • GMPLS-enabled optical/TDM switching node

Monitoring Examples

An operator would monitor GMPLS network-element type and identity objects defined by this MIB to confirm a given optical node is correctly registered in the control plane, and would cross-reference this with TE-link or control-channel status objects to detect signaling adjacency loss. A network element reporting an unexpected or null GMPLS NE type could indicate a misconfigured or newly provisioned node that has not yet joined the control-plane topology. No sample objects were provided in the source data, so this description is grounded in the module's stated purpose.

What Can Be Monitored

  • GMPLS network element identity/type
  • control-plane participation status
  • signaling/control channel state
Imported Objects

From INET-ADDRESS-MIB

InetAddress
InetAddressIPv4
InetAddressType

From SNMPv2-CONF

MODULE-COMPLIANCE
OBJECT-GROUP

From SNMPv2-SMI

Integer32
MODULE-IDENTITY
OBJECT-TYPE
Unsigned32

From SNMPv2-TC

DisplayString
RowStatus

From TROPIC-GLOBAL-REG

tnGmplsMIBModulesOBJECT-IDENTITY
tnGmplsObjsOBJECT-IDENTITY
OIDs

RFC description

Manages GMPLS network element objects and attributes for Nokia optical/transport systems.

Start monitoring Nokia optical transport network elements 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 TROPIC-GMPLS-NE-MIB