All MIBs › S5-TCS-MIB
Organization: Nortel Networks
Last Updated: 2013-10-10
Category: Avaya BayStack Ethernet Management
Description:
Manages Nortel BayStack Topology Change Server state and spanning tree topology notifications.
Imported Objects
From S5-ROOT-MIB
| s5Tcs | OBJECT-IDENTITY |
From SNMPv2-SMI
| Integer32 | |
| MODULE-IDENTITY |
From SNMPv2-TC
| TEXTUAL-CONVENTION |
What Is S5-TCS-MIB?
S5-TCS-MIB is a Nortel Networks (BayStack/Accelar "S5" product family) vendor MIB related to Topology Change Server functionality, tracking spanning-tree topology change state and notifications on Nortel switches, per its short description. Despite its module_desc header labeling it as "5000 Common Textual Conventions," the short description indicates it manages topology-change server state, so it likely blends shared type definitions with topology-change-specific objects for the S5-series switch line. Its monitoring relevance is at the Layer 2 control-plane level—tracking spanning tree topology change events serves as an early indicator of network instability, such as flapping links or redundant path recalculation, which is a software/control-plane health signal rather than a hardware sensor. As a Nortel S5-series MIB it is tightly coupled to Nortel's broader Common Textual Conventions and to standard Spanning Tree (BRIDGE-MIB/802.1D) concepts it builds on. It was deployed on legacy Nortel BayStack/S5000-series Ethernet switches in enterprise wiring closets, where network engineers would locate objects under the S5-TCS-MIB OID branch when tracing topology-change events.
IPNetwork Monitor allows you to monitor SNMP objects defined in S5-TCS-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
- Nortel BayStack/S5000-series Ethernet switch
Monitoring Examples
No sample objects were extracted for this module, so no specific table names can be cited from the data provided. In general, an admin would monitor topology-change-server state and notification counters to detect frequent spanning-tree recalculation events, which typically indicate a flapping link, a loop, or an unstable redundant path in the switched network. Because the module description text is truncated/generic, further specifics cannot be grounded beyond this general spanning-tree-related interpretation.
OIDs
| OID symbolic | OID numeric | Type | Access | Description |
|---|---|---|---|---|
| s5TcsMib | 1.3.6.1.4.1.45.1.6.17.0 | 5000 Common Textual Conventions MIB Copyright 1993-2004 Nortel Networks, Inc. All rights reserved. This Nortel Networks SNMP Management Information Base Specification (Specification) embodies Nortel Networks' confidential and proprietary intellectual property. Nortel Networks retains all title and ownership in the Specification, including any revisions. This Specification is supplied 'AS IS,' and Nortel Networks makes no warranty, either express or implied, as to the use, operation, condition, or performance of the Specification. |
RFC description
Nortel/Avaya MIB defining common textual conventions and data types used in Nortel 5000 series network devices.
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