All MIBs › RFC-1212
Category: IETF Standards
Description:
Specifies the concise MIB definition format for SMIv1 object-type macro declarations per RFC 1212.
What Is RFC-1212?
RFC-1212 defines the concise MIB definition format for SMIv1, specifically the OBJECT-TYPE macro syntax that legacy MIB modules use to declare each managed object's syntax, access level, and status. It contains no managed objects of its own and therefore exposes no interface, environment, performance, configuration, or fault data. It has no direct role in monitoring hardware or software status because it is purely a macro/grammar definition used by MIB compilers to parse other modules, not an instrumented module with live values. A large number of legacy SMIv1 MIBs, including many still-used vendor and enterprise modules, depend on the OBJECT-TYPE macro this document defines in order to be syntactically valid and parseable, which is why engineers doing an rfc-1212 mib download are really just fetching this grammar definition rather than any pollable data. It is used only during MIB compilation and is never deployed or polled as part of live device monitoring.
IPNetwork Monitor allows you to monitor SNMP objects defined in RFC-1212. 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
- vendor-neutral, standards-based MIB, not tied to a specific manufacturer
- used by MIB tooling for any SMIv1-based device
Monitoring Examples
This module supplies only the OBJECT-TYPE macro grammar used to write other SMIv1 MIBs, so it has no instrumented objects and sample_objects is empty. There is no monitoring scenario to describe since RFC-1212 itself is consumed by MIB compilers, not by SNMP polling.
RFC description
Concise MIB definition syntax (SMIv1) used in early RFC-based MIB specifications (RFC 1212).
Start monitoring vendor-neutral, standards-based MIB grammar, used by MIB tooling for any SMIv1-based device 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.