SNMP OID Tree and Typed Reference
Browse 16 core SNMP objects with MIB paths, data types and collection notes, including interfaces and host resources.
About this snmp oid tree and typed reference
Browse 16 core SNMP objects with MIB paths, data types and collection notes, including interfaces and host resources Performs protocol inspection, IP calculation, and network analysis client-side without sending probes or exposing network topology.
Protocol mechanics & network logic
Search an OID, name, module or type; empty input lists all 16 records. Expand the tree and select a leaf. Scalar instances end in .0; table columns need an index. The original seven-row JSON lookup remains below. Counter32 wraps at 2^32. Compute rates from timed differences, accounting for resets and discontinuities; use high-capacity counters on fast links. Gauge32 is a level, not a cumulative counter. TimeTicks are hundredths of a second. Storage size and used values must be multiplied by allocation-unit bytes.
Worked network diagnostic scenario
Scenario: Look up the bundled sysName record locally.
Sample input:
Processing: Trim and lowercase the query, then filter the seven bundled OID/name records by substring. ifInOctets or 1.3.6.1.2.1.2.2.1.10 finds Counter32 under interfaces → ifTable → ifEntry. sysName.0 is queried numerically as 1.3.6.1.2.1.1.5.0.
Illustrative output:
Addressing limits & protocol boundaries
Finite local reference only: 16 objects from SNMPv2-MIB, IF-MIB and HOST-RESOURCES-MIB. MIB-II objects follow RFC 1213 with SMIv2 syntax from RFC 3418/2863; host resources follow RFC 2790. No vendor MIBs, device polling, authentication or device support detection. Numeric input accepts a leading dot and full arc prefixes; table instances accept one positive index. A missing result does not mean an OID is invalid or unsupported by a device.
Addressing calculations and subnet models in SNMP OID Tree and Typed Reference follow IETF RFC definitions. Ensure subnet masks and CIDR prefixes match your network topology.
Offline network inspection boundary
Address parsing and CIDR calculations in SNMP OID Tree and Typed Reference run entirely client-side without probing external IP networks or transmitting routing data.
IETF RFC specifications & IANA registries
IETF Request for Comments (RFC) standards and IANA registry references:
- Implementation-specific browser utility or reference guide (no single governing external standard)
SNMP OID Tree and Typed Reference verification · Audit standards
How to use it
- Enter, paste, or select your input data into the SNMP OID Tree and Typed Reference workspace controls.
- Counter32 wraps at 2^32.
- Click the action button or observe immediate live calculations rendered by SNMP OID Tree and Typed Reference.
Frequently asked questions
What does the lookup search?+
Original seven-row JSON helper: It lowercases the trimmed input and searches only a bundled seven-row SNMPv2-MIB subset: sysDescr, sysObjectID, sysUpTime, sysContact, sysName, sysLocation and ifNumber. A row matches when either its numeric OID or its name contains the query. It does not traverse a MIB tree or contact an SNMP agent.
What controls and output does the page provide?+
Original seven-row JSON helper: The workspace provides one text area plus Run locally and Load sample. It emits JSON with the original trimmed query, an ordered array of matching { oid, name } records, and the literal scope “Bundled SNMPv2-MIB system and IF-MIB interfaces subset”. It does not load ASN.1, MIB files, vendor catalogs, or live registry data.
How do empty, partial and unknown queries behave?+
Original seven-row JSON helper: An empty trimmed query matches all seven bundled rows. Name matching ignores case and both names and OIDs use substring matching, so a numeric fragment need not be an exact OID. An unknown value gives an empty matches array without validating OID arc syntax, resolving vendors, or determining whether an OID exists outside this small table.
What result does the worked example produce?+
Original seven-row JSON helper: For the worked input sysName, this local lookup returns OID 1.3.6.1.2.1.1.5.0 and the stated bundled scope. The source function result does not establish complete MIB coverage, agent reachability, network monitoring, page rendering, or all page traffic. Counter32 wraps at 2^32.