GetNext

E184122

GetNext is an SNMP protocol operation used to sequentially retrieve the next variable in a management information base (MIB) tree for network management.

All labels observed (4)

Label Occurrences
GetNext canonical 1
GetNextRequest 1
GetNextRequest-PDU for SNMPv2 1

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf SNMP operation
SNMP protocol data unit
abbreviationOf GetNextRequest-PDU
canTraverse SNMP tables row by row
entire MIB subtree
category SNMP PDU type
definedIn SNMPv1
SNMPv2c
SNMPv3
differenceFrom Get retrieves explicitly named variables only
GetBulk retrieves multiple variables per request
encoding ASN.1
BER
hasPDUTypeCode 1 in SNMPv1
A1 in ASN.1 BER encoding
initiatedBy SNMP manager
input list of variable bindings with starting OIDs
limitation returns only one next variable per requested OID
navigates MIB tree
operatesOn MIB object identifiers
Management Information Base (MIB) for the Simple Network Management Protocol (SNMP)
surface form: Management Information Base
orderingRule lexicographical order of OIDs
output variable bindings with next OIDs and values
port default SNMP agent port 161
purpose sequentially retrieve the next variable in a MIB tree
relatedTo Get
GetBulk
requestType read operation
requires community string in SNMPv1 and SNMPv2c
user-based security in SNMPv3
responseType GetResponse-PDU
roleInSNMP enables discovery of unknown MIB structure
supports iterative polling of agents
sentTo SNMP agent
specifiedIn RFC 1157
SNMP standards
supersededBy GetBulk for efficient bulk retrieval in SNMPv2
transport typically carried over UDP
usedFor iterating over MIB variables
retrieving the next lexicographical OID
table walking in SNMP
usedIn SNMP monitoring tools
SNMP
surface form: Simple Network Management Protocol

fault management
network management systems
performance management
usedSince early SNMP deployments in the 1990s

How these facts were elicited

Referenced by (4)

Full triples — surface form annotated when it differs from this entity's canonical label.

RFC 1157 definesOperation GetNext
SNMP over DDP messageType GetNext
this entity surface form: SNMP GetNext
RFC 1446 defines GetNext
this entity surface form: GetNextRequest-PDU for SNMPv2
SNMPv2 standards suite definesPDU GetNext
this entity surface form: GetNextRequest