rfc1612 Download

dnsResConfigImplementIdent

The implementation identification string for the resolver software in use on the system, for example; `RES-2.1'

dnsResConfigService

Kind of DNS resolution service provided: recursiveOnly(1) indicates a stub resolver. iterativeOnly(2) indicates a normal full service resolver. recursiveAndIterative(3) indicates a full-service resolver which performs a mix of recursive and iterative quer ...

dnsResConfigMaxCnames

Limit on how many CNAMEs the resolver should allow before deciding that there's a CNAME loop. Zero means that resolver has no explicit CNAME limit.

dnsResConfigSbeltTable

Table of safety belt information used by the resolver when it hasn't got any better idea of where to send a query, such as when the resolver is booting or is a stub resolver.

dnsResConfigSbeltEntry

An entry in the resolver's Sbelt table. Rows may be created or deleted at any time by the DNS resolver and by SNMP SET requests. Whether the values changed via SNMP are saved in stable storage across `reset' operations is implementation-specific.

dnsResConfigSbeltAddr

The IP address of the Sbelt name server identified by this row of the table.

dnsResConfigSbeltName

The DNS name of a Sbelt nameserver identified by this row of the table. A zero-length string indicates that the name is not known by the resolver.

dnsResConfigSbeltRecursion

Kind of queries resolver will be sending to the name server identified in this row of the table: iterative(1) indicates that resolver will be directing iterative queries to this name server (RD bit turned off). recursive(2) indicates that resolver will be ...

dnsResConfigSbeltPref

This value identifies the preference for the name server identified in this row of the table. The lower the value, the more desirable the resolver considers this server.

dnsResConfigSbeltSubTree

Queries sent to the name server identified by this row of the table are limited to those for names in the name subtree identified by this variable. If no such limitation applies, the value of this variable is the name of the root domain (a DNS name consi ...

dnsResConfigSbeltClass

The class of DNS queries that will be sent to the server identified by this row of the table.

dnsResConfigSbeltStatus

Row status column for this row of the Sbelt table.

dnsResConfigUpTime

If the resolver has a persistent state (e.g., a process), this value will be the time elapsed since it started. For software without persistant state, this value will be 0.

dnsResConfigResetTime

If the resolver has a persistent state (e.g., a process) and supports a `reset' operation (e.g., can be told to re-read configuration files), this value will be the time elapsed since the last time the resolver was `reset.' For software that does not hav ...

dnsResConfigReset

Status/action object to reinitialize any persistant resolver state. When set to reset(2), any persistant resolver state (such as a process) is reinitialized as if the resolver had just been started. This value will never be returned by a read operation. ...

dnsResCounterByOpcodeTable

Table of the current count of resolver queries and answers.

dnsResCounterByOpcodeEntry

Entry in the resolver counter table. Entries are indexed by DNS OpCode.

dnsResCounterByOpcodeCode

The index to this table. The OpCodes that have already been defined are found in RFC-1035.

dnsResCounterByOpcodeQueries

Total number of queries that have sent out by the resolver since initialization for the OpCode which is the index to this row of the table.

dnsResCounterByOpcodeResponses

Total number of responses that have been received by the resolver since initialization for the OpCode which is the index to this row of the table.

dnsResCounterByRcodeTable

Table of the current count of responses to resolver queries.

dnsResCounterByRcodeEntry

Entry in the resolver response table. Entries are indexed by DNS response code.

dnsResCounterByRcodeCode

The index to this table. The Response Codes that have already been defined are found in RFC-1035.

dnsResCounterByRcodeResponses

Number of responses the resolver has received for the response code value which identifies this row of the table.

dnsResCounterNonAuthDataResps

Number of requests made by the resolver for which a non-authoritative answer (cached data) was received.

dnsResCounterNonAuthNoDataResps

Number of requests made by the resolver for which a non-authoritative answer - no such data response (empty answer) was received.

dnsResCounterMartians

Number of responses received which were received from servers that the resolver does not think it asked.

dnsResCounterRecdResponses

Number of responses received to all queries.

dnsResCounterUnparseResps

Number of responses received which were unparseable.

dnsResCounterFallbacks

Number of times the resolver had to fall back to its seat belt information.

dnsResLameDelegationOverflows

Number of times the resolver attempted to add an entry to the Lame Delegation table but was unable to for some reason such as space constraints.

dnsResLameDelegationTable

Table of name servers returning lame delegations. A lame delegation has occured when a parent zone delegates authority for a child zone to a server that appears not to think that it is authoritative for the child zone in question.

dnsResLameDelegationEntry

Entry in lame delegation table. Only the resolver may create rows in this table. SNMP SET requests may be used to delete rows.

dnsResLameDelegationSource

Source of lame delegation.

dnsResLameDelegationName

DNS name for which lame delegation was received.

dnsResLameDelegationClass

DNS class of received lame delegation.

dnsResLameDelegationCounts

How many times this lame delegation has been received.

dnsResLameDelegationStatus

Status column for the lame delegation table. Since only the agent (DNS resolver) creates rows in this table, the only values that a manager may write to this variable are active(1) and destroy(6).

dnsResCacheStatus

Status/action for the resolver's cache. enabled(1) means that the use of the cache is allowed. Query operations can return this state. disabled(2) means that the cache is not being used. Query operations can return this state. Setting this variable to cle ...

dnsResCacheMaxTTL

Maximum Time-To-Live for RRs in this cache. If the resolver does not implement a TTL ceiling, the value of this field should be zero.

dnsResCacheGoodCaches

Number of RRs the resolver has cached successfully.

dnsResCacheBadCaches

Number of RRs the resolver has refused to cache because they appear to be dangerous or irrelevant. E.g., RRs with suspiciously high TTLs, unsolicited root information, or that just don't appear to be relevant to the question the resolver asked.

dnsResCacheRRTable

This table contains information about all the resource records currently in the resolver's cache.

dnsResCacheRREntry

An entry in the resolvers's cache. Rows may be created only by the resolver. SNMP SET requests may be used to delete rows.

dnsResCacheRRName

Owner name of the Resource Record in the cache which is identified in this row of the table. As described in RFC-1034, the owner of the record is the domain name were the RR is found.

dnsResCacheRRClass

DNS class of the Resource Record in the cache which is identified in this row of the table.

dnsResCacheRRType

DNS type of the Resource Record in the cache which is identified in this row of the table.

dnsResCacheRRTTL

Time-To-Live of RR in DNS cache. This is the initial TTL value which was received with the RR when it was originally received.

dnsResCacheRRElapsedTTL

Elapsed seconds since RR was received.

dnsResCacheRRSource

Host from which RR was received, 0.0.0.0 if unknown.

dnsResCacheRRData

RDATA portion of a cached RR. The value is in the format defined for the particular DNS class and type of the resource record.

dnsResCacheRRStatus

Status column for the resolver cache table. Since only the agent (DNS resolver) creates rows in this table, the only values that a manager may write to this variable are active(1) and destroy(6).

dnsResCacheRRIndex

A value which makes entries in the table unique when the other index values (dnsResCacheRRName, dnsResCacheRRClass, and dnsResCacheRRType) do not provide a unique index.

dnsResCacheRRPrettyName

Name of the RR at this row in the table. This is identical to the dnsResCacheRRName variable, except that character case is preserved in this variable, per DNS conventions.

dnsResNCacheStatus

Status/action for the resolver's negative response cache. enabled(1) means that the use of the negative response cache is allowed. Query operations can return this state. disabled(2) means that the negative response cache is not being used. Query operat ...

dnsResNCacheMaxTTL

Maximum Time-To-Live for cached authoritative errors. If the resolver does not implement a TTL ceiling, the value of this field should be zero.

dnsResNCacheGoodNCaches

Number of authoritative errors the resolver has cached successfully.

dnsResNCacheBadNCaches

Number of authoritative errors the resolver would have liked to cache but was unable to because the appropriate SOA RR was not supplied or looked suspicious.

dnsResNCacheErrTable

The resolver's negative response cache. This table contains information about authoritative errors that have been cached by the resolver.

dnsResNCacheErrEntry

An entry in the resolver's negative response cache table. Only the resolver can create rows. SNMP SET requests may be used to delete rows.

dnsResNCacheErrQName

QNAME associated with a cached authoritative error.

dnsResNCacheErrQClass

DNS QCLASS associated with a cached authoritative error.

dnsResNCacheErrQType

DNS QTYPE associated with a cached authoritative error.

dnsResNCacheErrTTL

Time-To-Live of a cached authoritative error at the time of the error, it should not be decremented by the number of seconds since it was received. This should be the TTL as copied from the MINIMUM field of the SOA that accompanied the authoritative erro ...

dnsResNCacheErrElapsedTTL

Elapsed seconds since authoritative error was received.

dnsResNCacheErrSource

Host which sent the authoritative error, 0.0.0.0 if unknown.

dnsResNCacheErrCode

The authoritative error that has been cached: nonexistantName(1) indicates an authoritative name error (RCODE = 3). noData(2) indicates an authoritative response with no error (RCODE = 0) and no relevant data. other(3) indicates some other cached authorit ...

dnsResNCacheErrStatus

Status column for the resolver negative response cache table. Since only the agent (DNS resolver) creates rows in this table, the only values that a manager may write to this variable are active(1) and destroy(6).

dnsResNCacheErrIndex

A value which makes entries in the table unique when the other index values (dnsResNCacheErrQName, dnsResNCacheErrQClass, and dnsResNCacheErrQType) do not provide a unique index.

dnsResNCacheErrPrettyName

QNAME associated with this row in the table. This is identical to the dnsResNCacheErrQName variable, except that character case is preserved in this variable, per DNS conventions.

dnsResOptCounterReferals

Number of responses which were received from servers redirecting query to another server.

dnsResOptCounterRetrans

Number requests retransmitted for all reasons.

dnsResOptCounterNoResponses

Number of queries that were retransmitted because of no response.

dnsResOptCounterRootRetrans

Number of queries that were retransmitted that were to root servers.

dnsResOptCounterInternals

Number of requests internally generated by the resolver.

dnsResOptCounterInternalTimeOuts

Number of requests internally generated which timed out.

dnsResConfigGroup

A collection of objects providing basic configuration information for a DNS resolver implementation.

dnsResCounterGroup

A collection of objects providing basic instrumentation of a DNS resolver implementation.

dnsResLameDelegationGroup

A collection of objects providing instrumentation of `lame delegation' failures.

dnsResCacheGroup

A collection of objects providing access to and control of a DNS resolver's cache.

dnsResNCacheGroup

A collection of objects providing access to and control of a DNS resolver's negative response cache.

dnsResOptCounterGroup

A collection of objects providing further instrumentation applicable to many but not all DNS resolvers.