value of this object is a zero-length string."
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.3.4"
::= { docsIetfQosParamSetEntry 1 }
docsIetfQosParamSetPriority OBJECT-TYPE
SYNTAX Integer32 (0..7)
MAX-ACCESS read-only
STATUS current
DESCRIPTION "The relative priority of a Service Flow.
Higher numbers indicate higher priority.
This priority should only be used to differentiate
Service Flow from identical parameter sets.
If the referenced parameter is not present in the
corresponding DOCSIS QOS Parameter Set, the default
value of this object is 0. If the parameter is
not applicable, the reported value is 0."
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.5.1"
::= { docsIetfQosParamSetEntry 2 }
docsIetfQosParamSetMaxTrafficRate OBJECT-TYPE
SYNTAX DocsIetfQosBitRate
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Maximum sustained traffic rate allowed for this
Service Flow in bits/sec. Must count all MAC frame
data PDU from the bytes following the MAC header
HCS to the end of the CRC. The number of bytes
forwarded is limited during any time interval.
The value 0 means no maximum traffic rate is
enforced. This object applies to both upstream and
downstream Service Flows.
If the referenced parameter is not present in the
corresponding DOCSIS QOS Parameter Set, the default
value of this object is 0. If the parameter is
not applicable, it is reported as 0."
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.5.2"
::= { docsIetfQosParamSetEntry 3 }
docsIetfQosParamSetMaxTrafficBurst OBJECT-TYPE
SYNTAX Unsigned32
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Specifies the token bucket size in bytes
for this parameter set. The value is calculated
from the byte following the MAC header HCS to
the end of the CRC. This object is applied in
conjunction with docsIetfQosParamSetMaxTrafficRate
to calculate maximum sustained traffic rate.
If the referenced parameter is not present in the
corresponding DOCSIS QOS Parameter Set, the default
value of this object for scheduling types
bestEffort (2), nonRealTimePollingService(3),
and realTimePollingService(4) is 3044.
If this parameter is not applicable, it is reported
as 0.
"
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.5.3"
::= { docsIetfQosParamSetEntry 4 }
docsIetfQosParamSetMinReservedRate OBJECT-TYPE
SYNTAX DocsIetfQosBitRate
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Specifies the guaranteed minimum rate in
bits/sec for this parameter set. The value is
calculated from the byte following the MAC
header HCS to the end of the CRC. The default
value of 0 means that no bandwidth is reserved.
If the referenced parameter is not present in the
corresponding DOCSIS QOS Parameter Set, the default
value of this object is 0. If the parameter
is not applicable, it is reported as 0."
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.5.4"
::= { docsIetfQosParamSetEntry 5 }
docsIetfQosParamSetMinReservedPkt OBJECT-TYPE
SYNTAX Integer32 (0..65535)
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Specifies an assumed minimum packet size in
bytes for which the
docsIetfQosParamSetMinReservedRate will be
provided. The value is calculated from the byte
following the MAC header HCS to the end of the
CRC.
If the referenced parameter is omitted from a
DOCSIS QOS parameter set, the default value is
CMTS implementation dependent. In this case, the
CMTS reports the default value it is using, and the
CM reports a value of 0. If the referenced
parameter is not applicable to the direction or
scheduling type of the Service Flow, both CMTS and
CM report this object’s value as 0."
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.5.5"
::= { docsIetfQosParamSetEntry 6 }
docsIetfQosParamSetActiveTimeout OBJECT-TYPE
SYNTAX Integer32 (0..65535)
UNITS "seconds"
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Specifies the maximum duration in seconds that
resources remain unused on an active service
flow before CMTS signals that both active and
admitted parameters set are null. The default
value of 0 signifies an infinite amount of time.
If the referenced parameter is not present in the
corresponding DOCSIS QOS Parameter Set, the default
value of this object is 0."
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.5.6"
::= { docsIetfQosParamSetEntry 7 }
docsIetfQosParamSetAdmittedTimeout OBJECT-TYPE
SYNTAX Integer32 (0..65535)
UNITS "seconds"
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Specifies the maximum duration in seconds that
resources remain in admitted state before
resources must be released.
The value of 0 signifies an infinite amount
of time.
If the referenced parameter is not present in the
corresponding DOCSIS QOS Parameter Set, the
default value of this object is 200.
"
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.5.7"
DEFVAL { 200 }
::= { docsIetfQosParamSetEntry 8 }
docsIetfQosParamSetMaxConcatBurst OBJECT-TYPE
SYNTAX Integer32 (0..65535)
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Specifies the maximum concatenated burst in
bytes that an upstream Service Flow is allowed.
The value is calculated from the FC byte of the
Concatenation MAC Header to the last CRC byte in
of the last concatenated MAC frame, inclusive.
The value of 0 specifies no maximum burst.
If the referenced parameter is not present in the
corresponding DOCSIS QOS Parameter Set, the default
value of this object for scheduling types
bestEffort(2), nonRealTimePollingService(3), and
realTimePollingService(4) is 1522. If the parameter
is not applicable, this object’s value is reported
as 0."
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.6.1"
::= { docsIetfQosParamSetEntry 9 }
docsIetfQosParamSetSchedulingType OBJECT-TYPE
SYNTAX DocsIetfQosSchedulingType
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Specifies the upstream scheduling service used for
upstream Service Flow.
If the referenced parameter is not present in the
corresponding DOCSIS QOS Parameter Set of an
upstream Service Flow, the default value of this
object is bestEffort(2). For QOS parameter sets of
downstream Service Flows, this object’s value is
reported as undefined(1)."
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.6.2"
::= { docsIetfQosParamSetEntry 10 }
docsIetfQosParamSetNomPollInterval OBJECT-TYPE
SYNTAX Unsigned32
UNITS "microseconds"
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Specifies the nominal interval in microseconds
between successive unicast request
opportunities on an upstream Service Flow.
This object applies only to upstream Service Flows
with DocsIetfQosSchedulingType of value
nonRealTimePollingService(3),
realTimePollingService(4), and
unsolictedGrantServiceWithAD(5). The parameter is
mandatory for realTimePollingService(4). If the
parameter is omitted with
nonRealTimePollingService(3), the CMTS uses an
implementation-dependent value. If the parameter
is omitted with unsolictedGrantServiceWithAD(5),
the CMTS uses as a default value the value of the
Nominal Grant Interval parameter. In all cases,
the CMTS reports the value it is using when the
parameter is applicable. The CM reports the
signaled parameter value if it was signaled,
and 0 otherwise.
If the referenced parameter is not applicable to
the direction or scheduling type of the
corresponding DOCSIS QOS Parameter Set, both
CMTS and CM report this object’s value as 0."
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.6.4"
::= { docsIetfQosParamSetEntry 11 }
docsIetfQosParamSetTolPollJitter OBJECT-TYPE
SYNTAX Unsigned32
UNITS "microseconds"
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Specifies the maximum amount of time in
microseconds that the unicast request interval
may be delayed from the nominal periodic
schedule on an upstream Service Flow.
This parameter is applicable only to upstream
Service Flows with a DocsIetfQosSchedulingType of
realTimePollingService(4) or
unsolictedGrantServiceWithAD(5).
If the referenced parameter is applicable but not
present in the corresponding DOCSIS QOS Parameter
Set, the CMTS uses an implementation-dependent
value and reports the value it is using.
The CM reports a value of 0 in this case.
If the parameter is not applicable to the
direction or upstream scheduling type of the
Service Flow, both CMTS and CM report this
object’s value as 0."
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.6.5"
::= { docsIetfQosParamSetEntry 12 }
docsIetfQosParamSetUnsolicitGrantSize OBJECT-TYPE
SYNTAX Integer32 (0..65535)
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Specifies the unsolicited grant size in bytes.
The grant size includes the entire MAC frame
data PDU from the Frame Control byte to the end
of the MAC frame.
The referenced parameter is applicable only
for upstream flows with a DocsIetfQosSchedulingType
of unsolicitedGrantServicewithAD(5) or
unsolicitedGrantService(6), and it is mandatory
when applicable. Both CMTS and CM report
the signaled value of the parameter in this
case.
If the referenced parameter is not applicable to
the direction or scheduling type of the
corresponding DOCSIS QOS Parameter Set, both
CMTS and CM report this object’s value as 0."
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.6.6"
::= { docsIetfQosParamSetEntry 13 }
docsIetfQosParamSetNomGrantInterval OBJECT-TYPE
SYNTAX Unsigned32
UNITS "microseconds"
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Specifies the nominal interval in microseconds
between successive data grant opportunities
on an upstream Service Flow.
The referenced parameter is applicable only
for upstream flows with a DocsIetfQosSchedulingType
of unsolicitedGrantServicewithAD(5) or
unsolicitedGrantService(6), and it is mandatory
when applicable. Both CMTS and CM report the
signaled value of the parameter in this case.
If the referenced parameter is not applicable to
the direction or scheduling type of the
corresponding DOCSIS QOS Parameter Set, both
CMTS and CM report this object’s value as 0."
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.6.7"
::= { docsIetfQosParamSetEntry 14 }
docsIetfQosParamSetTolGrantJitter OBJECT-TYPE
SYNTAX Unsigned32
UNITS "microseconds"
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Specifies the maximum amount of time in
microseconds that the transmission opportunities
may be delayed from the nominal periodic schedule.
The referenced parameter is applicable only
for upstream flows with a DocsIetfQosSchedulingType
of unsolicitedGrantServicewithAD(5) or
unsolicitedGrantService(6), and it is mandatory
when applicable. Both CMTS and CM report the
signaled value of the parameter in this case.
If the referenced parameter is not applicable to
the direction or scheduling type of the
corresponding DOCSIS QOS Parameter Set, both
CMTS and CM report this object’s value as 0."
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.6.8"
::= { docsIetfQosParamSetEntry 15 }
docsIetfQosParamSetGrantsPerInterval OBJECT-TYPE
SYNTAX Integer32 (0..127)
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Specifies the number of data grants per Nominal
Grant Interval
(docsIetfQosParamSetNomGrantInterval).
The referenced parameter is applicable only
for upstream flows with a DocsIetfQosSchedulingType
of unsolicitedGrantServicewithAD(5) or
unsolicitedGrantService(6), and it is mandatory
when applicable. Both CMTS and CM report the
signaled value of the parameter in this case.
If the referenced parameter is not applicable to
the direction or scheduling type of the
corresponding DOCSIS QOS Parameter Set, both
CMTS and CM report this object’s value as 0."
REFERENCE "SP-RFIv2.0-I06-040804, Appendix C.2.2.6.9"
::= { docsIetfQosParamSetEntry 16 }
docsIetfQosParamSetTosAndMask OBJECT-TYPE
SYNTAX OCTET STRING (SIZE(1))
MAX-ACCESS read-only
STATUS current
DESCRIPTION "Specifies the AND mask for the IP TOS byte for
overwriting IP packet’s TOS value. The IP packet
TOS byte is bitwise ANDed with
docsIetfQosParamSetTosAndMask, and the result is
bitwise ORed with docsIetfQosParamSetTosORMask and
the result is written to the IP packet TOS byte.
A value of ’FF’H for docsIetfQosParamSetTosAndMask
and a value of ’00’H for
docsIetfQosParamSetTosOrMask means that the IP
Packet TOS byte is not overwritten.
This combination is reported if the referenced
parameter is not present in a QOS Parameter Set.
The IP TOS octet as originally defined in RFC 791
has been superseded by the 6-bit Differentiated
Services Field (DSField, RFC 3260) and the 2-bit
Explicit Congestion Notification Field (ECN field,
RFC 3168). Network operators SHOULD avoid
specifying values of docsIetfQosParamSetTosAndMask
and docsIetfQosParamSetTosORMask that would result
in the modification of the ECN bits.
In particular, operators should not use values of
docsIetfQosParamSetTosAndMask that have either of
the least-significant two bits set to 0. Similarly,
operators should not use values of
docsIetfQosParamSetTosORMask that have either of