diff --git a/generated/classidmap.go b/generated/classidmap.go
new file mode 100644
index 0000000..14c7ade
--- /dev/null
+++ b/generated/classidmap.go
@@ -0,0 +1,262 @@
+/*
+ * Copyright (c) 2018 - present.  Boling Consulting Solutions (bcsw.net)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/*
+ * NOTE: This file was generated, manual edits will be overwritten!
+ *
+ * Generated by 'goCodeGenerator.py':
+ *              https://github.com/cboling/OMCI-parser/README.md
+ */
+
+package generated
+
+import "fmt"
+
+// ManagedEntityInfo provides ManagedEntity information
+type ManagedEntityInfo struct {
+	New func(params ...ParamData) (*ManagedEntity, error)
+}
+
+// ParamData can be passed to the 'New' function to dictate how the returned
+// Managed Entity is created. You should supply either zero or one ParamData
+// structure to 'New'.
+//
+// If No ParamData is passed, the returned Managed Entity can only be used for
+// providing validation of other structures. This is commonly done in a packet
+// encoder/decoder to assist in that process.
+//
+// If One ParamData is passed, the returned Managed Entity will be initialized
+// with the given values/attributes and then validated. This is commonly done
+// when you wish to create an ME for transmission, storage or removal from a
+// persistent database, or some other similar purpose.
+//
+type ParamData struct {
+	EntityID   uint16
+	Attributes AttributeValueMap
+}
+
+// CreateME wraps a function that makes it a creator of a Managed Entity
+type CreateME func(params ...ParamData) (*ManagedEntity, OmciErrors)
+
+var classToManagedEntityMap map[ClassID]CreateME
+
+func init() {
+	// Create mapping of 16-bit managed entity class IDs to ME-type
+	classToManagedEntityMap = make(map[ClassID]CreateME, 176)
+
+	classToManagedEntityMap[2] = NewOnuData
+	classToManagedEntityMap[5] = NewCardholder
+	classToManagedEntityMap[6] = NewCircuitPack
+	classToManagedEntityMap[7] = NewSoftwareImage
+	classToManagedEntityMap[11] = NewPhysicalPathTerminationPointEthernetUni
+	classToManagedEntityMap[12] = NewPhysicalPathTerminationPointCesUni
+	classToManagedEntityMap[14] = NewInterworkingVccTerminationPoint
+	classToManagedEntityMap[16] = NewAal5Profile
+	classToManagedEntityMap[18] = NewAal5PerformanceMonitoringHistoryData
+	classToManagedEntityMap[21] = NewCesServiceProfile
+	classToManagedEntityMap[24] = NewEthernetPerformanceMonitoringHistoryData
+	classToManagedEntityMap[45] = NewMacBridgeServiceProfile
+	classToManagedEntityMap[46] = NewMacBridgeConfigurationData
+	classToManagedEntityMap[47] = NewMacBridgePortConfigurationData
+	classToManagedEntityMap[48] = NewMacBridgePortDesignationData
+	classToManagedEntityMap[49] = NewMacBridgePortFilterTableData
+	classToManagedEntityMap[50] = NewMacBridgePortBridgeTableData
+	classToManagedEntityMap[51] = NewMacBridgePerformanceMonitoringHistoryData
+	classToManagedEntityMap[52] = NewMacBridgePortPerformanceMonitoringHistoryData
+	classToManagedEntityMap[53] = NewPhysicalPathTerminationPointPotsUni
+	classToManagedEntityMap[58] = NewVoiceServiceProfile
+	classToManagedEntityMap[62] = NewVpPerformanceMonitoringHistoryData
+	classToManagedEntityMap[78] = NewVlanTaggingOperationConfigurationData
+	classToManagedEntityMap[79] = NewMacBridgePortFilterPreAssignTable
+	classToManagedEntityMap[82] = NewPhysicalPathTerminationPointVideoUni
+	classToManagedEntityMap[83] = NewPhysicalPathTerminationPointLctUni
+	classToManagedEntityMap[84] = NewVlanTaggingFilterData
+	classToManagedEntityMap[89] = NewEthernetPerformanceMonitoringHistoryData2
+	classToManagedEntityMap[90] = NewPhysicalPathTerminationPointVideoAni
+	classToManagedEntityMap[98] = NewPhysicalPathTerminationPointXdslUniPart1
+	classToManagedEntityMap[99] = NewPhysicalPathTerminationPointXdslUniPart2
+	classToManagedEntityMap[100] = NewXdslLineInventoryAndStatusDataPart1
+	classToManagedEntityMap[101] = NewXdslLineInventoryAndStatusDataPart2
+	classToManagedEntityMap[102] = NewXdslChannelDownstreamStatusData
+	classToManagedEntityMap[103] = NewXdslChannelUpstreamStatusData
+	classToManagedEntityMap[105] = NewXdslLineConfigurationProfilePart2
+	classToManagedEntityMap[106] = NewXdslLineConfigurationProfilePart3
+	classToManagedEntityMap[107] = NewXdslChannelConfigurationProfile
+	classToManagedEntityMap[108] = NewXdslSubcarrierMaskingDownstreamProfile
+	classToManagedEntityMap[109] = NewXdslSubcarrierMaskingUpstreamProfile
+	classToManagedEntityMap[110] = NewXdslPsdMaskProfile
+	classToManagedEntityMap[111] = NewXdslDownstreamRfiBandsProfile
+	classToManagedEntityMap[112] = NewXdslXtuCPerformanceMonitoringHistoryData
+	classToManagedEntityMap[113] = NewXdslXtuRPerformanceMonitoringHistoryData
+	classToManagedEntityMap[114] = NewXdslXtuCChannelPerformanceMonitoringHistoryData
+	classToManagedEntityMap[115] = NewXdslXtuRChannelPerformanceMonitoringHistoryData
+	classToManagedEntityMap[116] = NewTcAdaptorPerformanceMonitoringHistoryDataXdsl
+	classToManagedEntityMap[130] = NewIeee8021PMapperServiceProfile
+	classToManagedEntityMap[131] = NewOltG
+	classToManagedEntityMap[133] = NewOnuPowerShedding
+	classToManagedEntityMap[134] = NewIpHostConfigData
+	classToManagedEntityMap[135] = NewIpHostPerformanceMonitoringHistoryData
+	classToManagedEntityMap[136] = NewTcpUdpConfigData
+	classToManagedEntityMap[137] = NewNetworkAddress
+	classToManagedEntityMap[138] = NewVoipConfigData
+	classToManagedEntityMap[139] = NewVoipVoiceCtp
+	classToManagedEntityMap[140] = NewCallControlPerformanceMonitoringHistoryData
+	classToManagedEntityMap[141] = NewVoipLineStatus
+	classToManagedEntityMap[142] = NewVoipMediaProfile
+	classToManagedEntityMap[143] = NewRtpProfileData
+	classToManagedEntityMap[144] = NewRtpPerformanceMonitoringHistoryData
+	classToManagedEntityMap[145] = NewNetworkDialPlanTable
+	classToManagedEntityMap[146] = NewVoipApplicationServiceProfile
+	classToManagedEntityMap[147] = NewVoipFeatureAccessCodes
+	classToManagedEntityMap[148] = NewAuthenticationSecurityMethod
+	classToManagedEntityMap[150] = NewSipAgentConfigData
+	classToManagedEntityMap[151] = NewSipAgentPerformanceMonitoringHistoryData
+	classToManagedEntityMap[152] = NewSipCallInitiationPerformanceMonitoringHistoryData
+	classToManagedEntityMap[153] = NewSipUserData
+	classToManagedEntityMap[155] = NewMgcConfigData
+	classToManagedEntityMap[156] = NewMgcPerformanceMonitoringHistoryData
+	classToManagedEntityMap[160] = NewEquipmentExtensionPackage
+	classToManagedEntityMap[162] = NewPhysicalPathTerminationPointMocaUni
+	classToManagedEntityMap[163] = NewMocaEthernetPerformanceMonitoringHistoryData
+	classToManagedEntityMap[168] = NewVdsl2LineInventoryAndStatusDataPart1
+	classToManagedEntityMap[169] = NewVdsl2LineInventoryAndStatusDataPart2
+	classToManagedEntityMap[170] = NewVdsl2LineInventoryAndStatusDataPart3
+	classToManagedEntityMap[171] = NewExtendedVlanTaggingOperationConfigurationData
+	classToManagedEntityMap[256] = NewOnuG
+	classToManagedEntityMap[257] = NewOnu2G
+	classToManagedEntityMap[262] = NewTCont
+	classToManagedEntityMap[263] = NewAniG
+	classToManagedEntityMap[264] = NewUniG
+	classToManagedEntityMap[266] = NewGemInterworkingTerminationPoint
+	classToManagedEntityMap[268] = NewGemPortNetworkCtp
+	classToManagedEntityMap[269] = NewVpNetworkCtp
+	classToManagedEntityMap[272] = NewGalEthernetProfile
+	classToManagedEntityMap[273] = NewThresholdData1
+	classToManagedEntityMap[274] = NewThresholdData2
+	classToManagedEntityMap[276] = NewGalEthernetPerformanceMonitoringHistoryData
+	classToManagedEntityMap[277] = NewPriorityQueue
+	classToManagedEntityMap[278] = NewTrafficScheduler
+	classToManagedEntityMap[280] = NewTrafficDescriptor
+	classToManagedEntityMap[281] = NewMulticastGemInterworkingTerminationPoint
+	classToManagedEntityMap[282] = NewPseudowireTerminationPoint
+	classToManagedEntityMap[283] = NewRtpPseudowireParameters
+	classToManagedEntityMap[284] = NewPseudowireMaintenanceProfile
+	classToManagedEntityMap[285] = NewPseudowirePerformanceMonitoringHistoryData
+	classToManagedEntityMap[286] = NewEthernetFlowTerminationPoint
+	classToManagedEntityMap[287] = NewOmci
+	classToManagedEntityMap[288] = NewManagedEntityMe
+	classToManagedEntityMap[289] = NewAttributeMe
+	classToManagedEntityMap[290] = NewDot1XPortExtensionPackage
+	classToManagedEntityMap[291] = NewDot1XConfigurationProfile
+	classToManagedEntityMap[292] = NewDot1XPerformanceMonitoringHistoryData
+	classToManagedEntityMap[293] = NewRadiusPerformanceMonitoringHistoryData
+	classToManagedEntityMap[296] = NewEthernetPerformanceMonitoringHistoryData3
+	classToManagedEntityMap[298] = NewDot1RateLimiter
+	classToManagedEntityMap[299] = NewDot1AgMaintenanceDomain
+	classToManagedEntityMap[300] = NewDot1AgMaintenanceAssociation
+	classToManagedEntityMap[301] = NewDot1AgDefaultMdLevel
+	classToManagedEntityMap[302] = NewDot1AgMep
+	classToManagedEntityMap[305] = NewDot1AgCfmStack
+	classToManagedEntityMap[306] = NewDot1AgChassisManagementInfo
+	classToManagedEntityMap[307] = NewOctetString
+	classToManagedEntityMap[310] = NewMulticastSubscriberConfigInfo
+	classToManagedEntityMap[311] = NewMulticastSubscriberMonitor
+	classToManagedEntityMap[313] = NewReAniG
+	classToManagedEntityMap[314] = NewPhysicalPathTerminationPointReUni
+	classToManagedEntityMap[315] = NewReUpstreamAmplifier
+	classToManagedEntityMap[316] = NewReDownstreamAmplifier
+	classToManagedEntityMap[321] = NewEthernetFramePerformanceMonitoringHistoryDataDownstream
+	classToManagedEntityMap[322] = NewEthernetFramePerformanceMonitoringHistoryDataUpstream
+	classToManagedEntityMap[323] = NewVdsl2LineConfigurationExtensions2
+	classToManagedEntityMap[324] = NewXdslImpulseNoiseMonitorPerformanceMonitoringHistoryData
+	classToManagedEntityMap[325] = NewXdslLineInventoryAndStatusDataPart5
+	classToManagedEntityMap[328] = NewReCommonAmplifierParameters
+	classToManagedEntityMap[329] = NewVirtualEthernetInterfacePoint
+	classToManagedEntityMap[332] = NewEnhancedSecurityControl
+	classToManagedEntityMap[333] = NewMplsPseudowireTerminationPoint
+	classToManagedEntityMap[334] = NewEthernetFrameExtendedPm
+	classToManagedEntityMap[335] = NewSnmpConfigurationData
+	classToManagedEntityMap[336] = NewOnuDynamicPowerManagementControl
+	classToManagedEntityMap[337] = NewPwAtmConfigurationData
+	classToManagedEntityMap[338] = NewPwAtmPerformanceMonitoringHistoryData
+	classToManagedEntityMap[339] = NewPwEthernetConfigurationData
+	classToManagedEntityMap[340] = NewBbfTr069ManagementServer
+	classToManagedEntityMap[341] = NewGemPortNetworkCtpPerformanceMonitoringHistoryData
+	classToManagedEntityMap[342] = NewTcpUdpPerformanceMonitoringHistoryData
+	classToManagedEntityMap[343] = NewEnergyConsumptionPerformanceMonitoringHistoryData
+	classToManagedEntityMap[344] = NewXgPonTcPerformanceMonitoringHistoryData
+	classToManagedEntityMap[345] = NewXgPonDownstreamManagementPerformanceMonitoringHistoryData
+	classToManagedEntityMap[346] = NewXgPonUpstreamManagementPerformanceMonitoringHistoryData
+	classToManagedEntityMap[348] = NewMacBridgePortIcmpv6ProcessPreAssignTable
+	classToManagedEntityMap[400] = NewEthernetPseudowireParameters
+	classToManagedEntityMap[408] = NewXdslXtuCPerformanceMonitoringHistoryDataPart2
+	classToManagedEntityMap[410] = NewVdsl2LineConfigurationExtensions3
+	classToManagedEntityMap[412] = NewXdslChannelConfigurationProfilePart2
+	classToManagedEntityMap[413] = NewXtuDataGatheringConfiguration
+	classToManagedEntityMap[414] = NewXdslLineInventoryAndStatusDataPart8
+	classToManagedEntityMap[419] = NewEfmBondingGroup
+	classToManagedEntityMap[420] = NewEfmBondingLink
+	classToManagedEntityMap[421] = NewEfmBondingGroupPerformanceMonitoringHistoryData
+	classToManagedEntityMap[422] = NewEfmBondingGroupPerformanceMonitoringHistoryDataPart2
+	classToManagedEntityMap[423] = NewEfmBondingLinkPerformanceMonitoringHistoryData
+	classToManagedEntityMap[424] = NewEfmBondingPortPerformanceMonitoringHistoryData
+	classToManagedEntityMap[425] = NewEfmBondingPortPerformanceMonitoringHistoryDataPart2
+	classToManagedEntityMap[426] = NewEthernetFrameExtendedPm64Bit
+	classToManagedEntityMap[432] = NewFastChannelConfigurationProfile
+	classToManagedEntityMap[433] = NewFastDataPathConfigurationProfile
+	classToManagedEntityMap[434] = NewFastVectoringLineConfigurationExtensions
+	classToManagedEntityMap[436] = NewFastLineInventoryAndStatusDataPart2
+	classToManagedEntityMap[437] = NewFastXtuCPerformanceMonitoringHistoryData
+	classToManagedEntityMap[438] = NewFastXtuRPerformanceMonitoringHistoryData
+	classToManagedEntityMap[443] = NewTwdmChannelManagedEntity
+	classToManagedEntityMap[444] = NewTwdmChannelPhyLodsPerformanceMonitoringHistoryData
+	classToManagedEntityMap[445] = NewTwdmChannelXgemPerformanceMonitoringHistoryData
+	classToManagedEntityMap[446] = NewTwdmChannelPloamPerformanceMonitoringHistoryDataPart1
+	classToManagedEntityMap[447] = NewTwdmChannelPloamPerformanceMonitoringHistoryDataPart2
+	classToManagedEntityMap[448] = NewTwdmChannelPloamPerformanceMonitoringHistoryDataPart3
+	classToManagedEntityMap[449] = NewTwdmChannelTuningPerformanceMonitoringHistoryDataPart1
+	classToManagedEntityMap[450] = NewTwdmChannelTuningPerformanceMonitoringHistoryDataPart2
+	classToManagedEntityMap[451] = NewTwdmChannelTuningPerformanceMonitoringHistoryDataPart3
+	classToManagedEntityMap[452] = NewTwdmChannelOmciPerformanceMonitoringHistoryData
+	classToManagedEntityMap[453] = NewEnhancedFecPerformanceMonitoringHistoryData
+	classToManagedEntityMap[454] = NewEnhancedTcPerformanceMonitoringHistoryData
+}
+
+// LoadManagedEntityDefinition returns a function to create a Managed Entity for a specific
+// Managed Entity class ID
+func LoadManagedEntityDefinition(classID ClassID, params ...ParamData) (*ManagedEntity, OmciErrors) {
+	newFunc, ok := classToManagedEntityMap[classID]
+	if ok {
+		return newFunc(params...)
+	}
+	return nil, NewUnknownEntityError(fmt.Sprintf("managed entity %d (%#x) definition not found",
+		uint16(classID), uint16(classID)))
+}
+
+// GetSupportedClassIDs returns an array of Managed Entity Class IDs supported
+func GetSupportedClassIDs() []ClassID {
+	supported := make([]ClassID, 0, len(classToManagedEntityMap))
+	for k := range classToManagedEntityMap {
+		supported = append(supported, k)
+	}
+	return supported
+}
+
+// GetAttributesDefinitions returns the attribute definition map for a specific class
+func GetAttributesDefinitions(classID ClassID) (AttributeDefinitionMap, OmciErrors) {
+	medef, err := LoadManagedEntityDefinition(classID)
+	if err.StatusCode() != Success {
+		return nil, err
+	}
+	return medef.GetAttributeDefinitions(), err
+}