tokens: ['The', 'ACR', 'command', 'defined', 'in', 'IETF', 'RFC', '', 'Diameter', 'Base', '', 'is', 'indicated', 'by', 'the', 'CommandCode', 'field', 'set', 'to', '', 'and', 'the', 'R', 'bit', 'set', 'in', 'the', 'Command', 'Flags', 'field', 'It', 'is', 'sent', 'by', 'the', 'GGSNPGW', 'to', 'the', 'Diameter', 'server', 'to', 'report', 'accounting', 'information', 'for', 'a', 'certain', 'IPCAN', 'bearer', 'eg', 'PDP', 'context', 'or', 'an', 'IPCAN', 'session', 'of', 'a', 'certain', 'user', 'The', 'relevant', 'AVPs', 'that', 'are', 'of', 'use', 'for', 'the', 'GiSgi', 'interface', 'are', 'detailed', 'in', 'the', 'ABNF', 'description', 'below', 'Other', 'valid', 'AVPs', 'for', 'this', 'command', 'are', 'not', 'used', 'for', 'GiSgi', 'purposes', 'and', 'should', 'be', 'ignored', 'by', 'the', 'receiver', 'or', 'processed', 'according', 'to', 'the', 'relevant', 'specifications', 'The', 'bold', 'marked', 'AVPs', 'in', 'the', 'message', 'format', 'indicate', 'optional', 'AVPs', 'for', 'GiSgi', 'or', 'modified', 'existing', 'AVPs', 'For', 'Sgi', 'some', 'of', 'the', 'optional', 'GPP', 'vendorspecific', 'AVPs', 'listed', 'in', 'the', 'message', 'format', 'below', 'are', 'not', 'applicable', 'See', 'table', 'a', 'in', 'subclause', 'a', 'to', 'see', 'the', 'ones', 'that', 'are', 'applicable', 'Message', 'Format', 'ACRequest', '', '', 'Diameter', 'Header', '', 'REQ', 'PXY', '', '', 'SessionId', '', '', 'OriginHost', '', '', 'OriginRealm', '', '', 'DestinationRealm', '', '', 'AccountingRecordType', '', '', 'AccountingRecordNumber', '', '', 'AcctApplicationId', '', '', 'UserName', '', '', 'OriginStateId', '', '', 'DestinationHost', '', '', 'EventTimestamp', '', '', 'AcctDelayTime', '', '', 'NASIdentifier', '', '', 'NASIPAddress', '', '', 'NASIPvAddress', '', '', 'NASPort', '', '', 'NASPortId', '', '', 'NASPortType', '', '', '', 'Class', '', '', 'ServiceType', '', '', 'AccountingInputOctets', '', '', 'AccountingInputPackets', '', '', 'AccountingOutputOctets', '', '', 'AccountingOutputPackets', '', '', 'AcctAuthentic', '', '', 'AccountingAuthMethod', '', '', 'AcctSessionTime', '', '', 'AcctTunnelConnection', '', '', 'AcctTunnelPacketsLost', '', '', 'CallbackId', '', '', 'CallbackNumber', '', '', 'CalledStationId', '', '', 'CallingStationId', '', '', '', 'ConnectionInfo', '', '', 'OriginatingLineInfo', '', '', 'AuthorizationLifetime', '', '', 'SessionTimeout', '', '', 'IdleTimeout', '', '', 'PortLimit', '', '', 'AccountingRealtimeRequired', '', '', 'AcctInterimInterval', '', '', '', 'FilterId', '', '', '', 'NASFilterRule', '', '', '', 'QosFilterRule', '', '', 'FramedCompression', '', '', 'FramedInterfaceId', '', '', 'FramedIPAddress', '', '', 'FramedIPNetmask', '', '', '', 'FramedIPvPrefix', '', '', 'FramedIPvPool', '', '', '', 'FramedIPvRoute', '', '', '', 'DelegatedIPvPrefix', '', '', 'FramedIPXNetwork', '', '', 'FramedMTU', '', '', 'FramedPool', '', '', 'FramedProtocol', '', '', '', 'FramedRoute', '', '', 'FramedRouting', '', '', '', 'LoginIPHost', '', '', '', 'LoginIPvHost', '', '', 'LoginLATGroup', '', '', 'LoginLATNode', '', '', 'LoginLATPort', '', '', 'LoginLATService', '', '', 'LoginService', '', '', 'LoginTCPPort', '', '', '', 'Tunneling', '', '', '', 'ProxyInfo', '', '', '', 'RouteRecord', '', '', 'GPPIMSI', '', 'ExternalIdentifier', '', 'GPPChargingID', '', '', 'GPPPDPType', '', '', 'GPPCGAddress', '', '', 'GPPGPRSNegotiatedQoSProfile', '', '', 'GPPSGSNAddress', '', '', 'GPPGGSNAddress', '', '', 'GPPIMSIMCCMNC', '', '', 'GPPGGSNMCCMNC', '', '', 'GPPNSAPI', '', '', 'GPPSelectionMode', '', '', 'GPPChargingCharacteristics', '', '', 'GPPCGIPvAddress', '', '', 'GPPSGSNIPvAddress', '', '', 'GPPGGSNIPvAddress', '', '', 'GPPSGSNMCCMNC', '', '', 'GPPIMEISV', '', '', 'GPPRATType', '', '', 'GPPUserLocationInfo', '', '', 'GPPMSTimeZone', '', '', 'GPPCAMELChargingInfo', '', '', 'GPPPacketFilter', '', '', 'GPPNegotiatedDSCP', '', '', 'TWANIdentifier', '', '', 'GPPUserLocationInfoTime', '', '', '', 'GPPSecondaryRATUsage', '', '', 'GPPUELocalIPAddress', '', '', 'GPPUESourcePort', '', '', '', 'AVP', '']