| A basic list element in a template which structure represents a basic list on the internal side, basic lists in an IPFIX Message must be represented by this structure within the application record | |
| Connection specifier | |
| A single IPFIX Information Element definition | |
| The corresponding struct to the Information Element Type Options Template | |
| A single IPFIX Information Element specification | |
| ListenerEntry's make up a listener group as a linked list | |
| Structure that holds the listeners that are added to the group | |
| ListenerGroupResult's contain the listener who's listening socket got a new connection | |
| Structure used to hold information of a sub template list | |
| Multilists just contain the semantic to describe the sub lists, the number of sub lists, and a pointer to the first entry | |
| Entries contain the same type of information at SubTemplateLists: template ID and template pointers to describe the data the number of data elements and the data pointer and data length | |
| An IPFIX template or options template structure | |
| An UDP Connection specifier | |
| A variable-length field value |