supplies [plural] : things (such as food, equipment, fuel, etc.) that are needed for a particular purpose and that will be used by a particular person or group. 1  They took a month's worth of supplies on the camping trip. 2  The town is in need of basic medical supplies. 3  a store that sells art/office/cleaning supplies.
The last and largest section covers end-user applications and application protocols, including general file transfer, electronic mail, Usenet, the World Wide Web, interactive protocols (such as Telnet) and administration utilities. 1  Name Systems and TCP/IP Name Registration and Name Resolution.
The transport layer is similar to the OSI transport model, but with elements of the OSI session layer functionality. This layer provides an application layer delivery service. The two protocols found at the transport layer are TCP (Transmission Control Protocol) and UDP (User Datagram Protocol) . Either of these two protocols are used by the application layer process, the choice depends on the application's transmission reliability requirements.