Labels:text | screenshot | number | font | parallel OCR: Layer 7: NT, DOS, Windows, NetVrare, and OS/2 Application layer applications and named pipes applications Layer 6: FS, AP'S Presentation layer Server Message Blocks [SMBs) Redirector NetBIOS Layer 5: NetBIOS for Session layer Ne18105 and TDI header data TCP/IP sockets Loyer 4: Transport layer TCP, SPX, and NetBEUI hender dato TCP/IP Loyer 3: Network layer IP, NWLINK, and DDP header data Network Driver Interface Specification (NDES) Windows NT Architecture Layer 2: 802.2 header doto Data-link layer 802.3 ar 802.5 header dato Device driver Layer 1: Physkof layer Ethernet or Token Ring cards and cabling Figure 2: A detailed depiction of Windows NT's architecture.