DICOM Communications 101

Intended for those supporting DICOM networks and applications. The video begins with a level-set on network protocols and standards upon which DICOM relies, with emphasis on concerns for DICOM. The first 44 minutes of the video is network topics, with the last 25 minutes focused on DICOM (if you already know TCP/IP, you can skip to 0:44). TCP/IP Data Link (IEEE 802.3 - MAC) Network (Internet Protocol - IP) IP Addresses Packet Header Routing Transport (Transmission Control Protocol - TCP) RFC 783 Overview Segment Header 3-Way Handshake State Management Basic Network Security & DICOM Firewalls State vs Stateful Rules Cisco vs *nix (IPTABLES) Simple example for a secure DICOM network DICOM DICOM Association DICOM C-Store DICOM DIMSE-C Introduction DICOMWeb Introduction Discussion on TCP Performance Tuning (using John Nagle's algorithm as an example)