#TCP
6 articles tagged with #TCP. This page is set to noindex per SEO configuration.
HTTP vs MQTT: Which to Use for Real-Time Messaging
HTTP vs MQTT compared for real-time messaging: long polling, SSE, WebSockets, and MQTT weighed on latency, scale, direction, and delivery guarantees.
FTP Explained: How File Transfer Protocol Works
How FTP really works: the two-connection model, active vs passive mode, commands, reply codes, and why FTP fails security audits. Plus FTP vs FTPS vs SFTP.
EtherNet/IP vs Modbus TCP: Complete Comparison Guide
EtherNet/IP vs Modbus TCP: detailed comparison of data models, performance, ports, security, deployment scenarios. When to choose which protocol.
OPC UA Port Number Explained: TCP 4840, Discovery, and Firewall Configuration
Complete guide to OPC UA port 4840. Covers IANA registration, endpoint URL format, Local Discovery Server, firewall rules, Wireshark filters, and security.
CIP Protocol Ports: How EtherNet/IP Uses Ports 44818 and 2222
CIP Protocol Ports explained: learn how EtherNet/IP uses ports 44818 and 2222 to transport CIP messages for configuration, diagnostics, and real-time I/O communication.
IEC 61850 MMS Port 102 Explained
IEC 61850 MMS port 102 explained: why the ISO-on-TCP port was kept, what data rides on it, how GOOSE and SV differ, Wireshark filters, and firewall rules.