Hl7 Mllp
MLLP framing bytes: 0x0B, 0x1C, 0x0D
MLLP uses three bytes to frame HL7 messages over TCP. How start block, end block, and carriage return work together, and the edge cases that break implementations.
MLLP vs HTTP for HL7 messaging
MLLP and HTTP both carry HL7 messages but differ in connection model, routing, load balancing, and observability. When to use which, and why the choice is rarely yours.