MT 308 Field Specifications

21. Field 20C: Reference: Previous Reference

FORMAT

Option C

:4!c//16x

(Qualifier) (Reference)

PRESENCE

Mandatory in a conditional (C1) sequence

QUALIFIER

(Error code(s): T89)

Order	M/O	Qualifier	R/N	CR	Options	Qualifier Description
1	M	PREV	N		C	Previous Reference

DEFINITION

This qualified generic field specifies:

PREV	Reference of the linked message which was previously sent.

NETWORK VALIDATED RULES

Reference must not start or end with a slash '/' and not contain two consecutive slashes '//' (Error code(s): T26).