MT 321 Field Specifications

8. Field 20C: Reference

FORMAT

Option C

:4!c//16x

(Qualifier) (Reference)

PRESENCE

Mandatory in an optional sequence

QUALIFIER

(Error code(s): T89)

Order	M/O	Qualifier	R/N	CR	Options	Qualifier Description
1	M	POOL RELA	N		C	Pool Related Reference
	or	PREV	N		C	Previous Reference
	or	RELA	N		C	Related Reference

DEFINITION

This qualified generic field specifies:

POOL	Pool Reference	Collective reference identifying a set of messages.
PREV	Previous Reference	Reference of the linked message which was previously sent.
RELA	Related Reference	Reference of the linked message which was previously received.

PREV	Reference of the linked message which was previously sent.
RELA	Reference of the linked message which was previously received.

NETWORK VALIDATED RULES

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