Task user identifier (USERID)

Used by the message channel agent when attempting to initiate a secure LU 6.2 session with a remote message channel agent.

This parameter is valid only for channels with a channel type (CHLTYPE) of *SDR, *SVR, *RQSTR, *CLTCN or *CLUSSDR.

Although the maximum length of the attribute is 12 characters, only the first 10 characters are used.

The possible values are:

*SAME

The value of this attribute does not change.

*NONE

No user identifier is specified.

user-identifier

Specify the task user identifier.