How to get a SYSUDUMP or SYSMDUMP to bypass LE dump?

Document ID : KB000117972
Last Modified Date : 22/10/2018
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Introduction:
Client cannot get a SYSMDUMP, but only LE Dump.
Environment:
z/os, CA Datacom/DB 15.0 and above.
Instructions:
To obtain a SYSUDUMP or SYSMDUMP, then the following LE options should be specified in the JCL statements to override the existing LE cards. .

//CEEOPTS DD 
TERMTHDACT(UAIMM) 
TRAP(OFF) 
/*

Also, see, IBM info related to TERMTHDACT: 
https://www.ibm.com/support/knowledgecenter/en/SSLTBW_2.3.0/com.ibm.zos.v2r3.ceea100/trmthd.htm