AM3270 Management Programming Manual

EVENT MANAGEMENT
-2: ZCOM-EVT-PATH-SWITCH
ZCOM-TKN-OLD-PATH is the primary PATH before the switch took
place. It corresponds to the value of path1 in the message text.
The possible values are ZCOM-VAL-PATH-A (displayed as A), ZCOM-
VAL-PATH-B (displayed as B), and ZCOM-VAL-PATH-UNDEF (undefined).
ZCOM-TKN-CAUSE-PATH-SWITCH is the reason the PATH was switched to
the backup path. It corresponds to the value of reason in the
message text. The possible values are:
Value Corresponding Text
ZCOM-VAL-OP-REQ OPERATOR REQUESTED
ZCOM-VAL-HW of HARDWARE OR LOW LEVEL
SOFTWARE PROBLEM
ZCOM-VAL-TAKOVR TAKEN OVER BY PRIMARY
Volatile Tokens
ZEMS-TKN-CU is a standard EMS token that contains the controller
and unit number. This token is present in the event buffer only
if the controller uses subchannel-type I/O addressing.
Event-Message Text
In the message text, ldev corresponds to the value of ZEMS-TKN-
LDEV, n,n,%nn,%nnn corresponds to the value of ZEMS-MAP-EXIOADDR,
ldevname corresponds to the value of ZEMS-TKN-LDEVNAME, path1
corresponds to the value of ZCOM-TKN-OLD-PATH, path 2 corresponds
to the value of ZCOM-TKN-NEW-PATH, and reason corresponds to the
value of ZCOM-TKN-CAUSE-PATH-SWITCH.
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