Description: Allows the initiation of an APS switch command. The Switch command values are: noCmd(1) This value should be returned by a read request when no switch Command has been written to APS since the last Non-Volatile Memory reset. This value may not be used in a write operation. clear(2) Clears all of the switch commands listed below. forcedSwitchWorkToProtect(3) Switches from the working link to the protection link. This command has higher priority over the manual switch commands. forcedSwitchProtectToWork(5) Switches from the protection link to the working link. This command has higher priority over the manual switch commands. manualSwitchWorkToProtect(6) Switches the working link to the protection link. manualSwitchProtectToWork(7) Switches from the protection link to the working link.

When read this object returns the last command written or noCmd(1) if no command has been written since the last Non-Volatile Memory reset. The return of the last command written does not imply that this command is currently in effect. This request may have been preempted by a higher priority local or remote request. In order to determine the current state of the APS group it is necessary to read the object atmSwchSlotAPSCurrentState.