This object specifies the value of sysUpTime at the last time
there was either a change to any object in any entry in
nmsifthTemplateIfAssignTable, or an entry was created or
destroyed in nmsifthTemplateIfAssignTable. If no change to
nmsifthTemplateIfAssignTable has occurred since the last
re-initialization of the local network management subsystem,
then this object contains a zero value.