Hi,
Thank for your reply.
Please find the output below:
/system logging action> export
# sep/16/2018 01:41:37 by RouterOS 6.43
# software id = PF5B-1ZH6
#
# model = RouterBOARD 3011UiAS
# serial number = 783E0785BC5E
/system logging action
set 0 memory-lines=1
set 1 disk-file-name=log