!extend:checked:vvvvv:1000:512:donguri=1/2:
!extend:checked:vvvvv:1000:512:donguri=1/2:


https://www.youtube.com/live/vYjpMgJZbVs
VIPQ2_EXTDAT: checked:vvvvv:1000:512:donguri=1/2: EXT was configured