Dear Sakkapon,
Have you checked with your engineers listed below?
They were all trained.
Normally we provided all info includes software, training materials, etc. when they are in our classroom training.
They should have it in their laptop or somewhere else.
I’m quite surprise that we are still on this matter. – no Tera Term / hyperterminal software.
If not, seriously they need to attend our training again.
For all type of course the request for training could be done on-line using the following link :