Can't login into live mode

Legacy Netrunner 14.x
1

I currently burned the iso of Netrunner 14.2 LTS x64 to DVD then booted it into live mode.I stucked at password field.What the password is?

2

There is no password set. It should boot straight into the desktop.
Are you sure that the md5sum of the ISO is correct ?

3

“Are you sure that the md5sum of the ISO is correct ?”
No, I am not.My internet connection lost many times during download.