[teddyh]

Your new password is: +++ATH0

[NoZebra120vClip]

This doesn't work.

The Hayes modem protocol specifies that a significant pause must be inserted after "+++" for it to have signaling effect.

https://en.wikipedia.org/wiki/Hayes_AT_command_set#Hayes'_so...

[detaro]

... that link describes why it does sometimes work