To equal acquaintance : Old friends (informal)
hai, mau kemana? Or,
hai, dari mana? (Where are you going/where have you been)
This question can either become rhetorical questions that need not to be answered in clear way which
function as only chit-chat greeting, or a way to ask the addressee to have a chat.
Newly met acquaintance (formal)
Hai, aku Zoura, kamu/anda siapa? (hi, I’m Zoura, and you?)
This is a way for us to get acquainted with the person we’ve just met, but restricted in only equal
environment: school or university.
Some Examples of Greetings in Indonesian