>Hi i have this weird problem with my i500 phone, when someone send me
>a text, it'll be from unknown and callback # is unknown. i don't who
>sent me the msg and i have no way of knowing who to reply to. what is
>wrong with the phone?
It is not the fault of the phone, but a bug in the Sprint Shortmail/SMS
gateway that was introduced when Sprint moved to real MO-SMS.
Sprint refuses to fix this bug.
You cannot find out the sender's id of a txtmsg that you receive.
Many complaints to Sprint have been ignored...