SGSN Address - Esato archive

Posted by buster
Can some one explain what is it for? The other day I heard about it and found that mine is +51197990012 what can I do with it? And by the way what is MT-SMS VIA SGSN? Thanks in advance

Posted by buster
Anyone? Mmm its a pretty difficult question isn't it?

Posted by buster
Anybody there? Help!! :-(