关于这句话“If the MS has a valid P TMSI associated with the RA where the MS is currently located, the MS shall use a Local TLLI derived from its P TMSI, unless the MS performs a GPRS attach.
”,是否是指:只要是attach,那么肯定是用foreign TLLI,但是我这里抓去的包里面,attach用的也是local TLLI。