【正文】 TMSI_REALL_COM SETUP CALL_CONF ......Channel assignment direct after receiving CALL_CONF...... ASS_REQ ASS_CMD ASS_COM ASS_COM ALERT ALERT CONNECT CONNECT_ACK CONNECT CONNECT_ACK DISC REL DISC REL_COM CLR_CMD CHAN_REL L2_DISC CLR_COM RLSD RLC REL REL_COM CLR_CMD CHAN_REL L2_DISC CLR_COM RLSD RLC 2．公網(wǎng)呼叫手機(jī) Straight forward message flow of ISUP MS ISUP MSC BSb MSb IAM PAGING_TO_BSS PAGE_REQ CHAN_REQ IMM_ASSIGN PAGE_RES COM_L3_INFO AUTH_REQ AUTH_RES CIPH_MOD_CMD CIPH_MOD_CMD CIPH_MOD_COM CIPH_MOD_COM TMSI_REALL_CMD TMSI_REALL_COM SETUP CALL_CONF .....Channel assignment direct after receiving CALL_CONF...... ASS_REQ ASS_CMD ASS_COM ASS_COM ALERT ACM CONNECT CONNECT_ACK ANM CONNECT CONN CONNECT_ACK 3．公網(wǎng)呼叫公網(wǎng)經(jīng)G網(wǎng)轉(zhuǎn)接Straight forward message flow of ISUP ISUP ISUP MSC