? ..... DISPLAY MENU(显示菜单)
A ..... ALARM SYSTEM ADMINISTRATION(告警系统管理)
C ..... ROUTING STATE ADMINISTRATION(路由状态管理)
D ..... SYSTEM SUPPORT AND COMMUNICATION(系统支持和通信)
E ..... CELLULAR RADIO NETWORK ADMINISTRATION
F ..... FRAME RELAY ADMINISTRATION(桢中继管理)
I ..... I/O SYSTEM ADMINISTRATION(I/O系统管理)
N ..... SS7 NETWORK ADMINISTRATION
O ..... SUPPLEMENTARY SS7 NETWORK ADMINISTRATION
Q ..... O&M NETWORK ADMINISTRATION(网络操作与维护管理)
R ..... ROUTING ADMINISTRATION(路由管理)
T ..... TRAFFIC ADMINISTRATION(通信管理)
U ..... UNIT ADMINISTRATION(单元管理)
W ..... SYSTEM CONFIGURATION ADMINISTRATION(系统配置管理)
Y ..... SYSTEM SUPERVISION(系统管理)
Z; .... END DIALOGUE(结束对话)