下列哪个命令用于给用户定义“Operator Determined Barring of All Outgoing Calls”这种业务?()
A:HGSDC://MSISDN=8613901234567,SUD=OBA-1;
B:HGSDC://MSISDN=8613901234567,SUD=OBO-1;
C:HGSDC://MSISDN=8613901234567,SUD=OBI-1;
D:HGSDC://MSISDN=8613901234567,SUD=OBO-2;
出自:移动通信机务员