属性

数据类型ID

必须?Mandatory

Codes (7)

• AAAuthentication, No Compression, No Encryption
• ACAuthentication, Compression, No Encryption
• BBAuthentication, No Compression, Encryption
• BCAuthentication, Compression, Encryption
• CCNo Authentication, Compression, No Encryption
• ECNo Authentication, Compression, Encryption
• EENo Authentication, No Compression, Encryption