protocol sequence造句

• An integrated trust evaluation mechanism to support secure and transparent services across security domains is developed , and implemented in sip protocol . 3 . partly design and code sso feature in sip which integrated simplized trust model including protocol sequences , relative data structure , and xml message format
  3 ) 、扩展sip协议，设计并部分实现了采用该信任评估模型而实现的sso策略：包括sip协议流程的扩展、相关数据结构和xml消息编码格式。