eNodeB和SGW之间使用哪种协议（    ）[1分]

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='58020' and id < 3666448 and id<>'3666448' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='58020' and id > 3666448 and id<>'3666448' order by id asc limit 5