Home / Standards / GB/T 29198-2012 GB/T 29198-2012 Active Technical requirements of adaptation layer of No.7 signalling interworking with IP—MTP2 peer-to-peer adaptation layer No.7信令与IP互通适配层技术要求 消息传递部分（MTP）第二级对等适配层（M2PA） Standard Type GBT ICS 33.040.30 CCS M10 Status 现行 Issue Date 2012-12-31 Implementation 2013-06-01 Responsible Dept 工业和信息化部（通信） Drafting Unit N/A