NEAX61交换机中继双占现象的处理

The Processing for Trunk Double Occupied Appearance in NEAX61 Exchanges

介绍了在本地电话网局间Ｒ２ 信令改为Ｎｏ ．７ 信令后出现的双占现象的测试。

The paper introduces the testing, analysing and eliminating methods for double occupied appearance that was appeared after inter_office R2 signaling changed into No.7 signaling in local telephone networks.