This state Indicates that the AP - DS 1 is available for use by an RCS signaling link.

该状态表明AP -DS1 可供RCS信令链路使用.

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The CHG : SLK command is used to change the minor state of a signaling link.

CHG:SLK 命令用于更改信令链路的次级状态.

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Signal unit initial alignment - invokes initial alignment prior to activating or restoring a signaling link.

信令单元初始定位--在激活或恢复信令链路之前调用初始定位.

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