As one of the important devices for NGN, Signaling Gateway (SG) must have High Availability (ha) of 99.

作为下一代网络(NGN)的重要设备之一，信令网关(SG)必须具备99。

youdao

As one of the important devices for NGN, Signaling Gateway (SG) must have High Availability (ha) of 99.

作为下一代网络(NGN)的重要设备之一，信令网关(SG)必须具备99。

youdao