Telephone companies are interested in deploying SS7-capable access switches to offer new services and to off-load the Internet dial-up calls from the voice network. 電話(huà)公司也對部署具有七號信令功能的接入交換機感興趣，以提供新的服務(wù)和把因特網(wǎng)撥號通話(huà)從話(huà)音網(wǎng)絡(luò )中解脫出來(lái)。
滬公網(wǎng)安備 31011502000490號
電信業(yè)務(wù)許可證編號：滬B2-20190700
