Modem Driver – AGR64SVC.EXE
Agr64svc.exe installs with the Agere Modem. It is the call progress audio service. The file will be found in your Windows\System32 folder. We’d recommend leaving this file in place unless it’s causing you problems. You may see it described as "AgereModemAudio". Agere Systems has merged with LSI Logic Corp as of 2007. Most Agere products were then sold to Lucent Technologies. You'll find support from Lucent at http://www.alcatel-lucent.com/wps/portal/Support. You'll find drivers and other downloads at https://support.lucent.com/portal/productIndex.do?path=Downloads. You'll find drivers and downloads from LSI Logic at http://www.lsi.com/cm/DownloadSearch.do?locale=EN. You'll find support at https://selfservice.lsi.com/service/main.jsp.
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LSI Corp
Lucent