AudioCodes 400HD Series - Page 36

CHAPTER3 Starting up
C448HD C450HD | Users & Administrator's Manual
Setting Description
■ Over DHCP with Option 252.It'srecommendedthattheAdmin
userusesthismethodwhenprovisioningmultiplephones.Option
252providesaDHCPclientwithaURLtousetoconfigureitsproxy
settings:
TheproxysettingisprovidedinaProxyAuto-Configuration(PAC)
filethatcontainsasetofrulescodedinJavaScriptwhichallowsa
webbrowsertodeterminewhethertosendwebtrafficdirectlyto
theInternetortobesentviaaproxyserver.PACfilescontrolhow
thephonehandlesHTTP,HTTPSandFTPtraffic.
ExampleofabasicPACfile:
function FindProxyForURL(url, host)
{
return "PROXY 10.13.2.40:3128";
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