NSURLRequest NSURLNetworkServiceTypeVoice example ios

enum
{
   NSURLNetworkServiceTypeDefault    = 0,
   NSURLNetworkServiceTypeVoIP       = 1,
   NSURLNetworkServiceTypeVideo      = 2,
   NSURLNetworkServiceTypeBackground = 3,
   NSURLNetworkServiceTypeVoice      = 4
};
typedef NSUInteger NSURLRequestNetworkServiceType; 

NSURLNetworkServiceTypeVoice

Specifies that the request is for voice traffic.

Example of [NSURLRequest NSURLNetworkServiceTypeVoice]

[request setNetworkServiceType:NSURLNetworkServiceTypeVoice];