({{, (RefLink[$DefaultNetworkInterface, paclet:ref/$DefaultNetworkInterface]) 
gives the default network interface used on your machine.}})

OpenersNotesSection(Spacer1)Details

Network interfaces are specified by string names such as "en0".

(RefLink[$NetworkInterfaces, paclet:ref/$NetworkInterfaces]) gives a list of all network interfaces on your machine.

OpenersPrimaryExamplesSection(Spacer1)Examples  (1)

OpenersExampleSection0(Spacer1)Basic Examples  (1)

Show the default network interface on your machine:

$DefaultNetworkInterface

({{DocumentationFooterIconsRelatedFunction.png, ({{See Also}, {(RefLink[$NetworkInterfaces, paclet:ref/$NetworkInterfaces])  ▪  (RefLink[NetworkPacketCapture, paclet:ref/NetworkPacketCapture])  ▪  (RefLink[NetworkPacketRecording, paclet:ref/NetworkPacketRecording])  ▪  (RefLink[$NetworkConnected, paclet:ref/$NetworkConnected])  ▪  (RefLink[$MachineAddresses, paclet:ref/$MachineAddresses])  ▪  (RefLink[SystemInformation, paclet:ref/SystemInformation])}})}})

({{DocumentationFooterIconsRelatedGuide.png, ({{Related Guides}, {▪(RefLinkPlain[Network Programming, paclet:guide/NetworkProgramming])}})}})