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The ExternalSourceNetwork property indicates the type of network from which the message originated. Valid if the message arrived from the external network. Valid on Internal servers only.


public ExternalSourceNetwork ExternalSourceNetwork {get;}


Public ReadOnly Property ExternalSourceNetwork As ExternalSourceNetwork


Redistributable: Requires Microsoft Office Communications Server 2007

Namespace:Microsoft.Rtc.Sip Namespace

Assembly: ServerAgent (in ServerAgent.dll)