331 Unicast not available: The site where the user is located does not support unicast communication (usually due to the presence of a firewall).

Namespace:  Microsoft.Rtc.Signaling
Assembly:  Microsoft.Rtc.Collaboration(in Microsoft.Rtc.Collaboration.dll)

Syntax

Visual Basic (Declaration)
Public 
Const 
UnicastNotAvailable 
As 
Integer
C#
public 
const 
int 
UnicastNotAvailable
Visual C++
public:
literal 
int 
UnicastNotAvailable
JavaScript

Microsoft.Rtc.Signaling.WarningCode.
unicastNotAvailable

See Also