Update Get-NetIPInterface.md

Author: msbemba

docset/winserver2012-ps/nettcpip/Get-NetIPInterface.md

@@ -305,7 +305,7 @@ Accept wildcard characters: False
 Gets IP interface properties only for interfaces by the BaseReachableTime property.
 This parameter is the base for random reachable time, in milliseconds.
 This parameter is described in RFC 2461http://go.microsoft.com/fwlink/p/?LinkId=84044.
-The default BaseReachableTime setting is `30`.
+The default BaseReachableTime setting is `30000`.
 
 ```yaml
 Type: UInt32[]