External Data Feed connection

[readgetpaid]

Is there any samples or guide how to vonnect to third party data provider using External Data Feed connection.
Like connect using DDE?
Or any samples of pragramming using COM and DLL hpw to connect to the Ninja Trader software

[NinjaTrader_Dierk]

Unfortunately we don't have any samples at hand apart from eSignal EFS sample files <program files>/NinjaTrader6/bin/AutoTrade/*.efs and the online documentation e.g. on the DLL methods http://www.ninjatrader-support.com/HelpGuideV6/Functions2.html