Signal Rules help you avoid wrong order placement through strategy/button misfire. APIBridge allows deep level of control on how to process your Signals.
However you can manage Signal Rules by clicking on top Application Settings ->Signal Settings.
If the Signals are received from Local PC only via application such as Amibroker/MT4/Python, tick Local Computer. If you want to receive Signals from Admin, tick Admin. Admin here means a professional Investment Advisor (IA). If you are not taking services from any IA, you should keep un-checked receive signals from admin.
Default TCP Port
You can use it to trade in multiple accounts using multiple instance