Moog Integrated Test Suite Connection error

 


This error is very common with Moog controllers—even when ping works, the Streaming Service (SmartSDK) may still be blocked or not running.

What your error means

“Controller cannot access the Moog SmartSdk Streaming Service”

So:

  • Network connectivity = (ping works)
  • Application-level communication =  (blocked or service missing)
  •  

Step-by-step troubleshooting

1. Check Windows Firewall (MOST COMMON CAUSE)

The error itself already hints this.

Do this on your PC:

  • Open Windows Defender Firewall
  • Go to:
    • Allow an app through firewall
  • Look for:
    • Moog PC App
    • SmartSDK / Streaming Service

If not listed:

Temporarily disable firewall and test:

Control Panel → Windows Defender Firewall → Turn OFF

 

If it works → firewall is the issue
 Then add exception for:

  • Your Moog application
  • Required ports (see below)

 

2. Check if SmartSDK Streaming Service is running

On the controller side or PC (depending on architecture):

  • Open Services (services.msc)
  • Look for something like:
    • Moog SmartSDK Streaming Service

If not running:

  • Start it manually
  • Set Startup Type → Automatic

 

3. Port blocking issue

Even if ping works, ports may be blocked.

Moog systems typically use:

  • TCP ports (example ranges)
  • UDP streaming ports

You need to:

  • Check Moog documentation OR
  • Use netstat / Wireshark to identify ports

Quick test:

Disable firewall completely → try connection

4. IP / Subnet mismatch check

Even if ping works, verify:

  • PC IP: 192.168.x.x
  • Controller IP: same subnet

Example:

PC:         192.168.0.10
Controller: 192.168.0.11
Mask:       255.255.255.0

 

5. SmartSDK version mismatch

If:

  • PC app version ≠ controller firmware version

 Streaming service may reject connection

 Fix:

  • Use matching versions of:
    • Moog PC App
    • Controller firmware
    • SDK

6. Antivirus blocking

Some antivirus tools block streaming sockets.

 Temporarily disable:

  • Antivirus
  • Endpoint security

7. Restart everything

Do a full restart:

1.     Controller

2.     PC

3.     Moog application

8. Advanced Debug (if still failing)

Check open ports:

Run:

netstat -an | find "LISTEN"

Try telnet:

telnet <controller_ip> <port>

If connection fails → port blocked

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