Is openfire and/or spark sending packets out to a public ip address

I’m running the latest openfire and spark and I noticed on my client machine spark.exe is sending packets out to the port 3478 IP of I did a whos lookup and this ip goes to Any idea what this is?

Please advice as I don’t wish to share any of my spark conversations with public such as

spark-amazon.doc (104448 Bytes)

Hi Mike,

Port 3478 is used by STUN protocol for sending/receiving “rich media”. Do you have the STUN services enabled on Openfire?


Under Spark’s installed Plugins I have the following: Fastpath, Jingle Client, JNIWrapper, and SpellChecker for Spark.