ubuntu - Logstash and iptables -

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i've installed logstash on ubuntu server according this tutorial i've iptables allowed 80 , 22 ports only. when logstash started following iptables error in logs.

enter image description here

what 224.2.2.4 address , what's should need prevent error?

you should check iptables rules (mostly filter table) see if there rule prevents transfer: thigs u should check:

  • source ip
  • destination ip
  • packet type (tcp/udp)
  • network interface further more may check source-ip , destination-ip well

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