APi index response-0 error register


for most validator/fullnode ait3 operator having this error whn try to register.

sudo ufw status

netstat -ntlp | grep LISTEN

sudo ufw allow 80/tcp

sudo apt-get install iptables-persistent

run the node again

check at official node health checker

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try to change API port to 80

Yes port 80 or 8080 will work both.

you can use

sudo iptables -A INPUT -p tcp --dport 80 -j ACCEPT