HI
The clients which were ONLINE running earlier, suddenly went OFFLINE.
This might be due to changes in network bridge interfaces.
I want to know how to identity which all the interfaces are used in orchestration.
Need help
This issue was caused by running firewalld command which overwrite iptables settings.
Run the following commands to enable the ports again:
$ sudo iptables -I INPUT -i lo -j ACCEPT
$ sudo iptables -I OUTPUT -o lo -j ACCEPT
$ sudo iptables -I OUTPUT -m state --state ESTABLISHED -j ACCEPT
$ sudo iptables -I INPUT -m state --state ESTABLISHED -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 8443 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 6444 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 6443 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 2379 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 2380 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 10250 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 6783 -j ACCEPT
$ sudo iptables -I INPUT -p udp --dport 6783 -j ACCEPT
$ sudo iptables -I INPUT -p udp --dport 6784 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 5000 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 5001 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --match multiport --dports 30000:32767 -j ACCEPT
$ sudo iptables -I INPUT -p udp --match multiport --dports 30000:32767 -j ACCEPT
連結已複製
This issue was caused by running firewalld command which overwrite iptables settings.
Run the following commands to enable the ports again:
$ sudo iptables -I INPUT -i lo -j ACCEPT
$ sudo iptables -I OUTPUT -o lo -j ACCEPT
$ sudo iptables -I OUTPUT -m state --state ESTABLISHED -j ACCEPT
$ sudo iptables -I INPUT -m state --state ESTABLISHED -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 8443 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 6444 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 6443 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 2379 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 2380 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 10250 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 6783 -j ACCEPT
$ sudo iptables -I INPUT -p udp --dport 6783 -j ACCEPT
$ sudo iptables -I INPUT -p udp --dport 6784 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 5000 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --dport 5001 -j ACCEPT
$ sudo iptables -I INPUT -p tcp --match multiport --dports 30000:32767 -j ACCEPT
$ sudo iptables -I INPUT -p udp --match multiport --dports 30000:32767 -j ACCEPT
