Iptables Troubleshooting: Difference between revisions
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(Created page with "=Internal= * iptables <font color=red>This is because firewalld was running</font> !!!ping and ssh succeed but telnet fails Occurred while setting up an OpenShift DNS...") |
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* [[iptables]] | * [[iptables]] | ||
=Overview= | |||
=a= | |||
=ping and ssh succeed but telnet fails= | |||
It seemed that iptables service was down, <tt>systemctl status iptables</tt> returned "inactive (dead)", but actually the iptable rules were managed by [[firewalld]]. | |||
The | The problem went away after <tt>iptables -F</tt>, and was resolved for good by disabling and removing firewalld. | ||
Latest revision as of 00:52, 4 April 2017
Internal
Overview
a
ping and ssh succeed but telnet fails
It seemed that iptables service was down, systemctl status iptables returned "inactive (dead)", but actually the iptable rules were managed by firewalld.
The problem went away after iptables -F, and was resolved for good by disabling and removing firewalld.