Ntp: Difference between revisions
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Created page with "Network Time Protocol, synchronize local clock to remote. To user ntpq the firewall should be open for traffic to the localhost. <syntaxhighlight lang=bash> iptables -A INPUT..." |
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To user ntpq the firewall should be open for traffic to the localhost. | To user ntpq the firewall should be open for traffic to the localhost. | ||
<syntaxhighlight lang=bash> | <syntaxhighlight lang=bash> | ||
iptables -A INPUT - | iptables -A INPUT -i lo -j ACCEPT | ||
iptables -A OUTPUT - | iptables -A OUTPUT -o lo -j ACCEPT | ||
ip6tables -A INPUT - | ip6tables -A INPUT -i lo -j ACCEPT | ||
ip6tables -A OUTPUT - | ip6tables -A OUTPUT -o lo -j ACCEPT | ||
</syntaxhighlight> | </syntaxhighlight> | ||
Revision as of 14:56, 22 September 2018
Network Time Protocol, synchronize local clock to remote.
To user ntpq the firewall should be open for traffic to the localhost.
iptables -A INPUT -i lo -j ACCEPT
iptables -A OUTPUT -o lo -j ACCEPT
ip6tables -A INPUT -i lo -j ACCEPT
ip6tables -A OUTPUT -o lo -j ACCEPT