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iptables and system reboot

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Tom Reed

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May 13, 2023, 6:50:08 AM5/13/23
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Hello

How to recovery iptable rules after system rebooting?
I know I can put a @reboot crontab for this but there is maybe the better
way.

Thanks

Tom Reed

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May 13, 2023, 7:00:05 AM5/13/23
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> sudo apt install iptables-persistent
>
> sudo iptables-save > /etc/iptables/rules.v4
>
> sudo ip6tables-save > /etc/iptables/rules.v6
>

for iptables-save, after system rebooting, does it know where to locate
the file?

Thanks.

Jeremy Ardley

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May 13, 2023, 7:00:05 AM5/13/23
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On 13/5/23 18:48, Tom Reed wrote:
sudo apt install iptables-persistent

sudo iptables-save > /etc/iptables/rules.v4

sudo ip6tables-save > /etc/iptables/rules.v6

sudo nano /etc/rules.v4

sudo nano /etc/rules.v6

--
Jeremy
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jeremy ardley

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May 13, 2023, 7:00:05 AM5/13/23
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On 13/5/23 18:56, Tom Reed wrote:
> for iptables-save, after system rebooting, does it know where to locate
> the file?

Yes. That's all taken care of by the iptables-persistent package

Also I made a typo. correction;

sudo nano /etc/iptables/rules.v4

sudo nano /etc/iptables/rules.v6

--

Jeremy

Tom Reed

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May 13, 2023, 7:30:07 AM5/13/23
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That's all right. Thanks for helps.

tom.
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