[arm-allstar] Firewall and port 53

[David McGough]

Yes, it's find to block in-bound TCP/53.   73, David KB4FXC


On Tue, 15 Oct 2019, "Mark Herrick via ARM-allstar" wrote:

> Before implementing a firewall on one on my nodes I see that port
> 53/tcp is open, can I safely block that one without playing heck with
> DNS?
> 
> Mark, K8BMC
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