Files
bpfire/config/firewall/config
Peter Müller 726c4b0f4a firewall: Reject outgoing TCP connections to port 25 by default
This will affect new IPFire installations only, implementing a
long-standing BCP for preemptively combating botnet spam. Reject is
chosen over drop to reduce the likelihood for confusion during network
troubleshooting.

Cc: Michael Tremer <michael.tremer@ipfire.org>
Signed-off-by: Peter Müller <peter.mueller@ipfire.org>
Tested-by: Peter Müller <peter.mueller@ipfire.org>
2023-11-21 19:04:44 +00:00

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1,REJECT,FORWARDFW,ON,std_net_src,ALL,std_net_tgt,RED,,TCP,,,ON,,,cust_srv,SMTP,Block port 25 (TCP) for outgoing connections to the internet,,,,,,,,,,00:00,00:00,,AUTO,,dnat,,,,,second