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Add note about security concerns w/o a firewall but other machines

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on your LAN to the "RUNNING NATD" introduction.

In a different way requested by:
PR:		18802
Submitted by:	Zachary K Drew <drew0054@tc.umn.edu>
This commit is contained in:
Alexander Langer 2000-06-26 14:52:39 +00:00
parent 27d19e4e41
commit 54c593c69c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=62122
1 changed files with 8 additions and 0 deletions
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sbin/natd/natd.8
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@ -490,6 +490,14 @@ The second line depends on your interface (change ed0 as appropriate)
and assumes that you've updated and assumes that you've updated
.Pa /etc/services .Pa /etc/services
with the natd entry as above. with the natd entry as above.
.Pp
You should be aware of the fact,
that with these firewall settings everyone on your local network
can fake his source-address using your box as gateway.
If there are other machines on your local network,
it is highly recommended to create firewall-rules that only allow traffic
from and to your own machines.
.Pp
If you specify real firewall rules, If you specify real firewall rules,
it's best to specify line 2 at the start of the script so that it's best to specify line 2 at the start of the script so that
.Nm .Nm