Update shorewall-snat(5)

- Delete incorrect statement about a list of addresses in SNAT()
- Replace IPv4 Example 6 with one that uses the PROBABILITY column

Signed-off-by: Tom Eastep <teastep@shorewall.net>
This commit is contained in:
Tom Eastep 2020-09-24 11:19:12 -07:00
parent 34c59dca32
commit eeec6f2396
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@ -207,9 +207,6 @@
the IP addresses configured on the interface named in the DEST
column and substitute them in this column.</para>
<para>Finally, you may also specify a comma-separated list of
ranges and/or addresses in this column.</para>
<para>DNS Names names are not allowed.</para>
<para>Normally, Netfilter will attempt to retain the source
@ -805,21 +802,16 @@
<term>IPv4 Example 6:</term>
<listitem>
<para>SNAT outgoing connections on eth0 from 192.168.1.0/24 in
round-robin fashion between addresses 1.1.1.1, 1.1.1.3, and 1.1.1.9
(Shorewall 4.5.9 and later).</para>
<para>SNAT outgoing connections on eth0 from 192.168.1.0/24 randomly
to addresses 1.1.1.1, 1.1.1.3, and 1.1.1.9 (Shorewall 5.0.0 and
later).</para>
<programlisting>/etc/shorewall/tcrules:
#ACTION SOURCE DEST PROTO DPORT SPORT USER TEST
1-3:CF 192.168.1.0/24 eth0 ; state=NEW
/etc/shorewall/snat:
<programlisting>/etc/shorewall/snat:
#ACTION SOURCE DEST
SNAT(1.1.1.1) 192.168.1.0/24 eth0 { mark=1:C }
SNAT(1.1.1.3) 192.168.1.0/24 eth0 { mark=2:C }
SNAT(1.1.1.9) 192.168.1.0/24 eth0 { mark=3:C }</programlisting>
SNAT(1.1.1.1) 192.168.1.0/24 eth0 { probability=0.33 }
SNAT(1.1.1.3) 192.168.1.0/24 eth0 { probability=0.50 }
SNAT(1.1.1.9) 192.168.1.0/24 eth0</programlisting>
</listitem>
</varlistentry>