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From: Masato Kobayashi <masato@marionet.co.jp>
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Date: Tue, 12 Nov 2002 14:38:19 +0900
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Subject: [FreeBSD-net-jp 3888] How to routing
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X-Distribute: distribute version 2.1 (Alpha) patchlevel 24e+021111

$B<1<T$N3'MM!"$O$8$a$^$7$F!#(B
$B>.NS$H?=$7$^$9!#(B

$B$I$&$K$b;d$K$O!"2r7h$N=PMh$J$$%k!<%F%#%s%0$N@_Dj$r$7$J$1$l$P$J$i$J$/$J$C(B
$B$F$7$^$$$^$7$?!#(B
$B$I$&$+!"<1<T$N3'MM$N$4;XF3$r$*4j$$$$$?$7$^$9!#(B

$B$5$F!"LdBj$N%k!<%F%#%s%0$J$N$G$9$,!"0J2<$N$h$&$J9=@.$N%M%C%H%o!<%/$K$J$C(B
$B$F$$$k$H$-$K!"(B

+---------------+
|    InterNet   |
+-------+-------+
        |
        |
        |IP Address : aaa.bbb.ccc.ddd
        |IP Alias   : aaa.bbb.ccc.eee
+-------+-------+
| FreeBSD 4.6.2 |
| IPFilter      |
| IPNAT         |
+-------+-------+
        |IP Address : 192.168.10.fff
        |
        |
        +-------------------------------+
        |                               |
        |                               |
        |IP Address : 192.168.10.ggg    |IP Address : 192.168.10.xxx
+-------+-------+               +-------+-------+
|  WWW Server   |               |    Client     |
|  SMTP Server  |               +---------------+
|  POP3 Server  |
|  DNS Server   |
+---------------+

Client $B$+$i!"(BIP$B%"%I%l%9(B aaa.bbb.ccc.eee $B$r;XDj$7$F(B WWW Server $B$K%"%/%;%9(B
$B$7$?$$$H$$$&$b$N$G$9!#(B

FreeBSD 4.6.2 $B$G$O!"(BIPNAT $B$r2TF0$5$;$F!"(BIP$B%"%I%l%9(B aaa.bbb.ccc.eee $B$r(B
192.168.10.ggg $B$K%j%@%$%l%/%H$5$;$F$$$^$9!#(B
InterNet $B$+$i!"(BIP$B%"%I%l%9(B aaa.bbb.ccc.eee $B$r;XDj$7$F(B WWW Server $B$K%"%/%;(B
$B%9$9$k$3$H$O=PMh$F$$$^$9$N$G!"(BIPNAT $B$d!"(Bstatic_route $B$J$I$N@_Dj$G<B8=$7(B
$B$?$$$H9M$($F$*$j$^$9!#(B

$B$A$J$_$K!"(B/etc/rc.conf $B$O!"<!$N$h$&$K$J$C$F$*$j$^$9!#(B

-------- /etc/rc.conf --------
gateway_enable="YES"
hostname="xxxx.xxxxx.xx.xx"
ifconfig_fxp0="inet 192.168.10.fff  netmask 255.255.255.0"
ifconfig_fxp1="inet aaa.bbb.ccc.ddd netmask 255.255.255.240"
ifconfig_fxp1_alias0="inet aaa.bbb.ccc.eee netmask 255.255.255.255"
defaultrouter="aaa.bbb.ccc.zzz"
inetd_enable="NO"
kern_securelevel_enable="3"
keymap="jp.106"
linux_enable="YES"
nfs_reserved_port_only="YES"
mta_start_script=""
sendmail_enable="NO"
sendmail_submit_enable="NO"
sendmail_outbound_enable="NO"
sendmail_map_queue_enable="NO"
sshd_enable="YES"
usbd_enable="YES"
apmd_enable="YES"
#
# IP Filter + NAT
#
ipfilter_enable="YES"
ipfilter_rules="@@@@@@@@@@@@@"
ipfilter_flags=""
ipmon_enable="YES"
ipmon_flags="-D @@@@@@@@@@@@@"
ipnat_enable="YES"
ipnat_rules="@@@@@@@@@@@@@@@"

portmap_enable="NO"
tcp_restrict_rst="YES"
tcp_drop_synfin="YES"
#
# NTPD
#
xntpd_enable="YES"
ntpdate_enable="YES"
ntpdate_flags="-s -b *****************"
-------- END --------

$B$h$m$7$/$*4j$$$$$?$7$^$9!#(B
