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To: FreeBSD-users-jp@jp.freebsd.org, a-gota@edomae.or.jp
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Date: Sun, 21 Jan 2001 17:44:34 +0900
From: Hitoshi OIKAWA <hitoshi@eaj.ea.com>
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Subject: [FreeBSD-users-jp 58453] Re: NEC USB TA on 4.2R
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$B$H$j$"$($:!"(BNEC USB TA COMSTARZ $B$O5Y7F!"(B

From: Akihiko GOTANDA <a-gota@edomae.or.jp>
a-gota> $B!t(B Flet's Isdn $B$d(B Flet's ADSL $B$G7R$$$G$$$k$H$-$KB?H/(B
a-gota> $B$7$=$&$J>u67$G$9$M!#(B $B!t(B $B$&$A$b$=$&$G$9$+$i(B (^^;$B!#(B

$B$=$&$J$N$G$9!#(B

a-gota> $B;d$,;H$C$F$$$k(B MN128-SOHO $B$G$O!"(BNAT table $B$r8GDj$7$F$7$^$&$3$H$G!"$=$N(B
a-gota> $BLdBj$r2r7h$G$-$^$9!#(B
a-gota> $B$3$s$J46$8"-(B
a-gota> 
a-gota>   +--------+            +-------------+
a-gota>   |        |            |             |
a-gota>   |  host  O------------O ISDN router O------> Provider
a-gota>   |        |  10Base-T  |             |
a-gota>   +--------+            +-------------+
a-gota>           $B",(B            $B",(B           $B",(B
a-gota>       Local IP A    Local IP B    Global IP
a-gota>                                  $B!J(BIPCP $B$K$h$kIUM?!K(B
a-gota> 
a-gota> $B>e?^$N$h$&$J>l9g!"(Brouter $B$N(B NAT table $B$r(B local IP A $B$K8GDj$9$k$H!"(B
a-gota> provider $B7PM3$G(B global IP $B08$KMh$?(B access $B$,(B local IP A $B$r;}$D(B host $B$K(B
a-gota> $B8~$1$i$l$^$9!#$D$^$j!"8+3]$1>e(B host $B$,(B global IP $B$r;}$C$F$$$k$h$&$K8+(B
a-gota> $B$(!"(Brouter $B$H(B host $B$r(B serial $B$G@\B3$7$?$N$HJQ$o$i$J$/$J$j$^$9!#(B

$B$C$H!">pJs$"$j$,$H$&$4$6$$$^$9!#;d$b(B MN128-SOHO $B$r;}$C$F$$$^$9$N$G(B
$BAaB.;n$7$F$_$?$$$H;W$&$N$G$9$,!"$I$&$b6qBNE*$J1~MQ@_DjJ}K!$,2r$j$^(B
$B$;$s!#;d$,9T$C$F$_$?$N$O!"(B

$B!V(BLAN$B@\B3!W$G!"!J!VC<Kv@\B3!W$G$O(BAutoNAT $B$H$J$k$?$a!K(B
$B1~MQ@_Dj$K(B, ip nat 1 192.168.4.38/*/* AA.BB.CC.DD remote *
$B$H$7$^$7$?$,!"$&$^$/$$$-$^$;$s!#(B

$B$b$7$h$m$7$1$l$P$b$&>/$7>\$7$/65$($FD:$1$k$H$?$9$+$j$^$9!#(B
     __________________________________________________________
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