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Date: Wed, 29 Sep 1999 23:46:02 +0900
From: Takahiro Kambe <taca@sky.yamashina.kyoto.jp>
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Subject: [FreeBSD-users-jp 46113] Re: How to change host IP address without reboot
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In message <19990929194041T.ueta@pixy.issp.u-tokyo.ac.jp>
	on Wed, 29 Sep 1999 19:40:41 +0900,
	Ueta Masateru <ueta@pixy.issp.u-tokyo.ac.jp> wrote:
> DHCP $B$,$"$k$h$&$J5$$,$7$^$9!#(BDHCP $B$G$7$?$i(B
...
> $B$H$$$&$h$&$JJQ99$r9T$J$&$?$a$K$O(B
> 1.$B0lDj;~4V$?$C$?$i(B IP address $B$r(B release $B$9$k(B
> 2.release $B$,@5>o$K=*N;$7$?$i!":FEY(B IP address $B$r3dEv$F$F$b$i$&(B
> $B$H$$$&<jK!$G<B8==PMh$k$N$G$O$J$$$G$7$g$&$+!)(B
$B$=$3$i$N(BDHCP$B%5!<%P$O3d$jEv$F$?(BIP$B%"%I%l%9$HBP1~$9$k(BMAC$B%"%I%l%9$r3P$($F$$(B
$B$F!"$J$k$Y$/F1$8(BIP$B%"%I%l%9$r3d$jEv$F$h$&$H$7$^$;$s$+!#(B

> > $B%G%U%)%k%H%2!<%H%&%'%$$r;XDj$7$J$*$5$J$$$H$$$1$J$$$+$b!)$H$$$&OC$r(B
> > $BM'?M$+$iJ9$$$?!J$=$NM'?M$b21B,$G8@$C$F$$$k$N$G$9$,!K$N$G!"(B
> 
> $B$H$$$&LdBj$K$D$$$F$b(B IP address $B$r3dEv$F$k:]$K(B default gateway $B$rDLCN(B
> $B$7$F$b$i$&$3$H$G2r7h$7$=$&$J5$$,$7$^$9!#(B
$B85$NJ}$N%a!<%k$G$O!"(B

>> IP $B$O(B $B5l(B) 10.121.16.2 -> $B?7(B) 10.121.16.3
...
>> $B%5%V%M%C%H%^%9%/(B 255.255.252.0
$B$H$N$3$H$J$N$G!"F1$8(BIP$BE*%M%C%H%o!<%/Fb$G$9$+$i%G%U%)%k%H$N%k!<%?$N;XDj$b(B
$B4X78$J$5$=$&$G$9$M!#(B

> $B<+?H$N(B IP address $B$,JQ99$5$l$?;~$K!"F10l(B network $B>e$NB>$N(B host $B$X$N(B 
> ping $B$,DL$i$J$$$N$O$I$&$7$F$J$s$G$7$g$&!)(B
> arp table $B$,8E$$$^$^;D$C$F$$$?$j$9$k$N$,BLL\$J$s$G$7$g$&$+!)(B
$B$3$l$b2?$@$+$h$/$o$+$j$^$;$s$M$'!#<+J,$N(BARP$B%F!<%V%k$O$=$l$J$j$KJQ99$9$k(B
$B$G$7$g$&$+$i!"G0$N$?$a$K$O!"(B

# ifconfig ed0 down
# ifconfig ed0 delete
# ifconfig ed0 inet 10.121.16.3 netmask 255.255.252.0
# ifconfig ed0 up

$B$H!"(BIP$B%"%I%l%9$rL@<(E*$K:o=|$9$kMM$K$9$k$H!"$J$*3N<B$H;W$($^$9!#(B

$B$^$?!"(BARP$B$N%F!<%V%k$O(BIP$B%"%I%l%9$+$i(BMAC$B%"%I%l%9$XB?BP0l$N4X78$G$9$+$i!"(B
$B8E$$(BIP$B$+$i(BMAC$B%"%I%l%9$X$N%(%s%H%j$,;D$C$F$$$F$b2?$iLdBj$J$$$H;W$($^$9!#(B
ARP$B$N%F!<%V%k$K;D$C$F$k(BIP$B%"%I%l%9$K=EJ#$5$;$k$H$$$C$?$3$H$,$J$1$l$P$G$9(B
$B$,(B...$B!#(B

$B$&!<$`!"$d$C$Q$j$o$+$j$^$;$s!#(B:-(

--
$B?@8M(B $BN4Gn(B($B$+$s$Y(B $B$?$+$R$m(B) at home
