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Date: Thu, 28 Aug 2003 22:22:16 +0900
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Subject: [FreeBSD-users-jp 75980] Re: dhclient
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$BD4I[$N9b66$G$9!#(B

$B$"$j$,$H$&$4$6$$$^$9!#(B

From: mistral@imasy.or.jp (Yoshihiko Sarumaru)
Subject: [FreeBSD-users-jp 75936] Re: dhclient $B$G(B IP $B%"%I%l%9$N<hF@$K<:GT(B
Date: Mon, 25 Aug 2003 11:07:10 +0900
Message-ID: <030825110710.M0101247@shimako.imasy.or.jp>

mistral>   $B$J$s$H$J$/!"$$$D$b;H$C$F$$$k(BIP$B%"%I%l%9$,B>$N?M$K(B(DHCP$B$r;H$o$:(B
mistral> $B$K(B)$B@j5r$5$l$F$$$F!"%"%I%l%9<hF@$G$-$J$/$J$C$F$$$k$h$&$KA[A|$7$^(B
mistral> $B$9!#$$$D$b;H$C$F$$$?(B IP $B%"%I%l%9$,$o$+$l$P!"$=$N%"%I%l%9$KBP$7$F(B
mistral> ping $B$7$F1~Ez$,5"$C$F$-$^$9$+!)!!$=$l$O%5!<%PB&$G@55,$K(B lease $B$5(B
mistral> $B$l$?%"%I%l%9$G$9$+!)(B

$B!V$$$D$b;H$C$F$$$?(B IP $B%"%I%l%9!W$K(Bping$B$rBG$A$^$7$?$,!"1~Ez$OJV$C$F$-$^(B
$B$;$s$G$7$?!#$=$N%"%I%l%9$O%5!<%P!<B&$+$i(Blease$B$5$l$?$b$N$@$H;W$$$^$9!#(B
$B!V;W$$$^$9!W$H$7$?$N$O!">/$/$H$b<+J,$G(BIP $B%"%I%l%9$G@_Dj$7$?$b$N$G$O$"(B
$B$j$^$;$s!#(B

mistral> $B!!$H$j$"$($:(B ports $B$+$i(B net/ethereal $B$r;H$C$F(B dhclient $B<B9T;~$K(B
mistral> $B$I$&$$$&%Q%1%C%H$,N.$l$F$$$k$N$+D4$Y$F$_$F$O$$$+$,$G$7$g$&$+(B 
mistral> (tcpdump $B$G$b$$$$$G$9$,!"(BDHCP Message Type $B$r8@MU$GI=<($G$-$J$5(B
mistral> $B$=$&(B)$B!#@5$7$/$H$l$k>l9g$O(B
mistral> 1. $B"*(B DHCP Discover
mistral> 2. $B"+(B DHCP Offer
mistral> 3. $B"*(B DHCP Request
mistral> 4. $B"+(B DHCP ACK
mistral> $B$H$$$&=gHV$K%Q%1%C%H$,N.$l$F$$$k$O$:$G$9!#(B

$BD4$Y$F$_$^$7$?$,!"(B1$BHV$N(BDHCP Discover $B$7$+%Q%1%C%H$ON.$l$F$$$^$;$s$G$7$?!#(B

--------------------------------------------------
No.  Time     Source  Destination     Protocol Info
  1  0.000000 0.0.0.0 255.255.255.255 DHCP     DHCP Discover - Transaction ID 0x413c9f2a
  2  4.000161 0.0.0.0 255.255.255.255 DHCP     DHCP Discover - Transaction ID 0x413c9f2a
  3  8.000316 0.0.0.0 255.255.255.255 DHCP     DHCP Discover - Transaction ID 0x413c9f2a
  4 16.000655 0.0.0.0 255.255.255.255 DHCP     DHCP Discover - Transaction ID 0x413c9f2a
  5 29.001126 0.0.0.0 255.255.255.255 DHCP     DHCP Discover - Transaction ID 0x413c9f2a
  6 50.001947 0.0.0.0 255.255.255.255 DHCP     DHCP Discover - Transaction ID 0x413c9f2a
  7 60.002334 0.0.0.0 255.255.255.255 DHCP     DHCP Discover - Transaction ID 0x413c9f2a
--------------------------------------------------

mistral> $B!!>l9g$K$h$C$F$O(B /var/db/dhclient.leases $B$r:o=|$7$F$_$k$H5sF0$,(B
mistral> $BJQ$o$k$+$b$7$l$^$;$s!#(B

$B$3$A$i$b;n$7$F$_$^$7$?$,!"JQ2=$O$"$j$^$;$s$G$7$?!#(B

mistral>   /etc/dhclient.conf $B$K$O2?$+@_Dj$7$F$$$^$9$+!)(B

$B$$$$$(!"@_Dj$7$F$$$^$;$s!#%$%s%9%H!<%k;~$N$^$^(B($BA4$F%3%a%s%H%"%&%H(B)$B$G$9!#(B

$BD4I[(B $B9b66(B

