<HTML ><HEAD ><TITLE >$B@_Dj%3%^%s%I(B</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.54"><LINK REL="HOME" TITLE="Setting up IP Aliasing on A Linux Machine Mini-HOWTO" HREF="index.html"><LINK REL="PREVIOUS" TITLE="$BCx<T$N@_Dj(B" HREF="mysetup.html"><LINK REL="NEXT" TITLE="$B%H%i%V%k%7%e!<%F%#%s%0!'<ALd$H2rEz(B" HREF="troubleshooting.html"></HEAD ><BODY CLASS="SECT1" BGCOLOR="#FFFFFF" TEXT="#000000" ><DIV CLASS="NAVHEADER" ><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >Setting up IP Aliasing on A Linux Machine Mini-HOWTO</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="mysetup.html" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="troubleshooting.html" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="SECT1" ><H1 CLASS="SECT1" ><A NAME="COMMANDS" >2. $B@_Dj%3%^%s%I(B</A ></H1 ><P ></P ><OL TYPE="1" ><LI ><P >IP $B%(%$%j%"%9$N%b%8%e!<%k$r%m!<%I$7$^$9(B ($B%+!<%M%k$K%b%8%e!<%k$rAH$_9~$s$G(B $B$$$k>l9g!"$3$N<j=g$OITMW$G$9(B)$B!#(B</P ><TABLE BORDER="1" BGCOLOR="#E0E0E0" WIDTH="90%" ><TR ><TD ><FONT COLOR="#000000" ><PRE CLASS="SCREEN" >/sbin/insmod /lib/modules/`uname -r`/ipv4/ip_alias.o</PRE ></FONT ></TD ></TR ></TABLE ></LI ><LI ><P >$B%k!<%W%P%C%/%G%P%$%9$H(B eth0 $B$r@_Dj$7!"(Beth0 $B%$%s%?!<%U%'%$%9$KBP$7$F%a%$%s(B IP $B%"%I%l%9$+$i=gHV$K$9$Y$F$N(B IP $B%"%I%l%9$r@_Dj$7$^$9!#(B</P ><TABLE BORDER="1" BGCOLOR="#E0E0E0" WIDTH="90%" ><TR ><TD ><FONT COLOR="#000000" ><PRE CLASS="SCREEN" >/sbin/ifconfig lo 127.0.0.1 /sbin/ifconfig eth0 up /sbin/ifconfig eth0 172.16.3.1 /sbin/ifconfig eth0:0 172.16.3.10 /sbin/ifconfig eth0:1 172.16.3.100</PRE ></FONT ></TD ></TR ></TABLE ><P >172.16.3.1 $B$H$$$&$N$,!"%a%$%s$H$J$k(B IP $B%"%I%l%9$G$"$j!"(B.10 $B$H(B .100 $B$H$,(B $B%(%$%j%"%9$G$9!#=EMW$J$N$O!"(Beth0:x (x=0,1,2,...n) $B$H$$$&ItJ,$K$=$l$>$l(B $B0c$&(B IP $B%"%I%l%9$r@_Dj$7$F$$$k$H$$$&$3$H$G$9!#%a%$%s(B IP $B%"%I%l%9$O!"%(%$%j%"%9(B $B$K$9$kI,MW$O$"$j$^$;$s!#(B</P ></LI ><LI ><P >$B%k!<%H$N@_Dj$r$7$^$9!#$^$::G=i$K!"(Bloopback $B$G$9!#<!$K!"(Bret$B!"$=$7$F:G8e$K!"(B $B$=$l$>$l$N(B IP $B%"%I%l%9$r%G%U%)%k%H(B ($B$b$H$b$H3d$jEv$F$i$l$F$$$?(B IP $B$N$3$H(B) $B$+$i=g$K@_Dj$7$^$9!#(B</P ><TABLE BORDER="1" BGCOLOR="#E0E0E0" WIDTH="90%" ><TR ><TD ><FONT COLOR="#000000" ><PRE CLASS="SCREEN" >/sbin/route add -net 127.0.0.0 /sbin/route add -net 172.16.3.0 dev eth0 /sbin/route add -host 172.16.3.1 dev eth0 /sbin/route add -host 172.16.3.10 dev eth0:0 /sbin/route add -host 172.16.3.100 dev eth0:1 /sbin/route add default gw 172.16.3.200</PRE ></FONT ></TD ></TR ></TABLE ><P >$B$3$l$G!"=*N;$G$9!#(B</P ></LI ></OL ><P >$B>e5-NcBj$N(B IP $B%"%I%l%9$K$O!"@bL@$NJX59>e!"%W%i%$%Y!<%H(B IP $B%"%I%l%9(B (RFC 1918) $B$r;H$C$F$$$^$9!#<B:]$K$O!"FI<T<+?H$N@5<0$J(B IP $B%"%I%l%9$+!"$b$7$/$O<+J,MQ$N(B IP $B%"%I%l%9$KCV$-49$($F$/$@$5$$!#(B</P ><P >$BNcBj$G$O!"(B3 $B$D$N(B IP $B%"%I%l%9$7$+@_Dj$7$F$$$^$;$s$,!":GBg$G(B 256 $B$N(B IP $B%"%I%l%9(B $B$^$G@_Dj$G$-$^$9!#$3$N:GBgCM$O!"(B<TT CLASS="FILENAME" >/usr/include/linux/net_alias.h</TT > $B$G@_Dj$G$-$^$9!#(B $B$H$O$$$(!"(B256 $B$N(B IP $B%"%I%l%9$r0lKg$N%M%C%H%o!<%/%+!<%I$K@_Dj$9$k?M$O$$$J$$$G(B $B$7$g$&$1$I(B :-)!</P ><P >$B0J2<$K!"Cx<T$N(B <TT CLASS="FILENAME" >/sbin/ifconfig</TT > $B$N=PNO7k2L$r(B $B5-:\$7$^$9!#(B</P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" WIDTH="100%" ><TR ><TD ><FONT COLOR="#000000" ><PRE CLASS="PROGRAMLISTING" >lo Link encap:Local Loopback inet addr:127.0.0.1 Bcast:127.255.255.255 Mask:255.0.0.0 UP BROADCAST LOOPBACK RUNNING MTU:3584 Metric:1 RX packets:5088 errors:0 dropped:0 overruns:0 TX packets:5088 errors:0 dropped:0 overruns:0 eth0 Link encap:10Mbps Ethernet HWaddr 00:8E:B8:83:19:20 inet addr:172.16.3.1 Bcast:172.16.3.255 Mask:255.255.255.0 UP BROADCAST RUNNING PROMISC MULTICAST MTU:1500 Metric:1 RX packets:334036 errors:0 dropped:0 overruns:0 TX packets:11605 errors:0 dropped:0 overruns:0 Interrupt:7 Base address:0x378 eth0:0 Link encap:10Mbps Ethernet HWaddr 00:8E:B8:83:19:20 inet addr:172.16.3.10 Bcast:172.16.3.255 Mask:255.255.255.0 UP BROADCAST RUNNING MTU:1500 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 TX packets:0 errors:0 dropped:0 overruns:0 eth0:1 Link encap:10Mbps Ethernet HWaddr 00:8E:B8:83:19:20 inet addr:172.16.3.100 Bcast:172.16.3.255 Mask:255.255.255.0 UP BROADCAST RUNNING MTU:1500 Metric:1 RX packets:1 errors:0 dropped:0 overruns:0 TX packets:0 errors:0 dropped:0 overruns:0</PRE ></FONT ></TD ></TR ></TABLE ><P >$B$^$?!"(B<TT CLASS="FILENAME" >/proc/net/aliases</TT > $B$O!"<!$N$h$&$J$b$N$G$9!#(B</P ><TABLE BORDER="1" BGCOLOR="#E0E0E0" WIDTH="100%" ><TR ><TD ><FONT COLOR="#000000" ><PRE CLASS="SCREEN" >device family address eth0:0 2 172.16.3.10 eth0:1 2 172.16.3.100</PRE ></FONT ></TD ></TR ></TABLE ><P >$B$=$7$F!"(B<TT CLASS="FILENAME" >/proc/net/alias_tupes</TT > $B$,!"0J2<$G$9!#(B</P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" WIDTH="100%" ><TR ><TD ><FONT COLOR="#000000" ><PRE CLASS="PROGRAMLISTING" >type name n_attach 2 ip 2</PRE ></FONT ></TD ></TR ></TABLE ><P >$B$b$A$m$s!"(B<TT CLASS="FILENAME" >/proc/net</TT > $B0J2<$N=PNO$O!"<jF0$GJT=8$7$?$N$G$O(B $B$J$/!"(B<B CLASS="COMMAND" >ifconfig</B > $B%3%^%s%I$K$h$C$F@8@.$5$l$?$b$N$G$9!#(B</P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="mysetup.html" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="troubleshooting.html" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >$BCx<T$N@_Dj(B</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" > </TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >$B%H%i%V%k%7%e!<%F%#%s%0!'<ALd$H2rEz(B</TD ></TR ></TABLE ></DIV ></BODY ></HTML >