/[gentoo]/xml/htdocs/doc/en/handbook/hb-install-config.xml
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1<?xml version='1.0' encoding='UTF-8'?> 1<?xml version='1.0' encoding='UTF-8'?>
2<!DOCTYPE sections SYSTEM "/dtd/book.dtd"> 2<!DOCTYPE sections SYSTEM "/dtd/book.dtd">
3 3
4<!-- The content of this document is licensed under the CC-BY-SA license --> 4<!-- The content of this document is licensed under the CC-BY-SA license -->
5<!-- See http://creativecommons.org/licenses/by-sa/1.0 --> 5<!-- See http://creativecommons.org/licenses/by-sa/2.5 -->
6 6
7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-config.xml,v 1.66 2005/06/19 11:25:21 swift Exp $ --> 7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-config.xml,v 1.72 2005/08/15 09:00:27 swift Exp $ -->
8 8
9<sections> 9<sections>
10 10
11<version>2.8</version> 11<version>2.13</version>
12<date>2005-06-19</date> 12<date>2005-08-15</date>
13 13
14<section> 14<section>
15<title>Filesystem Information</title> 15<title>Filesystem Information</title>
16<subsection> 16<subsection>
17<title>What is fstab?</title> 17<title>What is fstab?</title>
224<title>Configuring your Network</title> 224<title>Configuring your Network</title>
225<body> 225<body>
226 226
227<p> 227<p>
228Before you get that "Hey, we've had that already"-feeling, you should remember 228Before you get that "Hey, we've had that already"-feeling, you should remember
229that the networking you set up in the beginning of the gentoo installation was 229that the networking you set up in the beginning of the Gentoo installation was
230just for the installation. Right now you are going to configure networking for 230just for the installation. Right now you are going to configure networking for
231your Gentoo system permanently. 231your Gentoo system permanently.
232</p> 232</p>
233 233
234<note> 234<note>
235More detailed information about networking, including advanced topics like 235More detailed information about networking, including advanced topics like
236bonding, bridging, 802.11q VLANs or wireless networking is covered in the <uri 236bonding, bridging, 802.1Q VLANs or wireless networking is covered in the <uri
237link="?part=4">Gentoo Network Configuration</uri> section. 237link="?part=4">Gentoo Network Configuration</uri> section.
238</note> 238</note>
239 239
240<p> 240<p>
241All networking information is gathered in <path>/etc/conf.d/net</path>. It uses 241All networking information is gathered in <path>/etc/conf.d/net</path>. It uses
242a straightforward yet not intuitive syntax if you don't know how to set up 242a straightforward yet not intuitive syntax if you don't know how to set up
243networking manually. But don't fear, we'll explain everything :) 243networking manually. But don't fear, we'll explain everything. A fully
244</p> 244commented example that covers many different configurations is available in
245 245<path>/etc/conf.d/net.example</path>.
246<p> 246</p>
247
248<p>
249DHCP is used by default and does not require any further configuration.
250</p>
251
252<p>
253If you need to configure your network connection either because you need
254specific DHCP options or because you do not use DHCP at all, open
247First open <path>/etc/conf.d/net</path> with your favorite editor (<c>nano</c> 255<path>/etc/conf.d/net</path> with your favorite editor (<c>nano</c> is used in
248is used in this example): 256this example):
249</p> 257</p>
250 258
251<pre caption="Opening /etc/conf.d/net for editing"> 259<pre caption="Opening /etc/conf.d/net for editing">
252# <i>nano -w /etc/conf.d/net</i> 260# <i>nano -w /etc/conf.d/net</i>
253</pre> 261</pre>
254 262
255<p> 263<p>
256The first variable you'll find is called <c>config_eth0</c>. As you can probably 264You will see the following file:
257imagine, this variable configured the eth0 network interface. If the interface
258needs to automatically obtain an IP address through DHCP, you should set it
259like so:
260</p>
261
262<pre caption="Automatically obtaining an IP address for eth0">
263config_eth0=( "dhcp" )
264</pre>
265
266<p> 265</p>
266
267<pre caption="Default /etc/conf.d/net">
268# This blank configuration will automatically use DHCP for any net.*
269# scripts in /etc/init.d. To create a more complete configuration,
270# please review /etc/conf.d/net.example and save your configuration
271# in /etc/conf.d/net (this file :]!).
272</pre>
273
274<p>
267However, if you have to enter your own IP address, netmask and gateway, you need 275To enter your own IP address, netmask and gateway, you need
268to set both <c>config_eth0</c> and <c>routes_eth0</c>: 276to set both <c>config_eth0</c> and <c>routes_eth0</c>:
269</p> 277</p>
270 278
271<pre caption="Manually setting IP information for eth0"> 279<pre caption="Manually setting IP information for eth0">
272config_eth0=( "192.168.0.2 netmask 255.255.255.0" ) 280config_eth0=( "192.168.0.2 netmask 255.255.255.0" )
273routes_eth0=( "default gw 192.168.0.1" ) 281routes_eth0=( "default gw 192.168.0.1" )
274</pre> 282</pre>
283
284<p>
285To use DHCP and add specific DHCP options, define <c>config_eth0</c> and
286<c>dhcp_eth0</c>:
287</p>
288
289<pre caption="Automatically obtaining an IP address for eth0">
290config_eth0=( "dhcp" )
291dhcp_eth0="nodns nontp nonis"
292</pre>
293
294<p>
295Please read <path>/etc/conf.d/net.example</path> for a list of all available
296options.
297</p>
275 298
276<p> 299<p>
277If you have several network interfaces repeat the above steps for 300If you have several network interfaces repeat the above steps for
278<c>config_eth1</c>, <c>config_eth2</c>, etc. 301<c>config_eth1</c>, <c>config_eth2</c>, etc.
279</p> 302</p>
426<pre caption="Opening /etc/rc.conf"> 449<pre caption="Opening /etc/rc.conf">
427# <i>nano -w /etc/rc.conf</i> 450# <i>nano -w /etc/rc.conf</i>
428</pre> 451</pre>
429 452
430<p> 453<p>
454When you're finished configuring <path>/etc/rc.conf</path>, save and exit.
455</p>
456
457<p>
431As you can see, this file is well commented to help you set up the necessary 458As you can see, this file is well commented to help you set up the necessary
432configuration variables. Take special care with the <c>KEYMAP</c> setting: if 459configuration variables. You can configure your system to use unicode and
433you select the wrong <c>KEYMAP</c> you will get weird results when typing on 460define your default editor and your display manager (like gdm or kdm).
434your keyboard. 461</p>
462
463<p>
464Gentoo uses <path>/etc/conf.d/keymaps</path> to handle keyboard configuration.
465Edit it to configure your keyboard.
466</p>
467
468<pre caption="Opening /etc/conf.d/keymaps">
469# <i>nano -w /etc/conf.d/keymaps</i>
470</pre>
471
472<p>
473Take special care with the <c>KEYMAP</c> variable. If you select the wrong
474<c>KEYMAP</c>, you will get weird results when typing on your keyboard.
435</p> 475</p>
436 476
437<note> 477<note>
438Users of USB-based <b>SPARC</b> systems and <b>SPARC</b> clones might need to 478Users of USB-based <b>SPARC</b> systems and <b>SPARC</b> clones might need to
439select an i386 keymap (such as "us") instead of "sunkeymap". 479select an i386 keymap (such as "us") instead of "sunkeymap". <b>PPC</b> uses x86
480keymaps on most systems. Users who want to be able to use ADB keymaps on boot
481have to enable ADB keycode sendings in their kernel and have to set a mac/ppc
482keymap in <path>/etc/conf.d/keymaps</path>.
440</note> 483</note>
441 484
442<p> 485<p>
443<b>PPC</b> uses x86 keymaps on most systems. Users who want to be able to use 486When you're finished configuring <path>/etc/conf.d/keymaps</path>, save and
444ADB keymaps on boot have to enable ADB keycode sendings in their kernel and have 487exit.
445to set a mac/ppc keymap in <path>rc.conf</path>. 488</p>
489
446</p> 490<p>
491Gentoo uses <path>/etc/conf.d/clock</path> to set clock options. Edit it
492according to your needs.
493</p>
494
495<pre caption="Opening /etc/conf.d/clock">
496# <i>nano -w /etc/conf.d/clock</i>
497</pre>
447 498
448<p> 499<p>
449If your hardware clock is not using UTC, you need to add <c>CLOCK="local"</c> to 500If your hardware clock is not using UTC, you need to add <c>CLOCK="local"</c> to
450the file. Otherwise you will notice some clock skew. 501the file. Otherwise you will notice some clock skew.
451</p> 502</p>
452 503
453<p> 504<p>
454When you're finished configuring <path>/etc/rc.conf</path>, save and exit. 505When you're finished configuring <path>/etc/conf.d/clock</path>, save and
455</p> 506exit.
456
457<p> 507</p>
508
509<p>
458If you are not installing Gentoo on an IBM POWER5 or JS20 system, continue with 510If you are not installing Gentoo on IBM PPC64 hardware, continue with
459<uri link="?part=1&amp;chap=9">Installing Necessary System Tools</uri>. 511<uri link="?part=1&amp;chap=9">Installing Necessary System Tools</uri>.
460</p> 512</p>
461 513
462</body> 514</body>
463</subsection> 515</subsection>
464<subsection> 516<subsection>
465<title>Configuring the Console</title> 517<title>Configuring the Console</title>
466<body> 518<body>
467 519
468<note> 520<note>
469The following section applies to the IBM POWER5 and JS20 hardware platforms. 521The following section applies to the IBM PPC64 hardware platforms.
470</note> 522</note>
471 523
472<p> 524<p>
473If you are running Gentoo in an LPAR or on a JS20 blade, you must uncomment 525If you are running Gentoo on IBM PPC64 hardware and using a virtual console
474the hvc line in /etc/inittab for the virtual console to spawn a login prompt. 526you must uncomment the appropriate line in <path>/etc/inittab</path> for the
527virtual console to spawn a login prompt.
475</p> 528</p>
476 529
477<pre caption="Enabling hvc support in /etc/inittab"> 530<pre caption="Enabling hvc or hvsi support in /etc/inittab">
478hvc:12345:respawn:/sbin/agetty -nl /bin/bashlogin 9600 hvc0 vt220 531hvc0:12345:respawn:/sbin/agetty -L 9600 hvc0
532hvsi:12345:respawn:/sbin/agetty -L 19200 hvsi0
533</pre>
534
535<p>
536You should also take this time to verify that the appropriate console is
537listed in <path>/etc/securetty</path>.
479</pre> 538</p>
480 539
481<p> 540<p>
482You may now continue with <uri link="?part=1&amp;chap=9">Installing Necessary 541You may now continue with <uri link="?part=1&amp;chap=9">Installing Necessary
483System Tools</uri>. 542System Tools</uri>.
484</p> 543</p>

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