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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 1.62 2005/06/09 07:16:39 swift Exp $ --> 7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-config.xml,v 1.77 2006/05/15 07:00:22 nightmorph Exp $ -->
8 8
9<sections> 9<sections>
10 10
11<version>2.4</version> 11<version>2.18</version>
12<date>2005-06-09</date> 12<date>2006-03-28</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>
66 (or <c>0</c> if a filesystem check isn't necessary). 66 (or <c>0</c> if a filesystem check isn't necessary).
67</li> 67</li>
68</ul> 68</ul>
69 69
70<p> 70<p>
71The default <path>/etc/fstab</path> file provided by Gentoo <e>is no valid fstab 71The default <path>/etc/fstab</path> file provided by Gentoo <e>is not a valid
72file</e>, so start <c>nano</c> (or your favorite editor) to create your 72fstab file</e>, so start <c>nano</c> (or your favorite editor) to create your
73<path>/etc/fstab</path>: 73<path>/etc/fstab</path>:
74</p> 74</p>
75 75
76<pre caption="Opening /etc/fstab"> 76<pre caption="Opening /etc/fstab">
77# <i>nano -w /etc/fstab</i> 77# <i>nano -w /etc/fstab</i>
78</pre> 78</pre>
79 79
80<p> 80<p>
81Let us take a look at how we write down the options for the <path>/boot</path> 81Let us take a look at how we write down the options for the <path>/boot</path>
82partition. This is just an example, so if your architecture doesn't require a 82partition. This is just an example, so if your architecture doesn't require a
83<path>/boot</path> partition (such as <b>PPC</b>), don't copy it verbatim. 83<path>/boot</path> partition (such as Apple <b>PPC</b> machines), don't copy it
84verbatim.
84</p> 85</p>
85 86
86<p> 87<p>
87In our default x86 partitioning example <path>/boot</path> is the 88In our default x86 partitioning example <path>/boot</path> is the
88<path>/dev/hda1</path> partition, with <c>ext2</c> as filesystem. 89<path>/dev/hda1</path> partition, with <c>ext2</c> as filesystem.
179<p> 180<p>
180We use these values in the next examples. First we set the hostname: 181We use these values in the next examples. First we set the hostname:
181</p> 182</p>
182 183
183<pre caption="Setting the hostname"> 184<pre caption="Setting the hostname">
184# <i>echo tux &gt; /etc/hostname</i> 185# <i>nano -w /etc/conf.d/hostname</i>
186
187<comment>(Set the HOSTNAME variable to your hostname)</comment>
188HOSTNAME="<i>tux</i>"
185</pre> 189</pre>
186 190
187<p> 191<p>
188Second we set the domainname: 192Second we set the domainname:
189</p> 193</p>
190 194
191<pre caption="Setting the domainname"> 195<pre caption="Setting the domainname">
192# <i>echo homenetwork &gt; /etc/dnsdomainname</i> 196# <i>nano -w /etc/conf.d/domainname</i>
197
198<comment>(Set the DNSDOMAIN variable to your domain name)</comment>
199DNSDOMAIN="<i>homenetwork</i>"
193</pre> 200</pre>
194 201
195<p> 202<p>
196If you have a NIS domain (if you don't know what that is, then you don't have 203If you have a NIS domain (if you don't know what that is, then you don't have
197one), you need to define that one too: 204one), you need to define that one too:
198</p> 205</p>
199 206
200<pre caption="Setting the NIS domainname"> 207<pre caption="Setting the NIS domainname">
201# <i>echo nis.homenetwork &gt; /etc/nisdomainname</i> 208# <i>nano -w /etc/conf.d/domainname</i>
202</pre>
203 209
204<p> 210<comment>(Set the NISDOMAIN variable to your NIS domain name)</comment>
205Now add the <c>domainname</c> script to the default runlevel: 211NISDOMAIN="<i>my-nisdomain</i>"
206</p>
207
208<pre caption="Adding domainname to the default runlevel">
209# <i>rc-update add domainname default</i>
210</pre> 212</pre>
211 213
212</body> 214</body>
213</subsection> 215</subsection>
214<subsection> 216<subsection>
215<title>Configuring your Network</title> 217<title>Configuring your Network</title>
216<body> 218<body>
217 219
218<p> 220<p>
219Before you get that "Hey, we've had that already"-feeling, you should remember 221Before you get that "Hey, we've had that already"-feeling, you should remember
220that the networking you set up in the beginning of the gentoo installation was 222that the networking you set up in the beginning of the Gentoo installation was
221just for the installation. Right now you are going to configure networking for 223just for the installation. Right now you are going to configure networking for
222your Gentoo system permanently. 224your Gentoo system permanently.
223</p> 225</p>
224 226
227<note>
228More detailed information about networking, including advanced topics like
229bonding, bridging, 802.1Q VLANs or wireless networking is covered in the <uri
230link="?part=4">Gentoo Network Configuration</uri> section.
231</note>
232
225<p> 233<p>
226All networking information is gathered in <path>/etc/conf.d/net</path>. It uses 234All networking information is gathered in <path>/etc/conf.d/net</path>. It uses
227a straightforward yet not intuitive syntax if you don't know how to set up 235a straightforward yet not intuitive syntax if you don't know how to set up
228networking manually. But don't fear, we'll explain everything :) 236networking manually. But don't fear, we'll explain everything. A fully
229</p> 237commented example that covers many different configurations is available in
230 238<path>/etc/conf.d/net.example</path>.
231<p> 239</p>
240
241<p>
242DHCP is used by default and does not require any further configuration.
243</p>
244
245<p>
246If you need to configure your network connection either because you need
247specific DHCP options or because you do not use DHCP at all, open
232First open <path>/etc/conf.d/net</path> with your favorite editor (<c>nano</c> 248<path>/etc/conf.d/net</path> with your favorite editor (<c>nano</c> is used in
233is used in this example): 249this example):
234</p> 250</p>
235 251
236<pre caption="Opening /etc/conf.d/net for editing"> 252<pre caption="Opening /etc/conf.d/net for editing">
237# <i>nano -w /etc/conf.d/net</i> 253# <i>nano -w /etc/conf.d/net</i>
238</pre> 254</pre>
239 255
240<p> 256<p>
241The first variable you'll find is called <c>config_eth0</c>. As you can probably 257You will see the following file:
242imagine, this variable configured the eth0 network interface. If the interface 258</p>
243needs to automatically obtain an IP through DHCP, you should set it like so: 259
260<pre caption="Default /etc/conf.d/net">
261# This blank configuration will automatically use DHCP for any net.*
262# scripts in /etc/init.d. To create a more complete configuration,
263# please review /etc/conf.d/net.example and save your configuration
264# in /etc/conf.d/net (this file :]!).
265</pre>
266
244</p> 267<p>
268To enter your own IP address, netmask and gateway, you need
269to set both <c>config_eth0</c> and <c>routes_eth0</c>:
270</p>
245 271
272<pre caption="Manually setting IP information for eth0">
273config_eth0=( "192.168.0.2 netmask 255.255.255.0 brd 192.168.0.255" )
274routes_eth0=( "default gw 192.168.0.1" )
275</pre>
276
277<p>
278To use DHCP and add specific DHCP options, define <c>config_eth0</c> and
279<c>dhcp_eth0</c>:
280</p>
281
246<pre caption="Automatically obtaining an IP for eth0"> 282<pre caption="Automatically obtaining an IP address for eth0">
247config_eth0=( "dhcp" ) 283config_eth0=( "dhcp" )
284dhcp_eth0="nodns nontp nonis"
248</pre> 285</pre>
249 286
250<p>
251However, if you have to enter your own IP address, netmask and gateway, you need
252to set both <c>config_eth0</c> and <c>routes_eth0</c>:
253</p> 287<p>
254 288Please read <path>/etc/conf.d/net.example</path> for a list of all available
255<pre caption="Manually setting IP information for eth0"> 289options.
256config_eth0=( "192.168.0.2 netmask 255.255.255.0" )
257routes_eth0=( "default gw 192.168.0.1" )
258</pre> 290</p>
259 291
260<p> 292<p>
261If you have several network interfaces repeat the above steps for 293If you have several network interfaces repeat the above steps for
262<c>config_eth1</c>, <c>config_eth2</c>, etc. 294<c>config_eth1</c>, <c>config_eth2</c>, etc.
263</p> 295</p>
410<pre caption="Opening /etc/rc.conf"> 442<pre caption="Opening /etc/rc.conf">
411# <i>nano -w /etc/rc.conf</i> 443# <i>nano -w /etc/rc.conf</i>
412</pre> 444</pre>
413 445
414<p> 446<p>
447When you're finished configuring <path>/etc/rc.conf</path>, save and exit.
448</p>
449
450<p>
415As you can see, this file is well commented to help you set up the necessary 451As you can see, this file is well commented to help you set up the necessary
416configuration variables. Take special care with the <c>KEYMAP</c> setting: if 452configuration variables. You can configure your system to use unicode and
417you select the wrong <c>KEYMAP</c> you will get weird results when typing on 453define your default editor and your display manager (like gdm or kdm).
418your keyboard. 454</p>
455
456<p>
457Gentoo uses <path>/etc/conf.d/keymaps</path> to handle keyboard configuration.
458Edit it to configure your keyboard.
459</p>
460
461<pre caption="Opening /etc/conf.d/keymaps">
462# <i>nano -w /etc/conf.d/keymaps</i>
463</pre>
464
465<p>
466Take special care with the <c>KEYMAP</c> variable. If you select the wrong
467<c>KEYMAP</c>, you will get weird results when typing on your keyboard.
419</p> 468</p>
420 469
421<note> 470<note>
422Users of USB-based <b>SPARC</b> systems and <b>SPARC</b> clones might need to 471Users of USB-based <b>SPARC</b> systems and <b>SPARC</b> clones might need to
423select an i386 keymap (such as "us") instead of "sunkeymap". 472select an i386 keymap (such as "us") instead of "sunkeymap". <b>PPC</b> uses x86
473keymaps on most systems. Users who want to be able to use ADB keymaps on boot
474have to enable ADB keycode sendings in their kernel and have to set a mac/ppc
475keymap in <path>/etc/conf.d/keymaps</path>.
424</note> 476</note>
425 477
426<p> 478<p>
427<b>PPC</b> uses x86 keymaps on most systems. Users who want to be able to use 479When you're finished configuring <path>/etc/conf.d/keymaps</path>, save and
428ADB keymaps on boot have to enable ADB keycode sendings in their kernel and have 480exit.
429to set a mac/ppc keymap in <path>rc.conf</path>. 481</p>
482
430</p> 483<p>
484Gentoo uses <path>/etc/conf.d/clock</path> to set clock options. Edit it
485according to your needs.
486</p>
487
488<pre caption="Opening /etc/conf.d/clock">
489# <i>nano -w /etc/conf.d/clock</i>
490</pre>
431 491
432<p> 492<p>
433If your hardware clock is not using UTC, you need to add <c>CLOCK="local"</c> to 493If your hardware clock is not using UTC, you need to add <c>CLOCK="local"</c> to
434the file. Otherwise you will notice some clock skew. 494the file. Otherwise you will notice some clock skew. Furthermore, Windows
435</p> 495assumes that your hardware clock uses local time, so if you want to dualboot,
436 496you should set this variable appropriately, otherwise your clock will go crazy.
437<p> 497</p>
498
499<p>
438When you're finished configuring <path>/etc/rc.conf</path>, save and exit. 500When you're finished configuring <path>/etc/conf.d/clock</path>, save and
439</p> 501exit.
440
441<p> 502</p>
503
504<p>
442If you are not installing Gentoo on an IBM POWER5 or JS20 system, continue with 505If you are not installing Gentoo on IBM PPC64 hardware, continue with
443<uri link="?part=1&amp;chap=9">Installing Necessary System Tools</uri>. 506<uri link="?part=1&amp;chap=9">Installing Necessary System Tools</uri>.
444</p> 507</p>
445 508
446</body> 509</body>
447</subsection> 510</subsection>
448<subsection> 511<subsection>
449<title>Configuring the Console</title> 512<title>Configuring the Console</title>
450<body> 513<body>
451 514
452<note> 515<note>
453The following section applies to the IBM POWER5 and JS20 hardware platforms. 516The following section applies to the IBM PPC64 hardware platforms.
454</note> 517</note>
455 518
456<p> 519<p>
457If you are running Gentoo in an LPAR or on a JS20 blade, you must uncomment 520If you are running Gentoo on IBM PPC64 hardware and using a virtual console
458the hvc line in /etc/inittab for the virtual console to spawn a login prompt. 521you must uncomment the appropriate line in <path>/etc/inittab</path> for the
522virtual console to spawn a login prompt.
459</p> 523</p>
460 524
461<pre caption="Enabling hvc support in /etc/inittab"> 525<pre caption="Enabling hvc or hvsi support in /etc/inittab">
462hvc:12345:respawn:/sbin/agetty -nl /bin/bashlogin 9600 hvc0 vt220 526hvc0:12345:respawn:/sbin/agetty -L 9600 hvc0
527hvsi:12345:respawn:/sbin/agetty -L 19200 hvsi0
528</pre>
529
530<p>
531You should also take this time to verify that the appropriate console is
532listed in <path>/etc/securetty</path>.
463</pre> 533</p>
464 534
465<p> 535<p>
466You may now continue with <uri link="?part=1&amp;chap=9">Installing Necessary 536You may now continue with <uri link="?part=1&amp;chap=9">Installing Necessary
467System Tools</uri>. 537System Tools</uri>.
468</p> 538</p>

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