On dhcp server I've got test entry: option domain-name "in.asdasdasd.com.zjk.com asdada.com example.com"; # busybox udhcpc -vv -i giga Adapter index 3 MAC 00:1c:c0:9f:63:84 udhcpc (v1.20.2) started Executing /usr/share/udhcpc/default.script deconfig interface=giga Entering listen mode: raw Opening raw socket on ifindex 3 Got raw socket fd 5 Attached filter to raw socket fd 5 Created raw socket Adapter index 3 MAC 00:1c:c0:9f:63:84 Adding option: 0x35 01 Adding option: 0x3d 01001cc09f6384 Adding option: 0x39 0240 Adding option: 0x3c 756468637020312e32302e32 Sending discover... hlen 6 xid 7d50ab6a ciaddr 0 yiaddr 0 siaddr 0 giaddr 0 chaddr 001cc09f638400000000000000000000 Waiting on select... Received a packet hlen 6 xid 7d50ab6a ciaddr 0 yiaddr 248aa8c0 siaddr fe8aa8c0 giaddr 0 chaddr 001cc09f638400000000000000000000 Option found: 0x35 02 Option found: 0x36 c0a88afe Adapter index 3 MAC 00:1c:c0:9f:63:84 Adding option: 0x35 03 Adding option: 0x3d 01001cc09f6384 Adding option: 0x32 c0a88a24 Adding option: 0x36 c0a88afe Adding option: 0x39 0240 Adding option: 0x3c 756468637020312e32302e32 Sending select for 192.168.138.36... hlen 6 xid 7d50ab6a ciaddr 0 yiaddr 0 siaddr 0 giaddr 0 chaddr 001cc09f638400000000000000000000 Waiting on select... Received a packet hlen 6 xid 7d50ab6a ciaddr 0 yiaddr 248aa8c0 siaddr fe8aa8c0 giaddr 0 chaddr 001cc09f638400000000000000000000 Option found: 0x35 05 Option found: 0x33 00005460 Lease of 192.168.138.36 obtained, lease time 21600 Option found: 0x01 ffffff00 Option found: 0x03 c0a88afe Option found: 0x06 c0a88afec0a88907 Option found: 0x0f 696e2e6173646173646173642e636f6d2e7a6a6b2e636f6d206173646164612e636f6d206578616d706c652e636f6d Option found: 0x2a c0a88afec2589f34c32e25165e175d045762eeb9 Option found: 0x33 00005460 Option found: 0x35 05 Option found: 0x36 c0a88afe Option found: 0x01 ffffff00 Option found: 0x03 c0a88afe Option found: 0x06 c0a88afec0a88907 Option found: 0x0f 696e2e6173646173646173642e636f6d2e7a6a6b2e636f6d206173646164612e636f6d206578616d706c652e636f6d Option found: 0x2a c0a88afec2589f34c32e25165e175d045762eeb9 Option found: 0x33 00005460 Option found: 0x36 c0a88afe Option found: 0x35 05 Executing /usr/share/udhcpc/default.script bound interface=giga ip=192.168.138.36 siaddr=192.168.138.254 boot_file=pxelinux/pxelinux.0 subnet=255.255.255.0 mask=24 router=192.168.138.254 dns=192.168.138.254 192.168.137.7 domain=bad ntpsrv=192.168.138.254 194.88.159.52 195.46.37.22 94.23.93.4 87.98.238.185 lease=21600 serverid=192.168.138.254 opt53=05 Entering listen mode: none As we can see field "domain" contains word "bad". Now I'm changing config for dhcp server: option domain-name "asdada.com"; and session from busybox: # busybox udhcpc -vv -i giga Adapter index 3 MAC 00:1c:c0:9f:63:84 udhcpc (v1.20.2) started Executing /usr/share/udhcpc/default.script deconfig interface=giga Entering listen mode: raw Opening raw socket on ifindex 3 Got raw socket fd 5 Attached filter to raw socket fd 5 Created raw socket Adapter index 3 MAC 00:1c:c0:9f:63:84 Adding option: 0x35 01 Adding option: 0x3d 01001cc09f6384 Adding option: 0x39 0240 Adding option: 0x3c 756468637020312e32302e32 Sending discover... hlen 6 xid 6acfcf35 ciaddr 0 yiaddr 0 siaddr 0 giaddr 0 chaddr 001cc09f638400000000000000000000 Waiting on select... Received a packet hlen 6 xid 6acfcf35 ciaddr 0 yiaddr 248aa8c0 siaddr fe8aa8c0 giaddr 0 chaddr 001cc09f638400000000000000000000 Option found: 0x35 02 Option found: 0x36 c0a88afe Adapter index 3 MAC 00:1c:c0:9f:63:84 Adding option: 0x35 03 Adding option: 0x3d 01001cc09f6384 Adding option: 0x32 c0a88a24 Adding option: 0x36 c0a88afe Adding option: 0x39 0240 Adding option: 0x3c 756468637020312e32302e32 Sending select for 192.168.138.36... hlen 6 xid 6acfcf35 ciaddr 0 yiaddr 0 siaddr 0 giaddr 0 chaddr 001cc09f638400000000000000000000 Waiting on select... Received a packet hlen 6 xid 6acfcf35 ciaddr 0 yiaddr 248aa8c0 siaddr fe8aa8c0 giaddr 0 chaddr 001cc09f638400000000000000000000 Option found: 0x35 05 Option found: 0x33 00005460 Lease of 192.168.138.36 obtained, lease time 21600 Option found: 0x01 ffffff00 Option found: 0x03 c0a88afe Option found: 0x06 c0a88afec0a88907 Option found: 0x0f 6173646164612e636f6d Option found: 0x2a c0a88afe57633f645e9a60074e85ac28959c1828 Option found: 0x33 00005460 Option found: 0x35 05 Option found: 0x36 c0a88afe Option found: 0x01 ffffff00 Option found: 0x03 c0a88afe Option found: 0x06 c0a88afec0a88907 Option found: 0x0f 6173646164612e636f6d Option found: 0x2a c0a88afe57633f645e9a60074e85ac28959c1828 Option found: 0x33 00005460 Option found: 0x36 c0a88afe Option found: 0x35 05 Executing /usr/share/udhcpc/default.script bound interface=giga ip=192.168.138.36 siaddr=192.168.138.254 boot_file=pxelinux/pxelinux.0 subnet=255.255.255.0 mask=24 router=192.168.138.254 dns=192.168.138.254 192.168.137.7 domain=asdada.com ntpsrv=192.168.138.254 87.99.63.100 94.154.96.7 78.133.172.40 149.156.24.40 lease=21600 serverid=192.168.138.254 opt53=05 Entering listen mode: none Now field "domain" contains correct value.
# emerge --info Portage 2.2.0_alpha147 (default/linux/amd64/10.0/desktop/kde, gcc-4.7.2, glibc-2.16.0, 3.6.8-gentoo x86_64) ================================================================= System uname: Linux-3.6.8-gentoo-x86_64-Intel-R-_Core-TM-2_Duo_CPU_E8400_@_3.00GHz-with-gentoo-2.2 Timestamp of tree: Mon, 10 Dec 2012 06:30:01 +0000 ld GNU gold (GNU Binutils 2.23.1) 1.11 ccache version 3.1.8 [enabled] app-shells/bash: 4.2_p39 dev-java/java-config: 2.1.12-r1 dev-lang/python: 2.7.3-r2, 3.2.3-r1 dev-util/ccache: 3.1.8 dev-util/cmake: 2.8.10.2 dev-util/pkgconfig: 0.27.1 sys-apps/baselayout: 2.2 sys-apps/openrc: 0.11.8 sys-apps/sandbox: 2.6 sys-devel/autoconf: 2.13, 2.69 sys-devel/automake: 1.11.6, 1.12.5 sys-devel/binutils: 2.23.1 sys-devel/gcc: 4.4.7, 4.5.4, 4.7.2 sys-devel/gcc-config: 1.8 sys-devel/libtool: 2.4.2 sys-devel/make: 3.82-r4 sys-kernel/linux-headers: 3.6 (virtual/os-headers) sys-libs/glibc: 2.16.0 Repositories: gentoo ACCEPT_KEYWORDS="amd64 ~amd64" ACCEPT_LICENSE="* -@EULA AdobeFlash-10.3 PUEL Q3AEULA skype-eula dlj-1.1 Oracle-BCLA-JavaSE" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-O2 -march=native -pipe -ggdb -fpeel-loops -frename-registers -fpredictive-commoning -fweb -ftree-vectorize -floop-interchange -fivopts -floop-block -floop-strip-mine -fira-loop-pressure -floop-interchange -ftree-loop-linear -Wdisabled-optimization" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/share/config /usr/share/gnupg/qualified.txt /usr/share/openvpn/easy-rsa /usr/share/polkit-1/actions" CONFIG_PROTECT_MASK="${EPREFIX}/etc/gconf /etc/ca-certificates.conf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo" CXXFLAGS="-O2 -march=native -pipe -ggdb -fpeel-loops -frename-registers -fpredictive-commoning -fweb -ftree-vectorize -floop-interchange -fivopts -floop-block -floop-strip-mine -fira-loop-pressure -floop-interchange -ftree-loop-linear -Wdisabled-optimization" DISTDIR="/usr/portage/distfiles" EMERGE_DEFAULT_OPTS=" --quiet-build=n" FCFLAGS="-O2 -pipe" FEATURES="Xkeepwork assume-digests binpkg-logs ccache collision-protect config-protect-if-modified distlocks ebuild-locks fail-clean fixlafiles merge-sync news parallel-fetch preserve-libs protect-owned sandbox sfperms splitdebug strict unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr" FFLAGS="-O2 -pipe" GENTOO_MIRRORS="http://distfiles.gentoo.org" LDFLAGS="-Wl,-O1 -Wl,--as-needed" MAKEOPTS="-j2" PKGDIR="/usr/portage/packages" PORTAGE_CONFIGROOT="/" PORTAGE_RSYNC_EXTRA_OPTS="-O" PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="" SYNC="rsync://192.168.138.254/gentoo-portage" USE="64bit X a52 aac acl acpi alsa amd64 apm async bash-completion bittorrent branding bzip2 cairo caps cdda cdr chroot cli consolekit crypt cups cxx dbus declarative dmx dri dvd dvdr emboss encode exif fam firefox ftp gif glibc-omitfp gpm graphite gstreamer iconv idn iproute2 ipv6 ithreads jpeg kde kipi laptop lcms libnotify lightning logrotate mad mmap mmx mmxext mng modules mp3 mp4 mpeg mudflap multilib ncurses network-cron nls nptl nsplugin nspluginwrapper objc ogg opengl openmp openssl optimization optimized-qmake pam pango pch pcre pdf phonon plasma png policykit ppds pppd qt3support qt4 readline samba sdl semantic-desktop session sharedmem smp spell sse sse2 sse3 sse4_1 ssl ssse3 startup-notification svg threads threadsafe tiff tools truetype udev udisks unicode upower urandom usb vim vim-pager vim-syntax vorbis wxwidgets x264 xattr xcb xcomposite xinerama xml xscreensaver xv xvid zip zlib" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mmap_emul mulaw multi null plug rate route share shm softvol" APACHE2_MODULES="actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cgid dav dbd deflate dir env expires ext_filter filter headers include info log_config logio mime mime_magic negotiation rewrite setenvif speling status unique_id usertrack vhost_alias" APACHE2_MPMS="worker" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" DRACUT_MODULES="caps lvm mdraid" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ubx" INPUT_DEVICES="evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LINGUAS="pl en es es_ES" PHP_TARGETS="php5-3" PYTHON_SINGLE_TARGET="python2_7" PYTHON_TARGETS="python2_7 python3_2" RUBY_TARGETS="ruby19" USERLAND="GNU" VIDEO_CARDS="nvidia" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account" Unset: CPPFLAGS, CTARGET, INSTALL_MASK, LANG, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, USE_PYTHON
internet says "domain-name" only takes one domain use option 119 to specify a search list see the difference in `man resolv.conf` between "domain" and "search"
You are right, search list should be provided by "domain-search". It works earlier so I assumed it was correct.
