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姓名：Dylan 职业：System Admin 年龄：27 爱好：摄影,台球
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文章列表 - Linux
VMWare Guest 在迁移中的网卡问题
<DIV>如果虚拟机的网卡采用Direct模式，迁移后会遇到网卡配置与物理网卡MAC地址不匹配问题，导致网卡不能正常启动。</DIV> <DIV>方法：</DIV> <DIV>修改网卡配置文件，注释掉网卡物理地址，让OS重新给虚拟机获得物理地址。<BR>cat /etc/sysconfig/network-scripts/ifcfg-eth0</DIV> <DIV> </DIV> <DIV><FONT color=#0080ff>DEVICE=eth0<BR>BOOTPROTO=static<BR>HWADDR=00:1A:A0:D9:9E:8B <FONT color=#ff0000>--需要注释掉此行</FONT><BR>IPADDR=10.182.125.72<BR>NETMASK=255.255.254.0<BR>ONBOOT=yes<BR>TYPE=Ethernet</FONT></DIV> <DIV> </DIV> <DIV>重启网卡</DIV> <DIV>ifconfig eth0 up</DIV> <DIV> </DIV>
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发表于:2007-11-19 ┆
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Bind配置找不到zone配置文件问题
<DIV>今天配置Bind老是不成功，后来从/var/log/message中找到以下信息，原来是bind找不到zone配置文件named.10.182.125和named.oraclecorp.com.这两个是我自定义的文件，放在 /var/named路径下。</DIV> <DIV><BR><FONT color=#0080ff>Nov 19 15:21:42 gci5 named[4059]: command channel listening on 127.0.0.1#953<BR>Nov 19 15:21:42 gci5 named[4059]: /etc/rndc.key:7: couldn't add command channel 127.0.0.1#953: address in use<BR>Nov 19 15:21:42 gci5 named[4059]: zone 0.in-addr.arpa/IN: loaded serial 42<BR>Nov 19 15:21:42 gci5 named[4059]: zone 125.182.10.in-addr.arpa/IN: loading master file named.10.182.125: file not<BR> found<BR>Nov 19 15:21:42 gci5 named[4059]: zone 0.0.127.in-addr.arpa/IN: loaded serial 1997022700<BR>Nov 19 15:21:42 gci5 named[4059]: zone 255.in-addr.arpa/IN: loaded serial 42<BR>Nov 19 15:21:42 gci5 named[4059]: zone 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa/IN:<BR> loaded serial 1997022700<BR>Nov 19 15:21:42 gci5 named[4059]: zone oraclecorp.com/IN: loading master file named.oraclecorp.com: file not foun<BR>d<BR>Nov 19 15:21:42 gci5 named[4059]: zone localdomain/IN: loaded serial 42<BR>Nov 19 15:21:42 gci5 named[4059]: zone localhost/IN: loaded serial 42<BR>Nov 19 15:21:42 gci5 named[4059]: running<BR>Nov 19 15:21:42 gci5 named: named startup succeeded</FONT></DIV> <DIV> </DIV> <DIV>后来偶尔发现同一目录下的其他bind默认zone的配置文件，原来是个软连接。ls的输出如下:</DIV> <DIV> </DIV> <DIV><FONT color=#0080ff>ls -l /var/named<BR>drwxr-x--- 6 root named 4096 Nov 16 08:21 chroot<BR>drwxrwx--- 2 named named 4096 Apr 4 2006 data<BR>lrwxrwxrwx 1 root root 44 Nov 14 13:49 localdomain.zone -> /var/named/chroot/var/named/localdomain.zone<BR>lrwxrwxrwx 1 root root 42 Nov 14 13:49 localhost.zone -> /var/named/chroot/var/named/localhost.zone<BR>lrwxrwxrwx 1 root root 44 Nov 19 15:28 named.10.182.125 </FONT></DIV> <DIV><FONT color=#0080ff>lrwxrwxrwx 1 root root 43 Nov 14 13:49 named.broadcast -> /var/named/chroot/var/named/named.broadcast<BR>lrwxrwxrwx 1 root root 36 Nov 14 13:49 named.ca -> /var/named/chroot/var/named/named.ca<BR>lrwxrwxrwx 1 root root 43 Nov 14 13:49 named.ip6.local -> /var/named/chroot/var/named/named.ip6.local<BR>lrwxrwxrwx 1 root root 39 Nov 14 13:49 named.local -> /var/named/chroot/var/named/named.local<BR>lrwxrwxrwx 1 root root 48 Nov 19 15:27 named.oraclecorp.com <BR>lrwxrwxrwx 1 root root 38 Nov 14 13:49 named.zero -> /var/named/chroot/var/named/named.zero<BR>drwxrwx--- 2 named named 4096 Apr 4 2006 slaves</FONT></DIV> <DIV> </DIV> <DIV><FONT color=#000000>之后我把我的zone配置文件mv到/var/named/chroot/var/named/中，然后在/var/named目录做了个软链接，问题解决了。给遇到类似问题的同志们参考。</FONT></DIV> <DIV> </DIV> <DIV></DIV> <DIV></DIV>
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发表于:2007-11-19 ┆
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OPTIPLEX 745 安装RedHat 4
Dell的optiplex 系列工作站使用的是SATA硬盘,而RedHat 是在5.0版本才支持sata硬盘的。如果需要安装Redhat4或者之前的版本，需要首先在BIOS里面设置SATA兼容老的IDE接口。方法如下<BR>SATA operations->选择legacy模式，保存，重启即可。<BR> <DIV></DIV>
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发表于:2007-11-14 ┆
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