Posts tagged ‘linux’

VMware虚拟机配置任何IP都出现“Windows检测到IP地址冲突”故障的解决

一台VMware虚拟化平台上的虚拟机,配置任意IP都显示“IP地址冲突”,且只有该虚拟机89网段出现此问题,其它网段都正常,主要排查步骤如下:

 nwerr_01

如上图,无论配置89段哪个IP地址,都会出现“Windows检测到IP地址冲突”,且故障只有89网段存在,其它网段正常,如下图

nwerr_02

以为是有ARP病毒,结果排查后不是这个原因,只能查源头,看哪个MAC地址一直与本机IP冲突,开始检查Windows日志,发现日志提示无论更改为哪个IP,都与00-0C-29-04-CF-33这个MAC冲突,如下图所示:

nwerr_03

在核心交换机中查询此MAC,使用dis arp | in 192.168.89.,没有查询到00-0C-29-04-CF-33此MAC地址,如下图所示

nwerr_05

最后发现00-0C-29-04-CF-33这个MAC和上图中的MAC前几位都相同,89段基本都用在VMware虚拟化平台上,故能判断00-0C-29-04-CF-33这个MAC的虚拟机应该也是在此VMware虚拟化平台中运行,通过在ESXi中一台台查看,找到了一台“中标麒麟”的虚拟机为此MAC,如下图:

nwerr_06

进入虚拟机查看,发现lo回环网卡的IP地址为192.168.89.201,不是默认的127.0.0.0/255.0.0.0,如下图

nwerr_07

且ping任意89段中IP都能PING通,怀疑为此原因造成了89段IP在其它虚拟机配置不上去的原因

nwerr_08

故将此虚拟机关机,再在刚才的虚拟机中配置89段的任意IP,发现IP冲突故障消失,可以配置IP,且能PING通网关,如下图。

nwerr_09

综上,本次是由于同网段中一台虚拟机在lo回环网口上配置了相同的89段,而不是127.0.0.1而导致的,将虚拟机关机后,故障现象排除。

CentOS 8发布

CentOS8发布,CentOS-8-x86_64-1905-dvd1.iso。

下载地址

Debian 10.1发布

下载地址

debian-10.1.0-amd64-DVD-1.iso
debian-10.1.0-amd64-DVD-2.iso
debian-10.1.0-amd64-DVD-3.iso

debian10

RedHat 8

下载地址

混合云智能操作系统
混合型 IT 是当下 IT 领域的大势所趋。但是,如果想要将传统数据中心到公共云服务的庞大生态系统打造成真正的混合环境,还需要满足更多要求—— 比如按需扩展,无缝迁移工作负载,开发和管理可随处运行的应用,只需一个操作系统就可以让这一切成为现实。现在,再加上涵盖所有有效订阅的红帽智能分析,它更能为您提供前瞻性分析和修复功能。这便是红帽 企业 Linux 8。

redhat82

redhat7.6版本发布(rhel-server-7.6-x86_64-dvd.iso)

redhat7.6版本发布——rhel-server-7.6-x86_64-dvd.iso。

下载地址

redhat7.6

Linux及类UNIX操作系统ISO镜像文件更新

Linux操作系统各版本ISO镜像下载(包括oracle linux\redhat\centos\ubuntu\debian等)”提供的Linux镜像文件一直没时间更新下,最近趁着有空,把一些有更新的版本下载下来,做个更新。具体更新的ISO镜像文件如下:

g:\ISO> tree /F
卷 文档 的文件夹 PATH 列表
卷序列号为 55B6-2EAF
G:.
    archlinux-2018.09.01-x86_64.iso
    archlinux-2018.10.01-x86_64.iso
    archlinux-2018.11.01-x86_64.iso
    CentOS-7-x86_64-DVD-1804.iso
    debian-9.4.0-amd64-DVD-1.iso
    debian-9.4.0-amd64-DVD-2.iso
    debian-9.4.0-amd64-DVD-3.iso
    debian-9.5.0-amd64-DVD-1.iso
    debian-9.5.0-amd64-DVD-2.iso
    debian-9.5.0-amd64-DVD-3.iso
    Fedora-Server-dvd-x86_64-28-1.1.iso
    Fedora-Server-dvd-x86_64-29-1.2.iso
    FreeBSD-11.2-RELEASE-amd64-dvd1.iso
    FreeBSD-11.2-RELEASE-i386-dvd1.iso
    NetBSD-6.1.4-amd64.iso
    NetBSD-6.1.5-amd64.iso
    NetBSD-7.0-amd64.iso
    NetBSD-7.0.1-amd64.iso
    NetBSD-7.0.2-amd64.iso
    NetBSD-7.1-amd64.iso
    NetBSD-7.1.1-amd64.iso
    NetBSD-7.1.2-amd64.iso
    NetBSD-7.2-amd64.iso
    NetBSD-8.0-amd64.iso
    OpenBSD-6.1-amd64.iso
    OpenBSD-6.2-amd64.iso
    OpenBSD-6.3-amd64.iso
    OpenBSD-6.4-amd64.iso
    openSUSE-Leap-15.0-DVD-x86_64.iso
    openSUSE-Tumbleweed-DVD-x86_64-Snapshot20181107-Media.iso
    OracleLinux-Release7-Update5-x86_64-dvd.iso
    OracleLinux-Release7-Update6-x86_64-dvd.iso
    rhel-server-7.5-x86_64-dvd.iso
    rhel-server-7.6-x86_64-dvd.iso
    ubuntu-18.10-desktop-amd64.iso
    ubuntu-18.10-live-server-amd64.iso

Oracle Linux破解root密码

一台安装Oracle Linux的机器root密码忘记,只能进行破解,重启服务器,按键盘的e键,进入如下图界面,再选择第二个内核选项,按回车

oraclelinuxroot1

在进入的界面,输入“single”,如下图,按回车

oraclelinuxroot3

回到引导界面,再按b进入系统

oraclelinuxroot4

进入系统后,直接输入passwd root,然后输入两遍新密码即可,如下图所示。

oraclelinuxroot5

接着输入init 6,重启系统

oraclelinuxroot6

使用新的root密码登陆系统即可。

oraclelinuxroot7

oraclelinuxroot8

Ubuntu Desktop开启telnet服务

默认Ubuntu Desktop的telnet服务没有开启,连telnet软件都没有安装,需要安装telnet软件并进行配置工作。

机器信息:

ubuntu05

首先完成软件源的更新工作,打开Ubuntu软件中心,如下图

ubuntu06

选择菜单栏的“编辑”->“软件源”

ubuntu07

在“下载自”中选择“其他站点”,如下图

ubuntu08

选择服务器,或者选择“选择最佳服务器”,由操作系统自己判断,如下图。

ubuntu09

完成源的配置后,会自动开始更新缓存目录。

ubuntu10

更新完,开始正式安装及配置TELNET服务,打开命令行窗口,首先切换至超级权限状态,再执行安装命令:

$ sudo –s  (切换至超级权限状态)
# sudo apt-get install xinetd telnetd

ubuntu11

接着配置inetd.conf文件,如下图,运行如下命令:

# sudo gedit /etc/inetd.conf

在打开的窗口编辑器中,输入telnet stream tcp nowait telnetd /usr/sbin/tcpd /usr/sbin/in.telnetd,保存关闭。

ubuntu13

再修改xinetd.conf文件,如下图,运行如下命令:

# sudo gedit /etc/xinetd.conf

在下图的红框中输入如下内容,然后保存文件。

instances = 60
log_type = SYSLOG authpriv
log_on_success = HOST PID
log_on_failure = HOST
cps = 25 30

ubuntu14

最后再编辑telnet文件,运行如下命令:

# sudo gedit /etc/xinetd.d/telnet

在弹出的编辑窗口中添加如下内容,保存文件。

service telnet
{
disable = no
flags = REUSE
socket_type = stream
wait = no
user = root
server = /usr/sbin/in.telnetd
log_on_failure += USERID

ubuntu15

重启网络服务,运行:

# sudo /etc/init.d/xinetd restart

ubuntu16

全部完成配置后,就可以通过WINDOWS的telnet程序来管理此Ubuntu计算机。

ubuntu17

Ubuntu Desktop安装VMware tools插件

在VMware虚拟化平台上部署完Ubuntu Desktop后,需要安装VMware tools,以得到更好的使用体验。

打开虚拟化平台该虚拟机的控制台,打开“虚拟机”->“客户机”->“安装/升级 VMware Tools(w)” ,如下图所示:

ubuntu01

完成后,在弹出的对话框中,双击VMwareTools软件包,再点击右键选择“提取”,开始解压缩

ubuntu02

解压缩目标选择/tmp目录,如下图所示。

ubuntu03

然后通过[ctrl]+[alt]+[t]按键组合来打开命令行窗口,如下图,再运行如下命令:

$ sudo –s  (切换至超级权限,密码为登陆用户的密码)
# cd /tmp
# cd vmware-tools-distrib/
# ./vmware-install.pl

ubuntu04

在弹出的对话框中一路回车,完成后,reboot重启机器即可。

Linux操作系统各版本ISO镜像下载(包括oracle linux\redhat\centos\ubuntu\debian等)

1、Oracle Linux(下载地址

(1)OracleLinux-Release6-Update0-x86_64-dvd.iso
(2)OracleLinux-Release6-Update1-x86_64-dvd.iso
(3)OracleLinux-Release6-Update2-x86_64-dvd.iso
(4)OracleLinux-Release6-Update3-x86_64-dvd.iso
(5)OracleLinux-Release6-Update4-x86_64-dvd.iso
(6)OracleLinux-Release6-Update5-x86_64-dvd.iso
(7)OracleLinux-Release6-Update6-x86_64-dvd.iso
(8)OracleLinux-Release6-Update7-x86_64-dvd.iso
(9)OracleLinux-Release6-Update8-x86_64-dvd.iso
(10)OracleLinux-Release6-Update9-x86_64-dvd.iso
(11)OracleLinux-Release7-Update0-x86_64-dvd.iso
(12)OracleLinux-Release7-Update1-x86_64-dvd.iso
(13)OracleLinux-Release7-Update2-x86_64-dvd.iso
(14)OracleLinux-Release7-Update3-x86_64-dvd.iso
(15)OracleLinux-Release7-Update4-x86_64-dvd.iso
(16)OracleLinux-Release7-Update5-x86_64-dvd.iso
(17)OracleLinux-Release7-Update6-x86_64-dvd.iso

2、debian(下载地址

(1)debian-7.8.0-i386-DVD-1.iso
(2)debian-7.8.0-i386-DVD-2.iso
(3)debian-7.8.0-i386-DVD-3.iso
(4)debian-7.8.0-amd64-DVD-1.iso
(5)debian-7.8.0-amd64-DVD-2.iso
(6)debian-7.8.0-amd64-DVD-3.iso
(7)debian-9.3.0-amd64-DVD-1.iso
(8)debian-9.3.0-amd64-DVD-2.iso
(9)debian-9.3.0-amd64-DVD-3.iso
(10)debian-9.3.0-i386-DVD-1.iso
(11)debian-9.3.0-i386-DVD-2.iso
(12)debian-9.3.0-i386-DVD-3.iso
(13)debian-9.4.0-amd64-DVD-1.iso
(14)debian-9.4.0-amd64-DVD-2.iso
(15)debian-9.4.0-amd64-DVD-3.iso
(16)debian-9.5.0-amd64-DVD-1.iso
(17)debian-9.5.0-amd64-DVD-2.iso
(18)debian-9.5.0-amd64-DVD-3.iso
(19)debian-10.1.0-amd64-DVD-1.iso
(20)debian-10.1.0-amd64-DVD-2.iso
(21)debian-10.1.0-amd64-DVD-3.iso

3、openSUSE(下载地址

(1)openSUSE-Leap-15.0-DVD-x86_64.iso
(2)openSUSE-Tumbleweed-DVD-x86_64-Snapshot20181107-Media.iso

4、slockware(下载地址

(1)slackware-13.37-install-dvd.iso
(2)slackware-14.0-install-dvd.iso 
(3)slackware-14.1-install-dvd.iso
(4)slackware-14.2-install-dvd.iso
(5)slackware64-13.37-install-dvd.iso
(6)slackware64-14.0-install-dvd.iso
(7)slackware64-14.1-install-dvd.iso
(8)slackware64-14.2-install-dvd.iso

5、CentOS(下载地址)提取码:26ti

(1)CentOS-5.11-i386-bin-DVD-1of2.iso
(2)CentOS-5.11-i386-bin-DVD-2of2.iso
(3)CentOS-5.11-x86_64-bin-DVD-1of2.iso
(4)CentOS-5.11-x86_64-bin-DVD-2of2.iso
(5)CentOS-6.4-x86_64-bin-DVD1.iso
(6)CentOS-6.4-x86_64-bin-DVD2.iso
(7)CentOS-6.6-i386-bin-DVD1.iso
(8)CentOS-6.6-i386-bin-DVD2.iso
(9)CentOS-6.6-x86_64-bin-DVD1.iso
(10)CentOS-6.6-x86_64-bin-DVD2.iso
(11)CentOS-6.9-i386-bin-DVD1.iso
(12)CentOS-6.9-i386-bin-DVD2.iso
(13)CentOS-6.9-x86_64-bin-DVD1.iso
(14)CentOS-6.9-x86_64-bin-DVD2.iso
(15)CentOS-7.0-1406-x86_64-DVD.iso
(16)CentOS-7-x86_64-DVD-1708.iso
(17)CentOS-7-x86_64-DVD-1804.iso
(18)CentOS-7-x86_64-DVD-1810.iso
(19)CentOS-8-x86_64-1905-dvd1.iso
(20)CentOS-8.1.1911-x86_64-dvd1.iso

6、Fedora(下载地址

(1)Fedora-19-i386-DVD.iso
(2)Fedora-19-x86_64-DVD.iso
(3)Fedora-20-x86_64-DVD.iso
(4)Fedora-Server-dvd-i386-25-1.3.iso
(5)Fedora-Server-dvd-x86_64-25-1.3.iso
(6)Fedora-Server-dvd-x86_64-26-1.5.iso
(7)Fedora-Server-dvd-x86_64-27-1.6.iso
(8)Fedora-Server-dvd-x86_64-28-1.1.iso
(9)Fedora-Server-dvd-x86_64-29-1.2.iso

7、RedHat(下载地址)提取码:sayz

(1)rhel-server-5.1-i386-dvd.iso
(2)rhel-server-5.1-x86_64-dvd.iso
(3)rhel-server-5.2-i386-dvd.iso
(4)rhel-server-5.2-x86_64-dvd.iso
(5)rhel-server-5.3-i386-dvd.iso
(6)rhel-server-5.3-x86_64-dvd.iso
(7)rhel-server-5.4-i386-dvd.iso
(8)rhel-server-5.4-x86_64-dvd.iso
(9)rhel-server-5.5-i386-dvd.iso
(10)rhel-server-5.5-x86_64-dvd.iso
(11)rhel-server-5.6-i386-dvd.iso
(12)rhel-server-5.6-x86_64-dvd.iso
(13)rhel-server-5.7-i386-dvd.iso
(14)rhel-server-5.7-x86_64-dvd.iso
(15)rhel-server-5.8-i386-dvd.iso
(16)rhel-server-5.8-x86_64-dvd.iso
(17)rhel-server-5.9-i386-dvd.iso
(18)rhel-server-5.9-x86_64-dvd.iso
(19)rhel-server-5.10-i386-dvd.iso
(20)rhel-server-5.10-x86_64-dvd.iso
(21)rhel-server-5.11-i386-dvd.iso
(22)rhel-server-5.11-x86_64-dvd.iso
(23)rhel-server-6.0-i386-dvd.iso
(24)rhel-server-6.0-x86_64-dvd.iso
(25)rhel-server-6.1-i386-dvd.iso
(26)rhel-server-6.1-x86_64-dvd.iso
(27)rhel-server-6.2-i386-dvd.iso
(28)rhel-server-6.2-x86_64-dvd.iso
(29)rhel-server-6.3-i386-dvd.iso
(30)rhel-server-6.3-x86_64-dvd.iso
(31)rhel-server-6.4-i386-dvd.iso
(32)rhel-server-6.4-x86_64-dvd.iso
(33)rhel-server-6.5-i386-dvd.iso
(34)rhel-server-6.5-x86_64-dvd.iso
(35)rhel-server-6.6-i386-dvd.iso
(36)rhel-server-6.6-x86_64-dvd.iso
(37)rhel-server-6.7-i386-dvd.iso
(38)rhel-server-6.7-x86_64-dvd.iso
(39)rhel-server-6.8-i386-dvd.iso
(40)rhel-server-6.8-x86_64-dvd.iso
(41)rhel-server-6.9-i386-dvd.iso
(42)rhel-server-6.9-x86_64-dvd.iso
(43)rhel-server-7.0-x86_64-dvd.iso
(44)rhel-server-7.1-x86_64-dvd.iso
(45)rhel-server-7.2-x86_64-dvd.iso
(46)rhel-server-7.3-x86_64-dvd.iso
(47)rhel-server-7.4-x86_64-dvd.iso
(48)rhel-server-7.5-x86_64-dvd.iso
(49)rhel-server-7.6-x86_64-dvd.iso
(50)rhel-server-7.7-x86_64-dvd.iso
(51)rhel-server-7.8-x86_64-dvd.iso [new]
(52)rhel-server-7.9-x86_64-dvd.iso [new]
(53)rhel-8.0-x86_64-dvd.iso

8、ubuntu(下载地址

(1)ubuntu-11.04-desktop-i386.iso
(2)ubuntu-12.04.4-server-i386.iso
(3)ubuntu-12.04.4-server-amd64.iso
(4)ubuntu-14.04.1-server-amd64.iso
(5)ubuntu-14.04.1-desktop-amd64.iso
(6)ubuntu-16.04.3-server-amd64.iso
(7)ubuntu-16.04.3-server-i386.iso
(8)ubuntu-17.10.1-server-amd64.iso
(9)ubuntu-18.10-live-server-amd64.iso
(10)ubuntu-18.10-desktop-amd64.iso

9、FreeBSD(下载地址

(1)FreeBSD-9.3-RELEASE-amd64-dvd1.iso
(2)FreeBSD-9.3-RELEASE-i386-dvd1.iso
(3)FreeBSD-10.1-RELEASE-amd64-dvd1.iso
(4)FreeBSD-10.1-RELEASE-i386-dvd1.iso
(5)FreeBSD-10.2-RELEASE-amd64-dvd1.iso
(6)FreeBSD-10.2-RELEASE-i386-dvd1.iso
(7)FreeBSD-10.3-RELEASE-amd64-dvd1.iso
(8)FreeBSD-10.3-RELEASE-i386-dvd1.iso
(9)FreeBSD-10.4-RELEASE-amd64-dvd1.iso
(10)FreeBSD-10.4-RELEASE-i386-dvd1.iso
(11)FreeBSD-11.0-RELEASE-amd64-dvd1.iso
(12)FreeBSD-11.0-RELEASE-i386-dvd1.iso
(13)FreeBSD-11.1-RELEASE-amd64-dvd1.iso
(14)FreeBSD-11.1-RELEASE-i386-dvd1.iso
(15)FreeBSD-11.2-RELEASE-amd64-dvd1.iso
(16)FreeBSD-11.2-RELEASE-i386-dvd1.iso

10、NetBSD(下载地址

(1)NetBSD-6.1.4-amd64.iso
(2)NetBSD-6.1.5-amd64.iso
(3)NetBSD-7.0-amd64.iso
(4)NetBSD-7.0.1-amd64.iso
(5)NetBSD-7.0.2-amd64.iso
(6)NetBSD-7.1-amd64.iso
(7)NetBSD-7.1.1-amd64.iso
(8)NetBSD-7.1.2-amd64.iso
(9)NetBSD-7.2-amd64.iso
(10)NetBSD-8.0-amd64.iso

11、OpenBSD(下载地址

(1)OpenBSD-6.1-amd64.iso
(2)OpenBSD-6.2-amd64.iso
(3)OpenBSD-6.3-amd64.iso
(4)OpenBSD-6.4-amd64.iso

12、archlinux(下载地址

(1)archlinux-2017.11.01-x86_64.iso
(2)archlinux-2017.12.01-x86_64.iso
(3)archlinux-2018.01.01-x86_64.iso
(4)archlinux-2018.09.01-x86_64.iso
(5)archlinux-2018.10.01-x86_64.iso
(6)archlinux-2018.11.01-x86_64.iso

13、gentoo(下载地址

(1)livedvd-amd64-hardened-nomultilib-20170118.iso
(2)livedvd-x86-amd64-32ul-20160704.iso