day0910课后作业1先关闭RHEL7系统再在VMware里给添

一、网卡1、先关闭RHEL7系统，再在VMware里给RHEL7RHEL72、给新加的两个网卡组队，其模式为主备，IP192.168.1.1/24。3、查看状态，看哪个网卡是active模式，哪个网卡是backup模式4、测试，在WINDOWS里去绑定的IP地址，然后down掉主的之后，#nmcliconnectionaddtypeteamcon-nameteam0 ifnameteam0config#nmcliconnectionaddtypeteam-slaveifnameeno masterteam0#nmcliconnectionaddtypeteam-slaveifnameeno masterteam0#nmcliconnectionmodifyteam0ipv4.addresses192.168.1.1/24#[root@localhost~]#teamdctlteam0staterunner:activebackuplinklinksummary:upname:ethtoollink:uplinklinksummary:upname:ethtoollink:upactiveport:#nmclidevicedisconnect#teamdctlteam0staterunner:activebackuplinklinksummary:upname:link:activeport:#nmclideviceconnectDevice 'successfullyactivatedwith'ee734676-384a-40bb-8433-#teamdctlteam0runner:activebackuplinklinksummary:upname:link:linklinksummary:name:ethtoollink:activeport:也可以通过图形进行配置#nm-connection-二、搭建一个邮件服务1、先做一个主要的DNS服务器，负责解析邮件的，包括 2、使用postfix提供SMTP3、使用dovecot提供pop34、在WINDOWSOE创建一个user01用户来发送邮件给user02#yuminstall #vi/etc/named.confoptions{listen-onport53{any;};listen-on-v6port53{::1;}; statistics-file"/var/named/data/named_stats.txt";memstatistics-file"/var/named/data/named_mem_stats.txt"; {any;};#vi/etc/named.rfc1912.zoneszone" "IN{typefile#cp–pnamed.localhost$TTL IN . ; ; ; ;3H ;.1.AA#systemctlrestart#vi#Generatedbynameserver[root@localhostnamed]# 192.168.canonicalname Address:[root@localhostnamed]# 192.168.canonicalname Address:[root@localhostnamed]#>set> 192.168.mailexchanger= 邮件服务器postfix安装配置#yuminstallpostfix*-vi/etc/postfix/main.cfmyhostname=my=myorigin=$myinet_interfaces=allmydestination=$myhostname,localhost.$my,localhost,#systemctlrestart安装配置dovecot#yuminstalldovecot*y#vilisten=login_trusted_networks=192.168#vi/etc/dovecot/conf.d/10-mail_location=#systemctlrestart#mkdirp/etc/skel/mail/.imap/INBOX#useradduser01#passwduser01#useradduser02#passwduser02#firewall-cmd--permanent--add-service=smtp#firewall-cmd--permanent--add-port=110/tcp#firewall-cmd--reloadWindowsnet发送邮件客户端使用pop3收邮件三、1RHEL71G200M，300M。2target200MtargetLUN0300Mtarget端的LUN13、配置initiator端，target端提供的，要求必须重启后还能挂载安装iscsi服务端targetdtargetcli包#yuminstalltarget*-fdisk使用targetclilun[root@localhostuser02]#systemctlstart[root@localhostuser02]#systemctlenable#/>/backstores/blockcreatedev=/dev/sdb1CreatedblockstorageobjectLUN0using/>/backstores/blockcreatedev=/dev/sdb2CreatedblockstorageobjectLUN1using/>iscsi/create Createdtarget CreatedTPG1./>isc .togogo:server01/tpg1/lunscreate/backstores/block/LUN0/>isc .togogo:server01/tpg1/lunscreate/backstores/block/LUN1 /> .togogo:server01/tpg1/portalscreate192.168.112.129#firewall-cmd--permanent--add-port=3260/tcp#firewall-cmd--reload#systemctlrestartiscsi#vi #systemctlenableiscsi#systemctlrestart发现#iscsiadm