Linux Network General Settings

First, change and add IP Routing

1、IPADDR=192.168.150.154    

2、NETMASK=255.255.255.0

3、GATEWAY=192.168.150.1

 

Vi /etc/sysconfig/network-scripts/route-eno16777984

10.50.1.0/24 via 10.5.16.221 dev eno16777984

10.10.16.0/24 via 10.5.16.221 dev eno16777984

Service network restart   // systemctl restart network

Second, turn off the firewall

         Systemctl stop firewalld.service

         Systemctl disable firewalld.service

         Firewall-cmd -state (see the firewall status) service firewalld status

         Centos6.9 version: service iptables stop (closed)

                                       Service iptables start (open)

                                       Service iptables status (view)

                                       Chkconfig iptables on / off (permanently closed / open)

                                       Chkconfig -list iptables (View Status)

                                      

Third, set up a proxy server

we ~ / .bashrc

be

export http_proxy=http://admin:[email protected]:808

source ~ / .bashrc (executed script)

 

Sixth, closed

Vi /etc/selinux/config

#SELINUX=enforcing

SELINUX=disabled

// setenforce 0

// setenforce 1

// getenforce

 

 

 

Fourth, time synchronization

         Yum install –y ntp

         // rpm -qa | grep ntp *

         // rpm -qa | grep ntp

         Ntpdate 10.5.18.200

         Crontab –e

         0 */1 * * * /usr/sbin/ntpdate 10.5.18.200 >null 2>&1

         Crontab –l

[Time zone in the rest of the process:

# rm   -f /etc/localtime 
# ln -sf  /usr/share/zoneinfo/Asia/Shanghai    /etc/localtime     

Five, zabbix installation

         // rpm –qa|grep zabbix*

         // rpm –qa|grep zabbix

         We /etc/resolv.conf

         Nameserver 218.85.157.99

         Yum remove zabbix-release

         // yum remove zabbix-agent

         // yum install http://repo.zabbix.com/zabbix/2.2/rhel/6/x86_64/zabbix-release-2.2-1.el6.noarch.rpm

         Rpm –ivh http://repo.zabbix.com/zabbix/3.0/rhel/7/x86_64/zabbix-release-3.0-1.el7.noarch.rpm

         Rpm –ivh http://mirrors.aliyun.com/epel/7/x86_64/Packages/e/epel-release-7-11.noarch.rpm

         Yum install –y wget

         Rpm –ivh http://repo.zabbix.com/zabbix/3.0/rhel/7/x86_64/zabbix-agent-3.0.12-1.el7.x86_64.rpm

 

http://repo.zabbix.com/zabbix/3.0/rhel/6/x86_64/zabbix-agent-3.0.9-1.el6.x86_64.rpm

         Cd /usr/lib/system/system

         Systemctl enable zabbix-agent

         // Systemctl start zabbix-agent (enable)

         Systemctl status zabbix-agent (Check status)

Seven detection

Other machines: telnet IP 10050

 

 

 

Disk Management

Creating pv: pvcreate / dev / sdb1

View pv: pvdisplay or pvscan

Creating VG: vgcreate vg_xxx / dev / sdb1

View vg: vgdisplay

Expand vg: vgextend vg_xxx / dev / sdb1

Creating lv: lvcreate -l 5g -n lv_xxx vg_xxx

View lv: lvdisplay

Expand lv: lvextend -l + 100% free / dev / vg_xmxxx / lv_xxx

#lvextend –l +5g /dev/vg_xxx/lv_xxx

Format lv: mkfs.ext4 / dev / vg_xxx / lv_xxx

To Mount: mkdir / mnt / lv_xxx

Mount /dev/vg_xxx/lv_xxx /mnt/lv_xxx/

 

Rpm –ivh http://101.96.10.65/repo.zabbix.com/zabbix/3.0/rhel/6/x86_64/zabbix-agent-3.0.5-1.el6x86_64.rpm

 

 

# View LAN equipment

 

[root@localhost ~]# nmcli dev

[root@localhost ~]# nmcli con sh

# Delete abnormal card

 

[root@localhost ~]# nmcli con del ens2f0

 

# Re-add the card configuration file

[root@localhost ~]# nmcli con add type ethernet con-name ens2f0 ifname ens2f0

# Enter ens2f0 card configuration

[root@localhost ~]#vi /etc/sysconfig/network-scripts/ifcfg-ens2f0

# Change the following:

 

 

Routing can not find the words directly add vi / etc / sysconfig / network-scripts / route-ens2f0

10.5.16.0/20 via 172.29.0.201 dev ens160

 

 

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Origin www.cnblogs.com/torn/p/11683316.html