Mylinux Cookbook 2015/3/9

mount point/boot 200M system boot

Type/swap 2g virtual memory

All remaining points

Grub: Boot System program

minimal+ Custom

Vim/etc/sysconfig/network-script/ifcfg-eth0 Network configuration file

Set IP

Onboot=yes

ipaddr=192.168.1.111

netmask=255.255.255.0

gateway=192.168.1.1

dns1=0.0.0.0

Route-n Check Gateway = =

VI State CTRL + Z pause return

FG Return VI

Cat! The last parameter of the previous command

/etc/init.d/network restart

Ps-ef | grep NetworkManager

Check process PID

Kill-9 1553 Task Manager features similar

PS aux |grep dhclient

Killall dhclient

Dhclient-r canceling auto-assigning IP

cat/etc/resolv.conf DNS Files

> /etc/resolv.conf redirect Empty

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！ Cat's latest start with cat command

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Use Puttygen to generate a key pair. Save the private key.
Mkdir/root/.ssh
ls/root/
Ls/root/-A
Vi/root/.ssh/authorized_keys (Add public key to this file)
Modify Permissions
Modify file permissions: chmod 600/root/.ssh/authorized_keys
Modify directory Permissions: chmod 700/root/.ssh
To remove a firewall rule:
Iptables-f
Service Iptables Save
Turn SELinux off and temporarily shut down with Setentforce 0
Permanently closed as: Vi/etc/selinux/config selinux=disabled.
Finally, upload the private key to putty
Ssh->auth

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Atime, CTime, what does mtime mean?

2.access access time, corresponding to Cat,atime
3.modify content modification time, corresponding vim,echo,mtime
4.change change time, corresponding permission property modification

When you experiment, vim echo not only affects mtime, it also affects CTime

chmod does not affect Mtime, only affects CTime

File View files Type stat View more information

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It is now common to use RSA to encrypt DSA without this universal use

Disable root

1> find Passwordauthentication Yes in the/etc/ssh/sshd_config file and modify it to Passwordauthentication No.
2> Restart sshd Service
/etc/init.d/sshd restart

Pscp-l ROOT-PW 123456 192.168.0.183:/root/test/mbr.bin d:\
Copy the files from Linux to win

Mylinux Cookbook 2015/3/9