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1. 网络
重启网络的命令:
/etc/rc.d/netif restart , /etc/netstart restart
网络配置文件:
root@mhxy-compile02:~ # cat /etc/rc.confifconfig_em0="DHCP"sshd_enable="NO"ntpd_enable="YES"# Set dumpdev to "AUTO" to enable crash dumps, "NO" to disabledumpdev="AUTO"zfs_enable="YES"puppet_enable="YES"ipv6_enable="NO"hostname="mhxy-compile02.i.nease.net"nfs_client_enable="YES"rpc_lockd_enable="YES"rpc_statd_enable="YES"
2. SSH
命令:
/etc/rc.d/sshd start , /etc/rc.d/sshd restart
SSH配置文件:
root@mhxy-compile02:~ # cat /etc/ssh/sshd_config# THIS FILE IS AUTOMATICALLY GENERATED BY PUPPET.# DO NOT EDIT THIS FILE.# 1. BasicPort 32200
Protocol 2# 2. AuthenticationHostKey /etc/ssh/ssh_host_rsa_key
HostKey /etc/ssh/ssh_host_dsa_key
KeyRegenerationInterval 3600
ServerKeyBits 768
UsePrivilegeSeparation yes
LoginGraceTime 120
PermitRootLogin no
StrictModes yes
RSAAuthentication yes
PubkeyAuthentication yes
PermitEmptyPasswords no
ChallengeResponseAuthentication no
PasswordAuthentication no
IgnoreRhosts yes
RhostsRSAAuthentication no
HostbasedAuthentication no# 3. FeaturesUseDNS no
X11Forwarding yes
X11DisplayOffset 10
PrintMotd no
PrintLastLog yes
TCPKeepAlive yes
AcceptEnv LANG LC_*# 4. LoggingSyslogFacility AUTH
LogLevel INFO# 5. x509Subsystem sftp /usr/libexec/sftp-server#CACertificateFile /etc/ssh/ca/ca.cer
3. 防火墙
1)停止ipfw防火墙:
ipfw disable firewall
/etc/rc.d/ipfw stop
2)开启ipfw防火墙:
ipfw enable firewall
/etc/rc.d/ipfw start
3)清防火墙
ipf -Fa
4.赋予用户root权限
1)pw groupmod wheel -m
2)pw user mod -g wheel
5.查看CPU和内存
1)sysctl kern.smp.cpus或dmesg |grep cpu #查看CPU个数2)dmesg|more或top #查看内存
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