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RHEL6.4 Kernel的初始化脚本
The auth and account module type allows to lock out users which did not login recently enough. The session module type is provided for displaying the information about the last login and/or updating the lastlog and wtmp files.
pam_permit.so——The auth, account, password and session module types are provided; pam_deny.so——The auth, account, password and session module types are provided; pam_time.so——Only the account type is provided; pam_echo.so——The auth, account, password and session module types are provided; pam_limits.so——Only the session module type is provided
deny or allow services based on an arbitrary file; All module types (auth, account, password and session) are provided
现象:说明:169.254.*.*这种IP是网卡得不到真实IP时,系统自动安排的可能原因:DHCP服务器无法正常工作DHCP服务器工作正常,但PC与DHCP之间的网络出现问题网络中无DHCP,但网卡设置了从DHCP获得IP本环境中解决方法:将本机所含网段内的所有PC机上未用到的网口全部禁用掉;对Linux机上未用到的网口的配置文件进行修改:ONB00T=no,BOOTPROTO=none
The pam_env PAM module allows the (un)setting of environment variables; The auth and session module types are provided
The pam_access PAM module is mainly for access management. It provides logdaemon style login access control based on login names, host or domain names, internet addresses or network numbers, or on terminal line names in case of non-networked logins; All module types (auth, account, password and session) are provided
pam_shells is a PAM module that only allows access to the system if the users shell is listed in /etc/shells; The auth and account module types are provided
Linux-PAM配置文件的介绍
适用于,总部与加盟店的网络,总部的路由器配置是固定的,当有新的加盟店时,只需在新的加盟店路由器上进行配置,即可实现新加盟店与总部及先前的加盟店通过VPN进行打通
北京的192.168.1.0网段需能访问上海的服务器; 北京的192.168.1.0网段在上海这边已经存在; 上海需要能访问北京的192.168.1.10服务器
两个时间点; 生成特定网络设备的端口流量报表
监控网络设备端口每秒的流量
总部与分公司的私有网络利用互联网通过VPN相连; 总部与分公司均使用的EIGRP协议; 分公司的IP在进入总部时需要进行NAT转换; 通过VPN相连的两端是Cisco路由器;
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