linux telnet登陆慢问题

Linux下OpenEv编译安装

把GDAL安装目录下的../bin/gdal-config复制到/usr/bin/下，否则出现“找不到gdal-config”
把proj4安装目录下的../include/proj_api.h复制到GDAL安装目录中的include中，否则出现“未定义proj_api.h”或者直接把proj4安装到默认路径，否则会提示“找不到 -lproj”。 ......

Linux裸设备总结

原帖见http://www.inthirties.com/thread-685-1-1.html
1、什么裸设备？字符设备？块设备？
裸设备：也叫裸分区（原始分区），是一种没有经过格式化，不被Unix/Linux通过文件系统来读取的特殊字符设备。裸设备可以绑定一个分区，也可以绑定一个磁盘。
字符设备：对字符设备的读写不需要通过OS的buffer ......

Linux Kernel Threads in Device Drivers

Purpose
This examples shows how to create and stop a kernel thread.
The driver is implemented as a loadable module. In the init_module() routine five kernel threads are created. This kernel threads sleep one second, wake up, print a message and fall asleep again. On unload of the module (cle ......

linux 双网卡服务器NAT服务

debian lenny , my favorite
a. vim /etc/sysctl.conf:
    modify net.ipv4.ip_forward = 1
b. flush route table:
    iptables -F
    iptables -P INPUT ACCEPT
    iptables -P FORWARD ACCEPT
c. open NAT services:
&nb ......