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2009-07-31 13:08

Firewall Failover with pfsync and CARP

http://www.countersiege.com/doc/pfsync-carp/

On most networks, the firewall is a single point of failure. When the firewall goes down, inside users are unable to surf the web, the website goes dead to the outside world, and email grinds to a halt. Since version 3.5, OpenBSD has included a number of c

 
2009-07-29 22:07

Configuring a new table for sshguard in PF

http://sshguard.sourceforge.net/doc/setup/blockingpf.html
  1. table <sshguard> persist
  2. block in quick on $ext_if proto tcp from <sshguard> to any port 22 label "ssh bruteforce"
 
2009-07-29 21:39
 
2009-07-28 19:46

[安全] Block ssh bruteforce attempts

 
2009-07-27 20:11
http://bbs.chinaunix.net/viewthread.php?tid=1100748

一,OpenBSD-4.3安装和准备
安装方法精化贴上很多,这里不作重复介绍。
准备设备:BSD服务器一台、负载均衡测试服务器3台、压力测试服务器2台
BSD服务器选购了Lenovo R515 1U机架式服务器
CPU:4核 *2
内存:1G *4
硬盘:73G 1.5K转速 * 3 (做raid 6)
测试服务器均为Dell GX620个人电脑

二,OpenBSD系统优化
1,关闭无用服务,如sendmai
 
2009-07-27 19:56
Freebsd上使用pf防火墙
 
2009-07-26 0:58
http://www.wyguitar.com/html/tomqq_class/166.htm

王鹰教程三〕和弦编配的基本步骤
[2007-8-11 9:17:38]
 
2009-07-26 0:58
〔王鹰教程五〕和弦的分类记忆法
http://www.wyguitar.com/html/tomqq_class/169.htm
[2007-8-11 9:17:02]
 
2009-07-25 17:48
 
2009-07-23 20:12
########################################################
ext_if = "msk0"
int_if = "fxp0"
loop_if = "lo0"
int_net = "{ 172.16.0.0/16 }"      
ssh_nets = "{ ×××××/32 }"

# 不被路由的地址
NoRoute = "{ 127.0.0.1/8, 192.168.0.0/16, 10.0.0.0/8, 255.255.255.255/32 }"

# 封端口
deny_tcpport = "{ 135,137,138,139,445,554,593,1024><1030,1068,1080,1214,136
 
   
 
 
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