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Windows + DRM

Windows Media Right Manager


DRM (digital right management)

 

Windows 2003

IIS6
Windows Media Right Manager (WDRM) SDK 7.1
 
[1.] 當我們裝完Windows Media Right Manager (WDRM) SDK 7.1後,將在systemroot下的MSDKWMRMSamples裡的檔案複制到systemroot下的inetpubwwwrootwm中。(新增wm目錄)
 
[2.] 新增文字檔,內容如下

Dim WSHShell
Set WSHShell = WScript.CreateObject("WScript.Shell")
 
dim keysobjs
dim privkey
dim pubkey

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VPN + OpenVPN Client on Windows

OpenVPN on Windows 安裝說明

 

1.

下載並安裝程式
http://openvpn.se/files/install_packages/openvpn-2.0.2-gui-1.0.3-install.exe

2.

安裝過程中,出現此訊息時,按繼續安裝

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標籤: openvpn vpn

VPN + OpenVPN

OpenVPN on Fedora core 4

 

Host-to-Host

SERVER                                                          CLIENT

+---------+                                                          +---------+

 |            |    real ip : 61.219.31.244                   |            |    real ip : 218.160.157.55

 |            |-----------------------------------------------|            |

 |            |    vpn ip : 10.8.0.1                             |            |    vpn ip : 10.8.0.10

+---------+                                                          +---------+

 

 

SERVER

[1.] 安裝 openvpn-2.0.2

         apt-get install openvpn

 

[2.] cp -r /usr/share/doc/openvpn-2.0.2/easy-rsa /etc/openvpn

      cp /usr/share/doc/openvpn-2.0.2/sample-config-files/server.conf /etc/openvpn

 

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標籤: vpn openvpn

VPN + OpenSWAN

 

OpenSWAN

 

Fedora core 4

 

                                                Left                                                                        Right

 

                                eth1                    eth2                                              ppp0                eth0     

                                192.168.1.1        61.219.31.244                                                         10.1.1.254

                                        +------------------+                                                +------------------+

192.168.1.0/24 ----------- |                        | --------------- Internet ---------- |                        | -------------- 10.1.1.0/24

                                        +------------------+                                                +------------------+

 

[1.] Tarball 安裝

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標籤: vpn openswan

VPN + FreeSWAN + roadwarrior


FreeSWAN
 
建置漫遊 linux remote linux

前題:於內部網路測式

Fedora Linux 2.4.22-1.2115.nptl

套件: freeswan-module-2.06_2.4.22_1.2115.nptl-0.i386.rpm
          freeswan-userland-2.06_2.4.22_1.2115.nptl-0.i386.rpm

架構:

attachments/month_200611/1163516906.png

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標籤: vpn freeswan

VPN + FreeSWAN + net-to-net


FreeS/WAN
 
建置Net-to-Net

前題:於內部網路測式

Fedora Linux 2.4.22-1.2115.nptl

套件: freeswan-module-2.06_2.4.22_1.2115.nptl-0.i386.rpm
          freeswan-userland-2.06_2.4.22_1.2115.nptl-0.i386.rpm
 
架構:
                        Local                                                                       Remote

attachments/month_200611/1163516790.png

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標籤: vpn freeswan

tar + 增量

為了增量備份利用 tar 的 -g參數

tar -cf backup_`date +%F`.tar -g backup_`date +%F`.snapshot /path/source/

首次執行時,會將source這目錄(即整個source裡的資料)作成tarball檔,
並在daily-snapshot-file檔案裡記錄時間點,
第二次執行時,根據daily-snapshot-file裡的時間點,與在現執行時的時間點,
檢查是否有變動的資料,有更新便只把更新檔案的作成tarball檔,並更新daily-snapshot-file裡的時間點,
無更新時也會有tarball檔產生,但裡面無資料,而daily-snapshot-file的時間點也會作變動。

假如source裡還有目錄的話,它是同理的。

如果持續作這動作,可能要考慮寫個script來針對snapshot這檔作置換一下,

因為每執行一次,照著`date +%F`的話,時間點會從新計算,

 

範例:

   cp backup_20051221.snapshot backup_20051221.snapshot.old

   tar -cf backup_20051222.tar -g backup_20051221.snapshot /path/source

   mv  backup_20051221.snapshot  backup_20051222.snapshot


使用 find 來作輔助
找出昨天到現在時間裡的檔案作成 tarball

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標籤: 備份