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定制 bt4 frefinal live cd ( ubuntu)

UbuntuLinuxOSUPCache
Customising the BackTrack 4 PreFinal ISO <!-- Begin Entry Div --> One of the downsides of leaving the linux live scripts and moving to non lzma enabled squashfs, is that we loose the wonderful and convenient setup for modifying the BackTrack LiveCD on our own. We use to be able to pop in a ...

linux 下查看 iso 文件信息

Linux
root@feng-desktop:/media/sda5/iso# isoinfo -d -i bt3-final.isoCD-ROM is in ISO 9660 formatSystem id: LINUXVolume id: SLAX <<<<看来bt3是源slax来的, 难怪它的安装包都是*.lmzVolume set id:Publisher id:Data preparer id:Application id: SLAXCopyright File id:Abstract File id:Bibliographic File id:Volume set si ...

RJ45接头 与 RJ48 接头

网络协议
RJ45接头: 用于以太网(Ethernet 10/100/1000M UTP/STP接口),常用于5类非屏蔽双绞线.RJ-45也用于ISDN等其它接口,针脚定义不同. RJ48接头: 用于连接T1,E1串行线路,通常采用屏蔽双绞线;RJ-48还可以支持PIN3,PIN6做接地连接. RJ45和RJ48线序相同,都是从左往右为87654321,但信号定义不同: RJ45:

ChanSpy - Customization in FreePBX

change extension_additon.conf [app-chanspy] include => app-chanspy-custom exten => 555,1,Authenticate(1234) exten => 555,2,Read(SPYNUM,extension) exten => 555,3,ChanSpy(SIP/${SPYNUM},q) ;old code ;exten => 555,1,Macro(user-callerid,) ;exten => 555,n,Answer ;exten = ...

*77 Feature not working (System Record)

UIGoWeb
I'm using the latest Asterisk 1.4.13 and FreePBX 2.3.1.0 and I cannot use the *77 feature to record system messages. If I go to the "System Recordings" tab in the web UI, the page displays the following error after I enter my extension number: "Using your phone,dial ** MISSING FE ...

7777 incoming not working

UP
I setup the IVR with options 1,2,3,4.., which directs to conference rooms, extension numbers and etc. but when I dial 7777 as indicated in the documentation, I get unavailable message. What Do I need to mak this work please? Feature Code 7777 is "enabled".   You need a default Incomin ...

企业VOIP办公室电话系统解决方案 [转]

企业应用网络应用网络协议互联网应用服务器
1.方案背景 随着以互联网为代表的IP技术的迅猛发展，IP网络应用日益广泛。许多政府机构，大中型企业，为了进一步推进信息化建设的进程，提高工作效率，创造更多的 社会效益和经济效益，纷纷建设机构内部的IP网络。IP ...

copy file over ssh with tar

SSHUnixCC++C#
tar is usually used for achiving applications, but what we are going to do in this case is tar it then pipe it over an ssh connection. tar handles large file trees quite well and preserves all file permissions, etc, including those UNIX systems which use ACLs, and works quite well with symli ...

在一台asterisk服务器上拨号，电话从另一台打出

假设有A ，B两台服务器，要实现在服务器A上拨打外线电话，电话从B服务器打出。 首先两台asterisk服务器要互通，在前面“连接两台asterisk服务器 ”文章里已经有说过怎么配置。 修改A服务器上连通到B服务器的Outbound Routes ，拨号规则改成“4|.”（注意不要和别的Outbound Routes里的拨号规则一样），现在依然可以拨打4+分机号打到B上面的分机上。 修改B服务器上trunk配置，在“PEER Details”里加一条“context=from-internal”，假设B上面有条“Outbound Routes”拨号规则为“2|.”拨 ...

连接两台asterisk服务器

本文转自：http://www.dinghong.org/2008/07/10   有两台asterisk服务器，需要可以拨打注册在对方服务器上的分机号。 假设有A ，B两台服务器，A上面分机号都以3开头，如3000；B上面分机号都以8开头，如8000。 在A上新建iax Trunk，命名“InterOffice”，配置如下： “peer detail”项 host=B的ip地址 Qualify=yes type=friend 另外定一个拨号规则，这里是“80xx” 在A上建Outbound Routes，命名“InterOffice”，配置如下： 拨号规则“80xx”，t ...

copy file using cpio

SSHLinuxPHPCC++
http://bradthemad.org/tech/notes/cpio_directory.php Most people live their whole lives without ever using the cpio utility. However, it is a useful thing, and is sometimes better suited to copying lots of files around than tar or cp. Here's a quick primer. Some important flags (In case the man ...

copy file using tar

We assume /source/dir is a filesystem, if there are other filesystems under /source/dir they will also be copied to /destination/dir cd /source/dir tar -cf - . | ( cd /destination/dir ; tar -xpvf - )

How many ways we can create a swf file?

FPFlashFlexPHPPerl
we can create a swf movie in at least 3 way   1) by adobe flash, created from *.fla 2) by flex create from *.mxml 3) and we can create *.swf file by a backend controller, say, php or perl.   We now focus on 3). All we want is the open source swf library, named "Ming". It's a api to c ...

asterisk 的应用文摘

应用服务器EXT咨询电信脚本
在FreePBX中，有多处需要设置Dial Rules，设置规则如下： X代表一个0-9中的任意一个数字Z代表一个1-9中的任意一个数字N代表一个2-9中的任意一个数字 [ 1237-9 ] ：匹配括号内的任何数字或字母（在这个例子中匹配1,2,3,7,8,9） . ：通配符，匹配一个或多个字符（不允许在|或+之前） |：代表去掉号码前面的指定数字（例如9|.是去掉号码前面的9，0755|.是去掉号码前面的0755）+：代表在号码前面加指定数字（例如， 17909+NXXXXXX将比赛时，一旦拨“55551234 ” ，送出的号码将变成“ 1790955551234 ”）   ---- ...

Flex的RSL部署

Flex应用服务器框架IISFlash
转自http://foxxiao.iteye.com/blog/383404   FLEX发布体积过大是每个使用FLEX开发的朋友都知道的 那是因为FLEX在发布的时候会带一个框架文件,框架文件包含了所有的Flex内置类…该文件大小大概是500多K,以致一个空的FLEX项目.发布后就有500多K   所以FLEX提供了RSL(runtime shared library )(运行共享库??),让用户只需要下载相同版本的框架文件一次,然后存在FlashPlayer指定的cache目录中..当下次再浏览应用了RSL的FLEX项目时,就不需要重新下载..从而加快加载速度. ….理论的东东不 ...
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