instant messaging and real-time network capabilities into applications without having to build a server-side hardware environment. Melting cloud for developers of the different scenarios required to provide a range of products, technology solutions, including: Client IM components, client IM infrastructure, service-side rest API, client real-time network communication Base library. With these solutions, developers can build instant messaging products directly in their applications, and can crea
Bigbluebutton is an online video conferencing system or distance education system developed using ActionScript. Its main functions include online PPT demonstration, video communication, and voice communication, as well as text communication and raising hands to speak, it is particularly suitable for Online Teaching and supports Chinese and other speech.
The interface is very beautiful:
The projects used by the server include activemq, asterisk,
Prefa
I don't know if the title I wrote can fully express what I want to say, but I don't feel it completely. So please read the text!Problem description: Many WEB developers (and hackers who intrude through WEB injection) should have a lot of SQL database connections in their hands, right? Generally, several groups are created in the SQL Enterprise Manager, and there are many connected instances in each group, for example (Figure 1 ):
(Figure 1)
As time passes, you may have forgotten the passwords o
How to retrieve the SQL connection password in SQL Enterprise Manager
How to retrieve the SQL connection password in SQL Enterprise Manager
I don't know if the title I wrote can fully express what I want to say, but I don't feel it completely. So please read the text!
Problem description: Many WEB developers (and those who intrude through WEB injection) should have a lot of SQL database connections in their hands, right? Generally, several groups are created in the SQL Enterprise Manager, and
Do some explaining.
The code is as follows
Copy Code
LEN (A2) –len (Substitute (A2, "", "") gets the number of strings in a hollow latticeSubstitute (A2, "", "-", STEP1) replaces the last space with the "-"Find ("-", Step2) finds the location of the last spaceRight (A2, LEN (A2) –step3) returns the string after the last spaceif (ISERROR ("", A2), A2, STEP4) The string does not handle without spaces, avoid the result of #value!
Using the above function, we l
false facts. As long as an individual reaches a certain standard, he can be asked to review the facts, and the fact that the review is required is not necessarily sent by themselves. For example, if a celebrity forwards fake news, we can also review his account and ask him to respond.
If an individual reaches a certain number of verifiable false statements, an asterisk (*) is next to their names. This asterisk
When talking about open source IP-PBX, people familiar with this field probably know
AsteriskThis famous open-source ippbx. There are many technical documents about asterisk. However, what I want to introduce here is another ippbx solution, which is also an open-source system-
Sipxecs. I checked Chinese information and introduction about sipxecs through Google and found that there were not many, obviously it was no longer popular with
I don't know if the title I wrote can fully express what I want to say, but I don't feel it completely. So please read the text!
Problem description: Many Web developers (and hackers who intrude through web injection) should have a lot of SQL database connections in their hands, right? Generally, several groups are created in the SQL Enterprise Manager, and there are many connected instances in each group, for example (Figure 1 ):
(Figure 1)
As time passes, you may have forgotten the
-vibration numbers.Compared with the traditional PSTN, the softswitch network is more convenient to interwork with the Internet. Traditional No. 1 communication services, similar to the setting of zhenshun call numbers, are generally completed through IVR interaction. The No. 1 Communication Service under Softswitch not only supports IVR interaction, you can also use the B/S mode to complete the settings th
out these "abnormal" calls and the causes of the calls, and issue early warning information in a timely manner.
3. By analyzing the changes in incoming call volume and the number of incoming call types, you can reasonably arrange the number and shift of incoming call personnel based on the professional level of the agent service personnel and the prices of different service types, reduces operation costs without reducing the call center access rate.4. Interactive Voice Response Service (
call or the call is busy;
6. Voice mail management. Users can use key-based operations as language mailboxes, such as deletion and storage. This is done by ivr interaction. You can use the buttons to implement it. For example:
7. Call the phone before receiving the call, and then transfer it to the specified call after receiving the call, after receiving the call, it is transferred to the specified phone number according to the actual situation;
8
. Change _ debug to ndebug.1.2.4 link settings1.2.4.1 input: additinal dependencise: ACE (d). Lib. for debugging, select aced. Lib,Select Ace. Lib for the release.1.2.4.2 system: subsystem/subsystem: Console; (/subsystem: Console)
Main program code
// @ File: glivr86serviced. cpp
// @ Description: IVR 86 main program entry of the business service
// @ Author: jiangtao
// @ Version: 2.0.0
# Include "stdafx. H"
# Include
# Include "ACE/OS _ns_unistd.h
In recent research, Forrester recommends the following six steps to help IT organizations avoid VoIP security risks and ultimately ensure their UC systems are secure.
In many companies, data networks and telecom worlds converge, and voice and video traffic runs on the same network as other data in the enterprise. Well-known industry terminology such as IP voice (Voice over IP, VoIP), IP telephony (IPT) and unified Communications (Unified Communications, UC), but also gradually become a new way
delete command, you can ignore the gateway parameter and use wildcards to indicate the target and gateway. The value of destination can be a wildcard specified by an asterisk. If the specified target contains an asterisk or question mark (?), It is regarded as a wildcard and only prints or deletes matched target routes. An asterisk represents a sequence of any c
Parameters/Var/log/htmlaccess. Log{Errors JimNotifemptyNocompressWeeklyPrerotate/Usr/bin/chattr-A/var/log/htmlaccess. LogEndscriptPostrotate/Usr/bin/chattr + A/var/log/htmlaccess. LogEndscript}/Var/log/netconf. Log{NocompressMonthly}
In this example, when the/etc/logrotate. d/linuxconf file is read, the following parameters will overwrite the default parameters in/etc/logrotate. conf.
NotifemptyErrors Jim
4) logrotate execution
Logrotate is run in three steps:Determine the system's log files, e
During the two days of Asterisk performance testing, we often encounter the following error: "Too program open files ".
We know that in Linux, the file descriptor is a simple integer. Traditionally, the file descriptor of the standard input is 0, and the standard output is 1, the standard error is 2. POSIX defines stdin_fileno, stdout_fileno, and stderr_fileno to replace 0, 1, and 2. The definitions of these three symbolic constants are located in the
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