polycom 450

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Support, confidence, and lift in correlation analysis

1. Support LevelThe support degree represents the probability that the itemsets {x, y} appear in the total itemsets. The formula is:Support (X→Y) = P (x, y)/P (i) = P (x∪y)/p (i) = num (xuy)/num (i)Where I represents the total set of items. Num () indicates the number of itemsets2. Confidence level (Confidence)The confidence level indicates the probability of Y being rolled out by the association rule "X→y" in the case where prerequisite X occurs. That is, in the set of items containing x, the l

Postfix Anti-Spam technology

, users who access the Internet by dialing at another ISP. SMTP authentication is usually used to solve this problem ). Unknown_client_reject_code specifies the rejected return Status Code (the default value is 450 ). Permit_mynetworks Allow connections from clients whose IP addresses belong to the network defined by $ mynetworks. Generally, when an ISP provides SMTP services for its own dial-up users, it specifies its network through the $ mynetwo

lamp--4.php Compiling and installing

page is index.php, then you have to add this index.php support.Find again:#ServerName www.example.com:80Modified to:ServerName localhost:80If you do not remove #, when you start Apache, there will be a warning message "httpd:could not reliably determine the server ' s fully qualified domain name,using Localhost.loc Aldomain for ServerName ", looks like a mistake, actually has no effect.See if there is a problem with the configuration file:[[email protected] php-5.6.10]#/usr/local/apache2/bin/ap

Export the page form to PDF with front-end JS (ii)

(Img1_base, 10, 5, 90, 50); Doc.addimage (Img2_base,450, 5, 130, 50); //blank picture (Overrides are not required)Doc.addimage (img4_base, 0, 760, 600, 200); Doc.addimage (Img3_base,450, 780, 120, 40); //Order Total PictureDoc.addimage (img5_base, 0, 68, 600, 25);         // text (because Jspdf does not support Chinese, so it will be used in Chinese to make pictures) doc.setfontsize (10); Doc.text (8, 85,

Comparison between Microsoft and CISCO Products

and meeting room configurations. Cisco also provides more and more advanced IP phones, and cooperates with companies such as Polycom, RIM, Symbian, Nokia, apple, and Microsoft to provide a large number of fixed and mobile interfaces for the Unified Communication Environment. VII. Summary Which company's solution fits the user's network best? This is obviously a complicated decision. You need to consider the current network configuration of your enter

Voice VLAN concept and networking

know what tag should be added to the sent packet so that the vlan of the packet is the voice vlan configured for the interface connected to it? This is achieved through the LLDP protocol. The ip Phone Number communicates with the switch through LLDP. The switch sends the voice vlan of the interface to the ip phone number through LLDP protocol. 2. The voice device that does not support tags, for example, Huawei's EchoLife ET65 ip phone sends/receives packets without tags. In this case, the OUI f

Job Search gluten-Christmas Eve-bao litong PK pride!

Christmas Eve-bao litong PK pride! Polycom, a foreign company in the United States, and a leader in audio and video conferencing equipment, after two rounds of written tests, today, we finally ushered in the first round of interviews in four rounds of interviews. pk: two technical department managers, 1 HR manager, 1 hr assistant, and 9 interviewers. I feel pretty good. Two experienced Moto, Ericsson, tsinghua, the Chinese Emy of sciences, and Beihang

H264 SVC Scalable Video Encoding

H264 SVC is a technology that divides video streams into multiple layers of resolution, quality, and frame rate. It is an extension of H.264 Video Coding/decoding standard adopted by most video conferencing Devices today. Video conferencing equipment uses SVC technology to send and receive multi-layer video streams consisting of a small base layer and multiple other optional layers that can improve resolution, frame rate, and quality. This layered method can greatly improve the Code elasticity a

Dedecms solution for saving topic content

Recently, dedecms5.3 and dedecms5.5 encountered an incredible problem: when adding a column, the IE kernel browser cannot save the column content. After searching for the website for half a day, I couldn't find a solution. I found that the official search result of dedecms was "topic content" which could not be saved or modified. I opened the following two files in the Dede/templets directory.Catalog_add.htm is about 519 rowsCatalog_edit.htm: about 426 rowsPlace GetEditor("content",$myrow[‘conte

10 exquisite loading progress bar animations created in pure CSS3

/122001LQ-0.jpg "alt =" css3 jquery loading animations and progress bars "width =" 450 "height =" 244 "data-pinit =" registered "/> Source code downloadOnline Demo CSS3 Progress Bars Chris Coyier gave us a set of exquisite CSS 3 progress bar animations and detailed production tutorials. 650) this. width = 650; "src =" http://www.bkjia.com/uploads/allimg/131228/122001D62-1.jpg "alt =" css3 jquery loading animations and progress bars "width ="

Vswitch voice vlan Analysis

vlan of the packet is the voice vlan configured for the interface connected to it? This is achieved through the LLDP protocol. The ip phone communicates with the switch through LLDP. The switch sends the voice vlan of the interface to the ip Phone through LLDP protocol. 2. Speech devices that do not support tags, such as Huawei's EchoLife ET65 The packets sent/received by the ip Phone do not contain tags. In this case, the OUI field of the mac address of the ip phone is used to identify the pac

[Reprint] MPEG-4 AVC/H.264 video codecs list (from doom9)

/consoles.aspx? Id = 4See also Image Converter 2 plus:Http://www.jp.sonystyle.com/Nws/Soft...710489100.html--- Vsx 300 videoconferencing terminal with H.264 support(Polycom Inc)Product: Biggest HW videoconferencing company, prepare limit solutions with 264 supportHttp://www.polycom.com/products_serv...5-6197,00.html--- Tandberg en5930(Tandberg television)Product for videoconferencing. Who test it? I have bad review.Http://www.tandbergtv.com/produc

Unified Communication is hard at Cisco and soft at Microsoft

solution involves TelePresence, IP phones, and all supported devices. Cisco provides a TelePresence virtual conferencing system with personal and meeting room configurations. Cisco also provides more and more advanced IP phones, and cooperates with companies such as Polycom, RIM, Symbian, Nokia, apple, and Microsoft to provide a large number of fixed and mobile interfaces for the Unified Communication Environment. VII. Summary Which company's solutio

Wangkang ITM video conferencing support function: two moves to complete mosaic meetings

and click "Main Channel" to create a new main channel, in "external address", you can select the corresponding video conferencing server. If you do not have a dedicated video conferencing server, you can select all addresses ), in the "protocol", select the corresponding video conferencing protocols such as VoIP and Polycom, and select the previously established bandwidth object in "bandwidth control. Second, ensure bandwidth for each link Video conf

Enterprise requirements: Video Conferencing interoperability

cloud solution that allows users' devices to connect to the public Internet, which is much easier, it is more similar to common voice conferences." Davis of Wainhouse pointed out that Blue Jeans has brought unique interoperability to enterprises. "Through this service, users can connect to meetings not only through professional video conferencing systems such as Polycom or Cisco, but also through Skype or desktop phones. This service allows users to

How to configure Lync for Windows time Service (NTP)

Everyone who understands Lync knows how important it is to keep time synchronized between Lync clients and servers! Because of the MTLS and TLS protocol communication between the client and the server, it is necessary to ensure that the time difference between two communication nodes cannot be greater than 5 minutes. The challenge is greater for third-party video conferencing terminals like Polycom rmx and HDX. In fact, the Windows Server is actually

Large Enterprise teleconferencing video conferencing backup solution

calls can be interconnected, at the same time.Scenario Networking  Programme descriptionCargosmart interfaces with Polycom video conferencing MCUs via the either an over-the-pass or SIP protocol. CyberLink uses the PRI to connect to the operator's telephone network. Alternatively, use the PRI, SIP, and Ethernet to connect to the enterprise's existing switches.  Program features1. Video conferencing effective backup, when the video conferencing networ

What is the use of the Huawei s5300 switch?

#Voice-VLAN Mac-address 0001-e300-0000 mask ffff-ff00-0000 description Siemens phoneVoice-VLAN Mac-address 0003-6b00-0000 mask ffff-ff00-0000 description Cisco phoneVoice-VLAN Mac-address 0004-0d00-0000 mask ffff-ff00-0000 description Avaya phoneVoice-VLAN Mac-address 0060-b900-0000 mask ffff-ff00-0000 description Philips/NEC phoneVoice-VLAN Mac-address 00d0-1e00-0000 mask ffff-ff00-0000 description pingtel phoneVoice-VLAN Mac-address 00e0-7500-0000 mask ffff-ff00-0000 description

Mysql binary log file restore database _ MySQL

encountered an exception at 12:00:00 and needs to be restored to 10:00:00. The operation is as follows: L back up the database to the status at 00:00:00. L enter the following command in the command line: Mysqlbinlog -- stop-date = "The time you want to recover" log file directory \ binary-log.000001 | mysql-u root-p (D: \ mysql_log> mysqlbinlog logbin_ouyang.000007 -- stop-date = "2011-10-23 15:05:00" | mysql-uroot-proot) In this way, the system automatically performs all operations perfor

20172304 2018-2019 "Java software architecture and data Structure" chapter I chapter II study summary

typically expressed by CPU usage timeAlgorithm analysis is the analysis of the algorithm from the angle of efficiencyAlgorithmic analysis is the foundation of computer Science2.2 Growth function and Big O notationGrowth function: Represents the relationship between the size of the problem (n) and the value we want to optimize the function represents the time complexity of the algorithm (CPU usage time) and space complexity (memory space)The asymptotic complexity of the algorithm (the general na

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