1. IP Internetwork.pptx
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This document discusses how VoIP systems work, including: 1) Soft switches translate phone numbers to IP addresses and know the current location and IP address of endpoints on the network. 2) Common VoIP protocols like H.323 and SIP are used to connect hardware and support real-time video, audio, and data applications. However, a lack of standardization can cause compatibility issues. 3) VoIP offers advantages over traditional phone systems like lower costs, mobility via internet connections, and reduced bandwidth requirements.
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I have search many presentation but not seen any presentation that is complete and specific and i tried to make it better from other
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This document provides an overview of Voice over Internet Protocol (VoIP) technology. It describes how VoIP works by converting voice signals to digital data that is transmitted over the Internet using packet switching. Common VoIP protocols like SIP and H.323 are discussed along with VoIP components like softphones, gateways, and codecs. Advantages of VoIP include low cost and flexibility, while disadvantages include reliability issues and lack of service during power outages. The document recommends that most VoIP issues will be addressed by 2008 when it will gain widespread consumer acceptance.
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This document provides an overview of VoIP security. It discusses the basics of VoIP security including authentication, authorization, availability, and encryption. It outlines some common attack vectors such as accessing an unsecured local network connection, wireless network, or public network. It also mentions threats from compromising a phone's configuration file or uploading a malicious file. The document summarizes some unconventional VoIP security threats like phishing, caller ID spoofing, eavesdropping, call redirection, and spam over internet telephony.
voice over internet protocol
Voice over Internet Protocol (VoIP) is a technology that allows users to make voice calls using a broadband Internet connection instead of a regular phone line. VoIP converts voice signals from phone calls into digital data packets that travel over the Internet or a private network using protocols like SIP. This allows for phone calls between computers or VoIP-enabled phones and traditional phones at low cost. Some key requirements for VoIP include software for voice processing, call signaling, and packet processing, as well as hardware like IP phones and gateways to connect to the public switched telephone network. VoIP can be used for calls over the public Internet, between offices on a private network, or with an IP PBX for a business phone system. Advantages
VoIP
This seminar presentation provides an overview of Voice over Internet Protocol (VoIP) technology. It discusses how VoIP works by converting voice signals to digital signals sent over the Internet via packet switching. It covers major components of VoIP networks like codecs, quality of service issues, and types of VoIP services. The presentation also highlights advantages of VoIP like reduced costs, and discusses future directions such as increased reliability and integration with other applications. In conclusion, it predicts growing adoption of VoIP technology for computer-based communications and cost-effective multimedia transfers.
Vo ip presentation
VoIP allows users to make phone calls using an Internet connection instead of a regular phone line. It converts voice signals into digital data that can be transmitted over the Internet or a private network. There are several ways to make VoIP calls, including using an analog telephone adapter, IP phone, or software on a computer. VoIP services offer benefits like reduced communication costs and integrated features, but require a reliable broadband connection and have some quality and security limitations compared to traditional phone systems.
VOIP Technology
Voice over IP (VoIP) is a methodology and group of technologies for the delivery of voice communications and multimedia sessions over Internet Protocol (IP) networks, such as the Internet. Other terms commonly associated with VoIP are IP telephony, Internet telephony, broadband telephony, and broadband phone service.
Internet terminology and VOIP protocol
This document discusses VOIP (Voice Over IP) and summarizes two main VOIP protocols: SIP and H.323. It also discusses supporting wireless technologies for VOIP like Wi-Fi and WiMAX. Finally, it provides definitions and concepts related to networking, web hosting, and Web 2.0.
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I have search many presentation but not seen any presentation that is complete and specific and i tried to make it better from other
Voip
This document provides an overview of Voice over Internet Protocol (VoIP) technology. It describes how VoIP works by converting voice signals to digital data that is transmitted over the Internet using packet switching. Common VoIP protocols like SIP and H.323 are discussed along with VoIP components like softphones, gateways, and codecs. Advantages of VoIP include low cost and flexibility, while disadvantages include reliability issues and lack of service during power outages. The document recommends that most VoIP issues will be addressed by 2008 when it will gain widespread consumer acceptance.
VOIP security
This document provides an overview of VoIP security. It discusses the basics of VoIP security including authentication, authorization, availability, and encryption. It outlines some common attack vectors such as accessing an unsecured local network connection, wireless network, or public network. It also mentions threats from compromising a phone's configuration file or uploading a malicious file. The document summarizes some unconventional VoIP security threats like phishing, caller ID spoofing, eavesdropping, call redirection, and spam over internet telephony.
voice over internet protocol
Voice over Internet Protocol (VoIP) is a technology that allows users to make voice calls using a broadband Internet connection instead of a regular phone line. VoIP converts voice signals from phone calls into digital data packets that travel over the Internet or a private network using protocols like SIP. This allows for phone calls between computers or VoIP-enabled phones and traditional phones at low cost. Some key requirements for VoIP include software for voice processing, call signaling, and packet processing, as well as hardware like IP phones and gateways to connect to the public switched telephone network. VoIP can be used for calls over the public Internet, between offices on a private network, or with an IP PBX for a business phone system. Advantages
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This seminar presentation provides an overview of Voice over Internet Protocol (VoIP) technology. It discusses how VoIP works by converting voice signals to digital signals sent over the Internet via packet switching. It covers major components of VoIP networks like codecs, quality of service issues, and types of VoIP services. The presentation also highlights advantages of VoIP like reduced costs, and discusses future directions such as increased reliability and integration with other applications. In conclusion, it predicts growing adoption of VoIP technology for computer-based communications and cost-effective multimedia transfers.
Vo ip presentation
VoIP allows users to make phone calls using an Internet connection instead of a regular phone line. It converts voice signals into digital data that can be transmitted over the Internet or a private network. There are several ways to make VoIP calls, including using an analog telephone adapter, IP phone, or software on a computer. VoIP services offer benefits like reduced communication costs and integrated features, but require a reliable broadband connection and have some quality and security limitations compared to traditional phone systems.
VOIP Technology
Voice over IP (VoIP) is a methodology and group of technologies for the delivery of voice communications and multimedia sessions over Internet Protocol (IP) networks, such as the Internet. Other terms commonly associated with VoIP are IP telephony, Internet telephony, broadband telephony, and broadband phone service.
Internet terminology and VOIP protocol
This document discusses VOIP (Voice Over IP) and summarizes two main VOIP protocols: SIP and H.323. It also discusses supporting wireless technologies for VOIP like Wi-Fi and WiMAX. Finally, it provides definitions and concepts related to networking, web hosting, and Web 2.0.
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VoIP (Voice over Internet Protocol) allows users to make phone calls using an internet connection instead of a regular phone line. It emerged as an alternative to the traditional Public Switched Telephone Network. Some key points:
- The first VoIP software was introduced in 1995 and used H.323 protocol over home PCs.
- There are several VoIP architectures including PC-to-PC, phone-to-phone via internet, and connections between the internet and PSTN.
- Popular VoIP protocols are SIP, IAX, H.323, and IMS.
- VoIP provides advantages like lower costs, integration of voice and data, and video conferencing capabilities. Disadv
Voice Over IP (VoIP) and STREAMING
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Voip
here you can get som basic idea about VoIP like what is VoIP, how it works, PSTN vs. VoIP, application etc . . .
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This document discusses Voice over Internet Protocol (VoIP). It begins with an overview of how traditional telephone networks worked and have evolved to use Internet Protocol. The key protocols and standards used in VoIP like SIP, RTP are explained. The different modes of VoIP like PC-to-PC, PC-to-phone and phone-to-phone are outlined. Advantages of VoIP like cost savings and rich media services are contrasted with disadvantages such as dependence on internet connectivity. Challenges in providing quality of service, addressing delays and security issues with VoIP are also highlighted.
VoIP for Beginners
In this white paper, VoIP for Beginners, you’ll be introduced to how VoIP works.
Discover what occurs when a VoIP call is placed and received
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VoIP (Voice over Internet Protocol)
VoIP allows users to make voice calls over the internet instead of traditional phone lines. It works by converting voice signals to digital data packets that are transmitted over the internet and then reconverted at their destination. Key components include gateways, codecs, servers, and protocols like SIP and H.323. VoIP offers advantages like lower costs and integration with other systems but relies on internet connectivity and faces some security risks.
7 reasons why video conferencing world will never
The video conferencing world will never be the same again due to several technological trends:
1. Advances in CPU technology allow for higher quality video encoding and decoding on regular computers and mobile devices.
2. Scalable video coding allows a single system to replace traditional MCU infrastructure, supporting multiple resolutions from SD to 4K without transcoding.
3. WebRTC enables real-time communications directly in web browsers without plugins.
4. Interoperability standards like SIP allow different video systems to connect with one another.
5. Consumerization trends like mobility, BYOD, and wireless interfaces are influencing enterprise video conferencing.
Voice over internet protocol (VoIP)
Internet protocol (VoIP) is the technology of digitizing sound, compressing it, breaking it up into data packets, and sending it over an IP network.The conventional technique used for sending voice is PSTN (public switched telephone network) . As data traffic has higher speed than telephone traffic, so what we do most of the time we prefer to send voice over data networks. Voice over internet protocol (VoIP) is a method of telephone communication over a data network.
Future of voip- karan singh cypher
What is VoIP? 4. What is VoIP? VoIP = “Voice over Internet Protocol”. Basically, VoIP means Voice transmitted over a Digital Network”. Also called IP Telephony.
Vo ip
VoIP allows users to make voice calls using an Internet connection instead of a regular phone line. It works by converting voice into digital data packets that are transmitted over the IP network and then reconstructed at the receiving end. The key benefits of VoIP include lower costs compared to traditional phone service, open standards that ensure interoperability between vendors, and the ability to integrate voice and data onto a single network. Common VoIP protocols are H.323, SIP, and MGCP. VoIP sees broad use for internet calling and is widely used to provide phone services at a lower cost than traditional telephone networks.
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This document provides an overview of Voice over Internet Protocol (VoIP) including:
- What VoIP is, how it works by converting voice to digital signals and transmitting over the internet instead of traditional telephone networks. Popular services like Skype are mentioned.
- The main VoIP protocols and how VoIP allows calling from computers, phones, or phone adapters using an internet connection instead of dedicated phone lines.
- Differences between VoIP and traditional PSTN networks in terms of required infrastructure, bandwidth usage, features, and costs.
- Common VoIP devices like analog telephone adapters, software on computers, and IP phones. Popular VoIP providers and their typical costs are also outlined.
FreePBX Application Introduce
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Ip
you can be friend with me on orkut
"mangalforyou@gmail.com" : i belive in sharing the knowledge so please send project reports ,seminar and ppt. to me .
Ip
This document provides an overview of Internet Protocol Telephony (VoIP). It discusses how VoIP works by digitizing and compressing voice into packets transmitted over the Internet. It also covers some of the common protocols used, including Session Initiation Protocol (SIP) and H.323, and compares their advantages. Potential applications and challenges of VoIP are also mentioned.
2.Intro-to-VoIP.ppt
This document discusses the requirements and considerations for implementing voice over IP (VoIP) networks. It covers topics like the impact of packet loss, delay and jitter on voice quality in an IP network. It also addresses the need for consistent throughput, reliability, and different types of gateways. Additional sections provide details on encapsulating voice in IP packets, major VoIP protocols like RTP and RTCP, and calculating bandwidth requirements.
tftyfty.ppt
This document discusses the requirements and considerations for implementing voice over IP (VoIP) networks. It covers topics like the impact of packet loss, delay and jitter on voice quality in an IP network. It also addresses the need for consistent throughput, reliability, and different types of gateways. Additional sections provide details on encapsulating voice in IP packets, major VoIP protocols like RTP and RTCP, and calculating bandwidth requirements.
2.Intro-to-VoIP.ppt
This document discusses the requirements and considerations for implementing voice over IP (VoIP) networks. It covers topics like the effects of packet loss, delay and jitter on voice quality in an IP network. It also addresses the need for consistent throughput, reliability, and different types of gateways. Additional sections provide details on encapsulating voice in IP packets, major VoIP protocols like RTP and RTCP, and calculating bandwidth requirements.
1. VoIP.ppt
This document discusses the requirements and considerations for implementing voice over IP (VoIP) networks. It covers topics like the impact of packet loss, delay and jitter on voice quality in an IP network. It also addresses the need for consistent throughput, reliability, and different types of gateways. Additional sections provide details on encapsulating voice in IP packets, major VoIP protocols like RTP and RTCP, and calculating bandwidth requirements.
What is VoIP and How it works?
The document is a presentation by BroadConnect Telecom that introduces VoIP technology and BroadConnect's VoIP-enabled products and services. It defines VoIP as the delivery of voice communications over IP networks using standards-based protocols. It then describes BroadConnect's SIP server, IP phones, gateways, audio/video conferencing units, and IP cameras. The presentation explains how VoIP works by using codecs like G.711 to transfer voice data over the IP network. It outlines VoIP's advantages of low cost and security, as well as its need for constant power and internet connectivity. BroadConnect provides hosted PBX, SIP trunking, phone lines, communication services, internet services, and hosting solutions to help businesses simplify communications
MULTIMEDIA SERVICES OVER IP NETWORKS
This document provides an overview of multimedia services over IP networks and discusses two key protocols used: SIP and H.323. It describes the basics of SIP including session descriptions using SDP, message format, and session initiation. It also discusses SIP applications like IMS including requirements, protocols used, and architecture. For H.323, it outlines the network architecture including terminals, MCUs, gateways, and gatekeepers. It then describes the H.323 signaling protocols including RAS, H.225 call signaling, and H.245 call control.
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VoIP (Voice over Internet Protocol) allows users to make phone calls using an internet connection instead of a regular phone line. It emerged as an alternative to the traditional Public Switched Telephone Network. Some key points:
- The first VoIP software was introduced in 1995 and used H.323 protocol over home PCs.
- There are several VoIP architectures including PC-to-PC, phone-to-phone via internet, and connections between the internet and PSTN.
- Popular VoIP protocols are SIP, IAX, H.323, and IMS.
- VoIP provides advantages like lower costs, integration of voice and data, and video conferencing capabilities. Disadv
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Voice over Internet Protocol (VoIP), is a technology that allows to make voice calls using a broadband Internet connection instead of a regular (or analog) phone line (PSTN).
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here you can get som basic idea about VoIP like what is VoIP, how it works, PSTN vs. VoIP, application etc . . .
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This document discusses Voice over Internet Protocol (VoIP). It begins with an overview of how traditional telephone networks worked and have evolved to use Internet Protocol. The key protocols and standards used in VoIP like SIP, RTP are explained. The different modes of VoIP like PC-to-PC, PC-to-phone and phone-to-phone are outlined. Advantages of VoIP like cost savings and rich media services are contrasted with disadvantages such as dependence on internet connectivity. Challenges in providing quality of service, addressing delays and security issues with VoIP are also highlighted.
VoIP for Beginners
In this white paper, VoIP for Beginners, you’ll be introduced to how VoIP works.
Discover what occurs when a VoIP call is placed and received
Understand the key technical terms and learn the issues that affect bandwidth and call quality Learn three issues to consider when defining VoIP call quality
VoIP (Voice over Internet Protocol)
VoIP allows users to make voice calls over the internet instead of traditional phone lines. It works by converting voice signals to digital data packets that are transmitted over the internet and then reconverted at their destination. Key components include gateways, codecs, servers, and protocols like SIP and H.323. VoIP offers advantages like lower costs and integration with other systems but relies on internet connectivity and faces some security risks.
7 reasons why video conferencing world will never
The video conferencing world will never be the same again due to several technological trends:
1. Advances in CPU technology allow for higher quality video encoding and decoding on regular computers and mobile devices.
2. Scalable video coding allows a single system to replace traditional MCU infrastructure, supporting multiple resolutions from SD to 4K without transcoding.
3. WebRTC enables real-time communications directly in web browsers without plugins.
4. Interoperability standards like SIP allow different video systems to connect with one another.
5. Consumerization trends like mobility, BYOD, and wireless interfaces are influencing enterprise video conferencing.
Voice over internet protocol (VoIP)
Internet protocol (VoIP) is the technology of digitizing sound, compressing it, breaking it up into data packets, and sending it over an IP network.The conventional technique used for sending voice is PSTN (public switched telephone network) . As data traffic has higher speed than telephone traffic, so what we do most of the time we prefer to send voice over data networks. Voice over internet protocol (VoIP) is a method of telephone communication over a data network.
Future of voip- karan singh cypher
What is VoIP? 4. What is VoIP? VoIP = “Voice over Internet Protocol”. Basically, VoIP means Voice transmitted over a Digital Network”. Also called IP Telephony.
Vo ip
VoIP allows users to make voice calls using an Internet connection instead of a regular phone line. It works by converting voice into digital data packets that are transmitted over the IP network and then reconstructed at the receiving end. The key benefits of VoIP include lower costs compared to traditional phone service, open standards that ensure interoperability between vendors, and the ability to integrate voice and data onto a single network. Common VoIP protocols are H.323, SIP, and MGCP. VoIP sees broad use for internet calling and is widely used to provide phone services at a lower cost than traditional telephone networks.
Voip
This document provides an overview of Voice over Internet Protocol (VoIP) including:
- What VoIP is, how it works by converting voice to digital signals and transmitting over the internet instead of traditional telephone networks. Popular services like Skype are mentioned.
- The main VoIP protocols and how VoIP allows calling from computers, phones, or phone adapters using an internet connection instead of dedicated phone lines.
- Differences between VoIP and traditional PSTN networks in terms of required infrastructure, bandwidth usage, features, and costs.
- Common VoIP devices like analog telephone adapters, software on computers, and IP phones. Popular VoIP providers and their typical costs are also outlined.
FreePBX Application Introduce
FreePBX is a web-based open source GUI (graphical user interface) that controls and manages Asterisk (PBX), an open source communication server.
Ip
you can be friend with me on orkut
"mangalforyou@gmail.com" : i belive in sharing the knowledge so please send project reports ,seminar and ppt. to me .
Ip
This document provides an overview of Internet Protocol Telephony (VoIP). It discusses how VoIP works by digitizing and compressing voice into packets transmitted over the Internet. It also covers some of the common protocols used, including Session Initiation Protocol (SIP) and H.323, and compares their advantages. Potential applications and challenges of VoIP are also mentioned.
2.Intro-to-VoIP.ppt
This document discusses the requirements and considerations for implementing voice over IP (VoIP) networks. It covers topics like the impact of packet loss, delay and jitter on voice quality in an IP network. It also addresses the need for consistent throughput, reliability, and different types of gateways. Additional sections provide details on encapsulating voice in IP packets, major VoIP protocols like RTP and RTCP, and calculating bandwidth requirements.
tftyfty.ppt
This document discusses the requirements and considerations for implementing voice over IP (VoIP) networks. It covers topics like the impact of packet loss, delay and jitter on voice quality in an IP network. It also addresses the need for consistent throughput, reliability, and different types of gateways. Additional sections provide details on encapsulating voice in IP packets, major VoIP protocols like RTP and RTCP, and calculating bandwidth requirements.
2.Intro-to-VoIP.ppt
This document discusses the requirements and considerations for implementing voice over IP (VoIP) networks. It covers topics like the effects of packet loss, delay and jitter on voice quality in an IP network. It also addresses the need for consistent throughput, reliability, and different types of gateways. Additional sections provide details on encapsulating voice in IP packets, major VoIP protocols like RTP and RTCP, and calculating bandwidth requirements.
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This document discusses the requirements and considerations for implementing voice over IP (VoIP) networks. It covers topics like the impact of packet loss, delay and jitter on voice quality in an IP network. It also addresses the need for consistent throughput, reliability, and different types of gateways. Additional sections provide details on encapsulating voice in IP packets, major VoIP protocols like RTP and RTCP, and calculating bandwidth requirements.
What is VoIP and How it works?
The document is a presentation by BroadConnect Telecom that introduces VoIP technology and BroadConnect's VoIP-enabled products and services. It defines VoIP as the delivery of voice communications over IP networks using standards-based protocols. It then describes BroadConnect's SIP server, IP phones, gateways, audio/video conferencing units, and IP cameras. The presentation explains how VoIP works by using codecs like G.711 to transfer voice data over the IP network. It outlines VoIP's advantages of low cost and security, as well as its need for constant power and internet connectivity. BroadConnect provides hosted PBX, SIP trunking, phone lines, communication services, internet services, and hosting solutions to help businesses simplify communications
MULTIMEDIA SERVICES OVER IP NETWORKS
This document provides an overview of multimedia services over IP networks and discusses two key protocols used: SIP and H.323. It describes the basics of SIP including session descriptions using SDP, message format, and session initiation. It also discusses SIP applications like IMS including requirements, protocols used, and architecture. For H.323, it outlines the network architecture including terminals, MCUs, gateways, and gatekeepers. It then describes the H.323 signaling protocols including RAS, H.225 call signaling, and H.245 call control.
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一比一原版制作UST毕业证【微信176555708】圣托马斯大学毕业证书原版↑制作圣托马斯大学学历认证文凭办理圣托马斯大学留信网认证,留学回国办理毕业证成绩单文凭学历认证【微信176555708】专业为海外学子办理毕业证成绩单、文凭制作，学历仿制，回国人员证明、做文凭，研究生、本科、硕士学历认证、留信认证、结业证、学位证书样本、美国教育部认证百分百真实存档可查】（留信学历认证永久存档查询）采用学校原版纸张、特殊工艺完全按照原版一比一制作（包括：隐形水印，阴影底纹，钢印LOGO烫金烫银，LOGO烫金烫银复合重叠，文字图案浮雕，激光镭射，紫外荧光，温感，复印防伪）行业标杆！精益求精，诚心合作，真诚制作！多年品质 ,按需精细制作，24小时接单,全套进口原装设备，十五年致力于帮助留学生解决难题，业务范围有加拿大、英国、澳洲、韩国、美国、新加坡，新西兰等学历材料，包您满意。
◆◆◆◆◆ — — — — — — — — 【留学教育】留学归国服务中心 — — — — — -◆◆◆◆◆
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一.毕业证【微信：176555708】成绩单、使馆认证、教育部认证、雅思托福成绩单、学生卡等！
二.真实使馆公证(即留学回国人员证明,不成功不收费)
三.真实教育部学历学位认证（教育部存档！教育部留服网站永久可查）
四.办理各国各大学文凭(一对一专业服务,可全程监控跟踪进度)
如果您处于以下几种情况：
◇在校期间，因各种原因未能顺利毕业……拿不到官方毕业证【微信：176555708】
◇面对父母的压力，希望尽快拿到；
◇不清楚认证流程以及材料该如何准备；
◇回国时间很长，忘记办理；
◇回国马上就要找工作，办给用人单位看；
◇企事业单位必须要求办理的
◇需要报考公务员、购买免税车、落转户口
◇申请留学生创业基金
留信网认证的作用:
1:该专业认证可证明留学生真实身份
2:同时对留学生所学专业登记给予评定
3:国家专业人才认证中心颁发入库证书
4:这个认证书并且可以归档倒地方
5:凡事获得留信网入网的信息将会逐步更新到个人身份内，将在公安局网内查询个人身份证信息后，同步读取人才网入库信息
6:个人职称评审加20分
7:个人信誉贷款加10分→ 【关于价格问题（保证一手价格）
8:在国家人才网主办的国家网络招聘大会中纳入资料，供国家高端企业选择人才
选择实体注册公司办理，更放心，更安全！我们的承诺：可来公司面谈，可签订合同，会陪同客户一起到教育部认证窗口递交认证材料，客户在教育部官方认证查询网站查询到认证通过结果后付款，不成功不收费！
我们所定的价格是非常合理的，而且我们现在做得单子大多数都是代理和回头客户介绍的所以一般现在有新的单子 我给客户的都是第一手的代理价格，因为我想坦诚对待大家 不想跟大家在价格方面浪费时间
对于老客户或者被老客户介绍过来的朋友，我们都会适当给一些优惠。
学历顾问：微信：176555708
制作原版1:1(Monash毕业证)莫纳什大学毕业证成绩单办理假
退学买莫纳什大学毕业证>【微信176555708】办理莫纳什大学毕业证成绩单【微信176555708】Monash毕业证成绩单Monash学历证书Monash文凭【Monash毕业套号文凭网认证莫纳什大学毕业证成绩单】【哪里买莫纳什大学毕业证文凭Monash成绩学校快递邮寄信封】【开版莫纳什大学文凭】Monash留信认证本科硕士学历认证1:1完美还原海外各大学毕业材料上的工艺：水印阴影底纹钢印LOGO烫金烫银LOGO烫金烫银复合重叠。文字图案浮雕激光镭射紫外荧光温感复印防伪。
可办理以下真实莫纳什大学存档留学生信息存档认证：
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留学本科/硕士毕业证书成绩单制作流程：
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2开始安排制作莫纳什大学毕业证成绩单电子图；
3莫纳什大学毕业证成绩单电子版做好以后发送给您确认；
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6快递给客户（国内顺丰国外DHLUPS等快读邮寄）
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办理新西兰奥克兰大学毕业证学位证书范本原版一模一样
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本公司拥有海外各大学样板无数，能完美还原海外各大学 Bachelor Diploma degree, Master Degree Diploma
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留信网认证的作用:
1:该专业认证可证明留学生真实身份
2:同时对留学生所学专业登记给予评定
3:国家专业人才认证中心颁发入库证书
4:这个认证书并且可以归档倒地方
5:凡事获得留信网入网的信息将会逐步更新到个人身份内，将在公安局网内查询个人身份证信息后，同步读取人才网入库信息
6:个人职称评审加20分
7:个人信誉贷款加10分
8:在国家人才网主办的国家网络招聘大会中纳入资料，供国家高端企业选择人才
不能毕业如何获得(USYD毕业证)悉尼大学毕业证成绩单一比一原版制作
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一.毕业证、成绩单、使馆认证、教育部认证、雅思托福成绩单、学生卡等！
二.真实使馆公证(即留学回国人员证明,不成功不收费)
三.真实教育部学历学位认证（教育部存档！教育部留服网站永久可查）
四.办理各国各大学文凭(一对一专业服务,可全程监控跟踪进度)
国外毕业证、学位证、成绩单办理流程：
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4、毕业证、成绩单电子版您确认信息无误之后安排制作成品；
5、成品做好拍照或者视频给您确认；
6、快递给客户（国内顺丰，国外DHL、UPS等快读邮寄）。
专业服务，请勿犹豫联系我！本公司是留学创业和海归创业者们的桥梁。一次办理，终生受用，一步到位，高效服务。详情请在线咨询办理,欢迎有诚意办理的客户咨询!洽谈。
◆招聘代理：本公司诚聘英国、加拿大、澳洲、新西兰、加拿大、法国、德国、新加坡各地代理人员，如果你有业余时间，有兴趣就请联系我们咨询【微信176555708】
没文凭怎么找工作。让您回国发展信心十足！
★、真实教育部学历学位认证；（一对一专业服务，可全程监控跟踪进度）
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★、毕业证、成绩单等材料，从防伪到印刷、水印到钢印烫金，高精仿度都是跟学校原版100%相同的；（敬请放心使用）
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办理毕业证(NYU毕业证)纽约大学毕业证成绩单官方原版办理
退学买【纽约大学毕业证认证】【办证微信176555708】【纽约大学文凭毕业证制作】【NYU学历学位证书哪里买】办理纽约大学学位证书扫描件、办理纽约大学雅思证书！
国际留学归国服务中心【如何办纽约大学毕业证认证】【NYU学位证书扫描件哪里买】实体公司，注册经营，行业标杆，精益求精！（留信学历认证永久存档查询）采用学校原版纸张、特殊工艺完全按照原版一比一制作（包括：隐形水印，阴影底纹，钢印LOGO烫金烫银，LOGO烫金烫银复合重叠，文字图案浮雕，激光镭射，紫外荧光，温感，复印防伪）行业标杆！精益求精，诚心合作，真诚制作！多年品质 ,按需精细制作，24小时接单,全套进口原装设备，十五年致力于帮助留学生解决难题，业务范围有加拿大、英国、澳洲、韩国、美国、新加坡，新西兰等学历材料，包您满意。
◆◆◆◆◆ — — — — — — — — 【留学教育】留学归国服务中心 — — — — — -◆◆◆◆◆
【主营项目】
一.毕业证【微信：176555708】成绩单、使馆认证、教育部认证、雅思托福成绩单、学生卡等！
二.真实使馆公证(即留学回国人员证明,不成功不收费)
三.真实教育部学历学位认证（教育部存档！教育部留服网站永久可查）
四.办理各国各大学文凭(一对一专业服务,可全程监控跟踪进度)
如果您处于以下几种情况：
◇在校期间，因各种原因未能顺利毕业……拿不到官方毕业证【微信：176555708】
◇面对父母的压力，希望尽快拿到；
◇不清楚认证流程以及材料该如何准备；
◇回国时间很长，忘记办理；
◇回国马上就要找工作，办给用人单位看；
◇企事业单位必须要求办理的
◇需要报考公务员、购买免税车、落转户口
◇申请留学生创业基金
留信网认证的作用:
1:该专业认证可证明留学生真实身份
2:同时对留学生所学专业登记给予评定
3:国家专业人才认证中心颁发入库证书
4:这个认证书并且可以归档倒地方
5:凡事获得留信网入网的信息将会逐步更新到个人身份内，将在公安局网内查询个人身份证信息后，同步读取人才网入库信息
6:个人职称评审加20分
7:个人信誉贷款加10分→ 【关于价格问题（保证一手价格）
8:在国家人才网主办的国家网络招聘大会中纳入资料，供国家高端企业选择人才
选择实体注册公司办理，更放心，更安全！我们的承诺：可来公司面谈，可签订合同，会陪同客户一起到教育部认证窗口递交认证材料，客户在教育部官方认证查询网站查询到认证通过结果后付款，不成功不收费！
我们所定的价格是非常合理的，而且我们现在做得单子大多数都是代理和回头客户介绍的所以一般现在有新的单子 我给客户的都是第一手的代理价格，因为我想坦诚对待大家 不想跟大家在价格方面浪费时间
对于老客户或者被老客户介绍过来的朋友，我们都会适当给一些优惠。
学历顾问：微信：176555708
留学学历(UoA毕业证)奥克兰大学毕业证成绩单官方原版办理
制做办理奥克兰大学学历证书＜176555708微信＞【毕业证明信-推荐信做学费单＞【微信176555708】【制作UoA毕业证文凭认证奥克兰大学毕业证成绩单购买】【UoA毕业证书】{奥克兰大学文凭购买}】成绩单，录取通知书，Offer，在读证明，雅思托福成绩单，真实大使馆教育部认证，回国人员证明，＞【制作UoA毕业证文凭认证奥克兰大学毕业证成绩单购买】【UoA毕业证书】{奥克兰大学文凭购买}留信网认证。
奥克兰大学学历证书＜微信176555708（一对一服务包括毕业院长签字,专业课程,学位类型,专业或教育领域,以及毕业日期.不要忽视这些细节.这两份文件同样重要!毕业证成绩单文凭留信网学历认证！）[留学文凭学历认证(留信认证使馆认证)奥克兰大学毕业证成绩单毕业证证书大学Offer请假条成绩单语言证书国际回国人员证明高仿教育部认证申请学校等一切高仿或者真实可查认证服务。
多年留学服务公司,拥有海外样板无数能完美1:1还原海外各国大学degreeDiplomaTranscripts等毕业材料。海外大学毕业材料都有哪些工艺呢？工艺难度主要由：烫金.钢印.底纹.水印.防伪光标.热敏防伪等等组成。而且我们每天都在更新海外文凭的样板以求所有同学都能享受到完美的品质服务。
国外毕业证学位证成绩单办理方法：
1客户提供办理奥克兰大学奥克兰大学硕士毕业证成绩单信息：姓名生日专业学位毕业时间等（如信息不确定可以咨询顾问：我们有专业老师帮你查询）；
2开始安排制作毕业证成绩单电子图；
3毕业证成绩单电子版做好以后发送给您确认；
4毕业证成绩单电子版您确认信息无误之后安排制作成品；
5成品做好拍照或者视频给您确认；
6快递给客户（国内顺丰国外DHLUPS等快读邮寄）
— — — — 我们是挂科和未毕业同学们的福音我们是实体公司精益求精的工艺！ — — — -
一真实留信认证的作用(私企外企荣誉的见证):
1：该专业认证可证明留学生真实留学身份同时对留学生所学专业等级给予评定。
2：国家专业人才认证中心颁发入库证书这个入网证书并且可以归档到地方。
3：凡是获得留信网入网的信息将会逐步更新到个人身份内将在公安部网内查询个人身份证信息后同步读取人才网入库信息。
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◇在校期间，因各种原因未能顺利毕业……拿不到官方毕业证【微信：176555708】
◇面对父母的压力，希望尽快拿到；
◇不清楚认证流程以及材料该如何准备；
◇回国时间很长，忘记办理；
◇回国马上就要找工作，办给用人单位看；
◇企事业单位必须要求办理的
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3:国家专业人才认证中心颁发入库证书
4:这个认证书并且可以归档倒地方
5:凡事获得留信网入网的信息将会逐步更新到个人身份内，将在公安局网内查询个人身份证信息后，同步读取人才网入库信息
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7:个人信誉贷款加10分→ 【关于价格问题（保证一手价格）
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选择实体注册公司办理，更放心，更安全！我们的承诺：可来公司面谈，可签订合同，会陪同客户一起到教育部认证窗口递交认证材料，客户在教育部官方认证查询网站查询到认证通过结果后付款，不成功不收费！
我们所定的价格是非常合理的，而且我们现在做得单子大多数都是代理和回头客户介绍的所以一般现在有新的单子 我给客户的都是第一手的代理价格，因为我想坦诚对待大家 不想跟大家在价格方面浪费时间
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三.真实教育部学历学位认证（教育部存档！教育部留服网站永久可查）
四.办理各国各大学文凭(一对一专业服务,可全程监控跟踪进度)
如果您处于以下几种情况：
◇在校期间，因各种原因未能顺利毕业……拿不到官方毕业证【q/微741003700】
◇面对父母的压力，希望尽快拿到；
◇不清楚认证流程以及材料该如何准备；
◇回国时间很长，忘记办理；
◇回国马上就要找工作，办给用人单位看；
◇企事业单位必须要求办理的
◇需要报考公务员、购买免税车、落转户口
◇申请留学生创业基金
留信网认证的作用:
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2:同时对留学生所学专业登记给予评定
3:国家专业人才认证中心颁发入库证书
4:这个认证书并且可以归档倒地方
5:凡事获得留信网入网的信息将会逐步更新到个人身份内，将在公安局网内查询个人身份证信息后，同步读取人才网入库信息
6:个人职称评审加20分
7:个人信誉贷款加10分
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◆◆◆◆◆ — — — — — — — — 【留学教育】留学归国服务中心 — — — — — -◆◆◆◆◆
【主营项目】
一.毕业证【微信：176555708】成绩单、使馆认证、教育部认证、雅思托福成绩单、学生卡等！
二.真实使馆公证(即留学回国人员证明,不成功不收费)
三.真实教育部学历学位认证（教育部存档！教育部留服网站永久可查）
四.办理各国各大学文凭(一对一专业服务,可全程监控跟踪进度)
如果您处于以下几种情况：
◇在校期间，因各种原因未能顺利毕业……拿不到官方毕业证【微信：176555708】
◇面对父母的压力，希望尽快拿到；
◇不清楚认证流程以及材料该如何准备；
◇回国时间很长，忘记办理；
◇回国马上就要找工作，办给用人单位看；
◇企事业单位必须要求办理的
◇需要报考公务员、购买免税车、落转户口
◇申请留学生创业基金
留信网认证的作用:
1:该专业认证可证明留学生真实身份
2:同时对留学生所学专业登记给予评定
3:国家专业人才认证中心颁发入库证书
4:这个认证书并且可以归档倒地方
5:凡事获得留信网入网的信息将会逐步更新到个人身份内，将在公安局网内查询个人身份证信息后，同步读取人才网入库信息
6:个人职称评审加20分
7:个人信誉贷款加10分→ 【关于价格问题（保证一手价格）
8:在国家人才网主办的国家网络招聘大会中纳入资料，供国家高端企业选择人才
选择实体注册公司办理，更放心，更安全！我们的承诺：可来公司面谈，可签订合同，会陪同客户一起到教育部认证窗口递交认证材料，客户在教育部官方认证查询网站查询到认证通过结果后付款，不成功不收费！
我们所定的价格是非常合理的，而且我们现在做得单子大多数都是代理和回头客户介绍的所以一般现在有新的单子 我给客户的都是第一手的代理价格，因为我想坦诚对待大家 不想跟大家在价格方面浪费时间
对于老客户或者被老客户介绍过来的朋友，我们都会适当给一些优惠。
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Último (20)
1. IP Internetwork.pptx
- 1. IP Internetwork • IP is connectionless. • IP provides multiple paths from source to destination.
- 3. VoIP Protocols and the OSI Model
- 4. Bandwidth Implications of Codec
- 5. Impact of Voice Samples
- 6. Picture
- 7. IP address to Phone Number • VoIP look for IP address • Translate Phone numbers to IP addresses • The central call processor is a piece of hardware running a specialized database/mapping program called a soft switch. • Soft switches know: • Where the endpoint is on the network • What phone number is associated with that endpoint • The current IP address assigned to that endpoint • If soft switch does not have the information, the request is handled by another soft switch.
- 8. Protocols • Used to connect different pieces of hardware. • H.323 • Most widely used protocol • provides specifications for real-time, interactive videoconferencing, data sharing and audio applications (VoIP) • SIP • More streamlined protocol • Developed specifically for VoIP • Lack of a standard protocol is a problem. Not always compatible.
- 9. Advantages • Cost • Free VoIP to VoIP • Low cost VoIP to Public Switch Telephone Network (PSTN) • Less bandwidth requirements • Low cost / no cost software and hardware • Mobility • Any internet connection • Growing number of wireless broadband locations
- 10. VoIP Architectures • PC to PC Internet
- 11. VoIP Architectures • Phone to Phone via the Internet Internet
- 12. VoIP Architectures • Phone to Internet to Gateway to PSTN Internet GATEWAY PSTN
- 13. Cisco 7970 IP Phone
- 14. IP hard phones
- 16. Media gateway • An active device for interfacing PSTN lines to VoIP server. • Available in 8, 16 and 24 port denominations • Converts analog signals to digital and vice versa • H.323 protocol used between VoIP server and media gateway for call handling
- 17. Codec Acronym for coder-decoder Separate codec used for audio and video One of the function is to compress the raw audio / video to save bandwidth Efficiency of codec determines the quality of audio / video Popular audio codecs G711, G722, G723, G726, G729 Popular video codecs H261, H263, H264
- 18. Schematic of a VoIP setup
- 19. Signal flow in VoIP
- 20. How a VoIP phone is connected Do not need additional data and power point Single data point serve both PC & Phone POE (Power Over Ethernet) provide power for VoIP phone VoIP POE enabled
- 21. Integrated TIFR voice communication system