VOIP, also known as IP phone or IP phone, is the abbreviation of Voice Over IP. This technology is used to encode, digitize, compress, and compress Voice signals into Compressed Frames, then, the IP packet is converted to the IP packet for transmission over the IP network, thus achieving the purpose of voice communication over the IP network. The IP Phone greatly improves the utilization of network bandwidth and reduces the communication cost. its wid
VoIP has become a major topic in the era of integration. How to better utilize the functions of VoIP in the aspect of open-source and throttling, and reduce the communication costs of enterprises and individuals has also become a common concern in the industry.
At the beginning, as a technology used in Internet applications, VoIP was widely loved by Internet user
As VoIP continues to replace analog phones in the enterprise voice communication market, this technology is also rapidly adopted in residential environments and Small and Medium-Sized Enterprises (SMBs. The advantages of VoIP, such as multiple lines, the use of cheap digital media voice communication systems, and significantly reduce the communication rate, not only for large enterprises, but also for small
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We now have a lot of knowledge about VoIP technology, and we are almost at risk to talk about other applications and usage knowledge. In the use of VoIP technology, we will transmit voice signals in the IP network. However, there are also many technical needs to achieve long-distance IP network spanning.
◆ Session edge controller SBC) Technology
Session edge controller SBC, or session Controller) is a
Implementation principles and key technologies of VOIP: basic principles and implementation forms IP telephone systems convert analog signals of common telephones into IP data packets sent by computers over the Internet, at the same time, it also converts the received IP packet into a sound analog electrical signal. After the conversion and compression of the IP Phone System, the transmission rate of each common phone is approximately 8-11 kbit/s band
As long as your network architecture management and preparation are in place, VoIP will be excellent on the wide area network.
Enterprises should know that the performance of the VoIP system is no different from that of the traditional TDMPBX. According to MarkArman, vice president of the ShoreTel marketing department, using VoIP on the wide area network requires
With the development and application of VoIP, VoIP has attracted more attention from hackers, network scammers, and spam email makers. As a result, the security of VoIP has become increasingly prominent. Typical VoIP Security problems include:
· Anti-virus and attack prevention: the security of
usable. that's why the concept of SIP proxy exists: the proxy is responsible for routing cballs whatever the IP address of end-users is. voIP OperatorsCompany are deploying sip proxies on the Internet to get sip callrouted for their subscribers.
Direct Dialing is not always available on the internet due to changes in IP addresses, firewalls, and other factors. this is why there is a sip Proxy: The SIP proxy can implement the routing function without
VoIP decisions should not be based on technology, but on how it affects your business. Before deciding to use VoIP, choose hosted VoIP or implement it on your own, enterprise decision makers should ask themselves 10 questions.
Before Janou Pakter's chief financial officer Bob Halper decided to change the company's voice and Internet services, he is used to compar
Bkjia.com comprehensive report: Fluke network provides innovative network monitoring solutions for testing, monitoring, and analysis for enterprises and telecommunications networks™A VoIP enterprise toolbox designed for existing network infrastructure to ensure successful deployment of VoIP phones. By using the three important test tools in this toolbox-including a cable tester, an online performance tester
Both VoIP and WiMAX pose a threat and challenge to traditional technologies in their respective areas. The combination of them will also make new demands and new effects on the development of communication technology.
Priority support for VoIP services
For WiMAX, VoIP voice service as a basic business type must be supported first.
WiMAX network based on IP pro
Discovery Time:020 Vulnerability Type: Other020 Affiliated Construction Station procedure: Other020 Owning server type: generic020 Owning programming Language: Other020 Description: The target Web server has track method enabled.
1.track_method is a nonstandard protocol debugging method defined by some Web servers.
2. Because the method returns arbitrary data submitted by the client as it is, it can be used for cross-site scripting (XSS) attacks, which are also known as Cross station tracking
In the field of mobile instant messaging applications, VoIP is the most popular.
Unlike Common Instant Messaging Software, VoIP phones support instant messaging that is traditionally "online, one of the biggest advantages of VoIP is that you can directly use computer, mobile phone, Apple iphone, and other Internet terminals to call a phone to any mobile phone or
PS Dafa, complex watermark No Trace removal method, not for the flood printing worry
Effect chart--The restoration is very clean!
Original image-The beauty is covered with a complex watermark. If it can be removed, how exciting it will be! Let's try it.
The premise of this tutorial: you have to have the original image of the watermark. Otherwise, everything is empty talk. Of course. Most of the cases, the image watermark is
I. NAT/ALG Mode
Normal Nat implements address translation by modifying the UDP or TCP packet header address information. However, for VoIP applications, address information must also be included in the TCP/UDP net load, ALG Mode means that the VoIP Terminal in the private network fills in the private network address in the Net Load. The address information is changed to the external address on the NAT when
NAT/ALG Mode
Normal NAT implements address translation by modifying the UDP or TCP packet header address information. However, for VOIP applications, address information must also be included in the TCP/UDP net load, ALG Mode means that the VOIP Terminal in the private network fills in the private network address in the Net Load. The address information is changed to the external address on the NAT when it
Telephone adapter and Broadband RouterNot long ago, Linksys launched two new Internet phone products. One is a analog phone adapter, which has two phone jacks that provide VoIP services, and can be used by any common home phone. Most users want to share Internet connections with their computers at the same time. If a user already has a vro, the analog telephone adapter can connect their phone to VoIP to pro
Are you ready for the risk of using VoIP? This article will introduce some information you need to know before applying VoIP. Every VoIP vendor on the market recommends infrastructure audits. For you, it is important to know what they want to view, and it is also important to look for issues they may not solve in the audit.
When checking your network, the robustn
In today's Unified Communication Market, vendors are scrambling to repackage their existing products with the concept of "Unified Communication" and then sell them, it is difficult for system integrators and users to understand the essence of these repackaged products. This also reflects the general development trend of the commercialization of the Unified Communication Field. How can products be commercialized without being recognized together? But in fact, this is not the first case in the his
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