voip blocking

through the Server, which may cause potential bottlenecks and users must add additional proxy devices for the Video Conferencing System. The above solutions are technical solutions to firewall and NAT problems. However, users in China still encounter non-technical problems in actual use. One is that China's broadband network service providers play the role of telecom service providers at the same time. Audio and video communication services over the Internet will have an impact on their origina

VoIP and data convergence networks are consuming a lot of money from enterprises, but they still have a problem: "Is this network security ?" For Alphonse Edouard, vice president of IT affairs at Dune Capital Management, an investment company, VoIP has become a business foundation. Therefore, it is essential to ensure the security of VoIP. Edouard said that voice

The earliest VoIP technology service was created to solve the long-distance telephone bill problem. However, with the continuous improvement of technology, the VoIP technology service has gradually expanded its scope, video, fax and other services, and it can also achieve low-cost and high-quality transmission functions. In itself, this has already greatly impacted the market ......

Security is often one of the main reasons for enterprises not to use VoIP. Network administrators need to overcome such exaggerated publicity and apply correct security measures to maximize the reliability of voice networks and successfully launch such services. Changing to VoIP requires many changes. In the old-fashioned TDM (time-division multiplexing) Speech Communication, PBX (switch) is a separate clos

Many people are discussing the advantages of various VoIP services, but when your company decides to use VoIP technology, there are many other decisions that need to be made apart from choosing a service enterprise. If you have some knowledge about how to send calls to various hardware devices over an IP network and understand the components required for various functions of different components, you can ea

Pjsip is an open source SIP protocol stack. It supports a wide range of SIP extensions and is arguably one of the most popular sip stacks. It implements SIP, SDP, RTP, STUN, turn, and ice. PJSIP provides a very clear API as well as NAT traversal capabilities as a SIP-based multimedia communication framework. Pjsip is very well-ported and supports almost all today's systems: from desktop systems to embedded systems to smartphones. Pjsip also supports voice, video, status rendering, and instant me

Relationship Management) system closely with, In order to maximize customer satisfaction and loyalty to enterprises to bring more business opportunities. Whether it is internal communication, or communication between enterprises and customers, it will be a huge application field of fusion communication. Converged Communications Service is based on the ability to provide voice, data, video and multimedia business information and communication technology to carry out a full range of business ser

VoIP vulnerabilities have once become a threat to VoIP and its devices, resulting in unavailability or poor call quality. However, a recent finding shows that some types of VoIP attacks can be used to access the data network and steal information. According to a survey by Sipera VIPER laboratory, portable computers running Vo