On September 18, the world's top science and technology event-2020 Yunqi Conference ended successfully. For the first time, this conference adopted the "cloud" format, bringing three main forums and exhibition halls, 100 sub-forums and special sessions, 100 city sites online and offline linkages, and 100 new product releases for global technologists. Among them, the new generation of CDN technology breakthroughs and application practice product technology special focus on the current global enterprise digital trend, around the new generation of CDN low-latency, programmable, high security, data and other technical features, discussed CDN together with industry and partners Technical thinking and practical cases.
Low-latency, programmable, high-security, and data-based enterprise-level CDN
Alibaba Cloud senior technical expert Hao Chong delivered a keynote speech "From Comprehensive Cloud to Comprehensive Acceleration". He believes that with the rapid development of the Internet and digitalization, "online" can make it easier for enterprises to complete the concept of regional expansion. More and more companies are moving services to the cloud to support the changing needs of users and provide more convenient and efficient online services. Nowadays, corporate online is no longer a question of "whether or not", but a question of "good or not".
In this context, the response speed of enterprise applications has become one of the key indicators that today's decision makers pay attention to, and it is also a decisive factor in the strength of enterprise service capabilities. At the meeting, Hao Chong announced the official release of the global real-time transmission network-GRTN . GRTN is a global real-time transmission network based on the core capabilities of Alibaba Cloud’s years of accumulation of live broadcasting systems and dynamic path optimization. It relies on ultra-low latency to provide enterprises with communication-level real-time transmission capabilities and high-quality guarantees. Compared with traditional live broadcasts, GRTN supports two-way transmission. With GRTN, enterprises can easily implement services such as multi-person meetings and large-scale interactive real-time live broadcasts. Scenes. In addition, Hao Chong also gave a detailed interpretation of the evolution direction of Alibaba Cloud's new-generation CDN technology.
First, accelerate across the board. With the help of self-developed protocol stack, new dynamic path optimization and powerful network infrastructure, Alibaba Cloud CDN provides protocol-independent comprehensive acceleration capabilities, supports the latest protocols such as QUIC/HTTP3 for the seventh layer, and provides WebSocket acceleration and IP for the fourth and third layers Access support such as application acceleration.
Second, it is programmable. With the popularization of cloud-native technology, Alibaba Cloud’s programmable CDN capabilities have gradually increased. It has been implemented at the edge close to users. It supports the offloading of stateless business logic at the edge in the form of functions or containers to provide the shortest time Extended interactive response. At the same time, based on the powerful basic resource capabilities and high-performance architecture of the Alibaba Cloud CDN platform, it can easily meet the massive elastic needs of enterprises.
Third, safety. Based on CDN nodes around the world and years of offensive and defensive data accumulation, combined with Alibaba Cloud Security's world-leading WAF, anti-DDoS, anti-CC and other security capabilities, it provides enterprises with multi-dimensional protection capabilities including network layer and application layer. At the same time, in order to meet the one-stop acceleration and security needs of the government and enterprise industries, Alibaba Cloud has launched a government and enterprise security acceleration solution to help customers in the fields of finance, broadcasting and media, and traditional enterprises easily obtain stable and smooth online business and security compliance.
Fourth, data decision-making. Online companies need accurate and efficient data systems to support business operations. Alibaba Cloud CDN provides a world-leading data delivery system to help companies build scientific decision-making capabilities superior to their competitors. In terms of delivery timeliness, based on CDN detection and routing capabilities and distributed log channels, providing the ultimate speed in seconds; in terms of delivery methods, combining SLS, HTTP-POST, Kafka and other common methods, allowing enterprises to easily obtain data Content, and also supports direct delivery to cloud products. Enterprises can complete custom processing and storage through different products such as ODPS/OSS/Digital Plus; in terms of data comprehensiveness, CDN provides access, back-to-source, exceptions, and arrangement of processing results, etc. Data content of different latitudes provides detailed decision support for enterprises.
Global layout helps Chinese companies go overseas
On the Internet, every application builder is relentlessly pursuing faster service speed, more diverse service forms, and broader service areas. When the enterprise is under the globalization layout, users are widely distributed and farther from the origin, CDN becomes an even more indispensable capability.
Alibaba Cloud senior product operation expert Yang Yaoxin said in his speech: Alibaba Cloud CDN has covered capabilities in more than 100 operators in more than 80 countries around the world . Based on the deep cultivation of business scenarios on the global cloud, Alibaba Cloud CDN has built multi-location data centers and media centers, built an accelerated network and scheduling system covering the world, and supports localized processing of live broadcast and on-demand content in overseas regions, and completes Provides support for data compliance in different regions and assists companies in one-stop solution to global content acceleration issues.
It is reported that in order to support the expansion of Chinese companies overseas, Alibaba Cloud has completed the network optimization of CDN and cloud storage (OSS) in 13 data centers around the world, and has officially launched an overseas CDN + OSS free back-to-source solution to support easy access by companies High-quality one-stop service while reducing costs.
Industry application practice of enterprise-level CDN
Focusing on online content acceleration scenarios, Alibaba Cloud CDN has derived a full-scenario product and solution matrix such as video acceleration, site-wide acceleration, government and enterprise security acceleration, and combined with video PaaS products to provide end-to-end technical support for enterprise application innovation.
At the beginning of this year, the online education industry ushered in an explosion. When traffic surges, user requests and downstream traffic bandwidth increase, server pressure is high, and site response is slow, especially for video services. Di Jie, senior technical expert of VIPKID Da Mi Online School, said: VIPKID uses Alibaba Cloud CDN and RTS ultra-low latency live broadcast services, relying on global 2800+CDN nodes and 130T bandwidth reserves, flexible expansion , combined with RTS to optimize the original live broadcast architecture, perfect It supports millisecond-level delay live broadcast in high-concurrency scenarios, which guarantees low-latency, smooth seconds and real-time interactive student viewing experience.
bilibili has always been well known as a cultural community with a high concentration of generation Z in China. Li Ning, senior operation engineer of bilibili, said: bilibili users' dynamic and static requests are all forwarded by CDN, which can not only hide the origin site, but also play a role in DDoS protection. Currently, bilibili uses Alibaba Cloud's entire site to accelerate service distribution. Compared with traditional static CDNs, the service quality is significantly improved. The average response time is reduced by 32%, and the first package time is reduced by 18.6%. At the same time, through CDN's rich alarm function, when an abnormal situation occurs, by comparing with the source station monitoring alarm function, it can quickly assist in troubleshooting and locating the fault.
The government and enterprise fields pay more attention to one-stop security and extremely fast Internet access experience. CCTV Network adopts the Alibaba Cloud government-enterprise security acceleration solution. In content distribution, it uses CDN multiple transmission link encryption modes to ensure that the entire link content is tamper-proof and anti-hijacking. At the same time, content security and encryption based on CDN and video cloud Technology has improved the safety factor of copyrighted video programs in the transmission and playback links. Fei Youwen, deputy general manager of the technical business group of CCTV International Network Co., Ltd., said: The Alibaba Cloud CDN, which has added edge security capabilities, has helped CCTV to build an authoritative and reliable Internet access service . It is hoped that both parties can jointly create an empowering media industry Benchmark products.
In the context of 5G, IoT technology and digital transformation, CDN will evolve from content distribution to value delivery, becoming a powerful driving force for enterprises to improve efficiency, optimize operations, and intelligent applications. Log on to the official website of Yunqi Conference, enter the special session of the new generation of CDN technology breakthrough and application practice, and review the wonderful speeches of the guests.