For fronthaul scenarios, Huawei launched the industry&China Cylindrical Grinding Machine Manufacturers https://www.china-quanshun.com/product/cnc-cylindrical-grinding-machine/ 39;s first 100G Full-outdoor WDM device, which is deployed at the same site as the base station to save optical cable resources. These scenarios impose high requirements on bearer network bandwidth, latency, connections, and O&M.. This enables one network to serve multiple purposes, maximizing backhaul network value. The device plane innovatively introduces Segment Routing, EVPN and OSP-TE protocols, simplifying bearer device control plane protocols and unifying the service model to implement the whole automated management life cycle of the bearer network. For scenarios where optical cables are not used, Huawei launched the industry’s first 5G-ready microwave solution. X-Haul introduces the innovative, highly cost-effective 50GE technology at the access layer, which reduces CAPEX by 30%, while enabling smooth future upgrade to 100GE based on FlexE. This enables 4G-to-5G bearer network evolution, which will maximize operator investment. Single-wavelength bandwidth can be expanded on demand to 200G/400G.At present, Huawei has successfully deployed over 190 mobile bearer networks in more than 100 countries, which bear more than 2.To comprehensively support operators’ 5G service expansion, Huawei launched the 5G-oriented mobile bearer solution X-Haul to help operators build end-to-end 5G networks. Flexible networking is implemented through the IP, microwave, and OTN access technologies, enabling unified fronthaul and backhaul bearing whether or not optical cables are used.

This improves the efficiency of network-wide O&M tenfold. FlexE can divide a single physical Ethernet port into multiple Ethernet flexible hard pipes based on timeslot scheduling, implementing service statistical multiplexing in the same slice while without services affecting each other in different slices.3GPP defined three major 5G application scenarios: enhanced Mobile Broadband (eMBB), massive Machine Type Communication (mMTC), and ultra-Reliable and Low-Latency Communication (uRLLC). Smooth capacity upgrade is supported through the use of a same frequency band or inter-frequency band Carrier Aggregation (CA) technology, which enables any-media 10GE to site.To support diverse 5G access methods, the Huawei X-Haul provides an overall solution with full fronthaul and backhaul coverage, implementing flexible access in all scenarios.In addition, Huawei X-Haul introduces a cloud-based architecture that enables agile operations on 5G bearer networks. Operators are actively promoting service transformation to penetrate emerging service markets such as smart manufacturing and the Internet of Vehicles (IoV). In addition, Huawei is also working in close cooperation with industry chain partners to accelerate the widespread commercial adoption of 50GE. Huawei is dedicated to providing innovative 5G bearer solutions, and working together with industry partners to promote 5G bearer-related technologies to be standardized by international standards organizations, including FlexE, network slicing, low latency, network expansibility, high-precision clock, 50GE/200GE/400GE, and millimetric wave, etc. At the same time, with the 3G / 4G / 5G multi-service bearer and network scale expansion, the planning and design of bearer networks will face great challenges, which require the bearer networks to be constructed as efficiently as possible, reducing the overall TCO.8 million base stations, serving 1/3 of the world’s users. Through the Network Cloud Engine, end-to-end coordination between FlexE-based network slices and wireless and core networks is achieved, with support for the flexible slice creation, on-demand bandwidth adjustment, on-demand service-level agreement (SLA) assurance and rapid fault location for each network slice.

Finally, Huawei X-Haul supports future-oriented evolution through the flexible expansion and upgrade of existing networks. For backhaul scenarios in areas that have a high population density, Huawei launched the industry’s first 50GE/100GE adaptive network slicing router, which provides seamless 100GE compatibility even when providing 50GE base station access. These services require that 5G bearer networks be capable of supporting rapid service deployment and agile operation. At the aggregation and core layers, which use the IP + optical two-layer architecture, the IP layer supports 200GE/400GE interfaces, and the optical layer implements one-hop transmission of wavelengths.Huawei X-Haul uses the Flexible Ethernet (FlexE) technology to implement end-to-end network slicing and help operators accelerate new service innovation. This solution has four core values: providing flexible access capabilities that can match the scenario of any site; implementing agile network operations based on a cloud architecture; enabling new service innovation through end-to-end network slicing; and supporting smooth evolution from 4G bearer networks to 5G bearer networks.Huawei has officially released its 5G-oriented mobile bearer solution X-Haul. The management and control plane implements centralized orchestration through the Network Cloud Engine for various network media such # as IP, optical and microwave

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