What Is a Backhaul? All I am asking is that you need to be open-minded. As long as it meets the criteria to connect the end-user to the core. Wireless backhaul is the use of wireless communications systems to get data from an end user to a node in a major network such as the internet or the proprietary network of a large organization. Also, if you need a lot of bandwidth, fiber costs a lot of money each month. How do you overcome Small Cell Deployment Obstacles? SDN is clearly the paradigm to embrace for controlling fronthaul switches. The core is the hub where all the mobile equipment lies. Fronthaul vs Backhaul Split RAN architecture has reshaped the traditional definitions of fronthaul and backhaul. Latency-wise, backhaul needs fast and resilient forwarding, as well as intelligent leveraging of the edge networking and computing infrastructure. Commonly converging opinion now tells us that 5G will bring a unified, programmable and shareable infrastructure that can deliver the raft of services envisioned flexibly, speedily and efficiently. So, let’s look at backhaul, midhaul, and fronthaul as one. The foundations below do beautiful work, helping families in their time of need. In a hierarchical telecommunications network, the backhaul portion of the network comprises the intermediate links between the core network, or backbone network, and the small subnetworks at the edge of the network. Service the wireless workers by offering better deployment ideas and news of the industry. If the fiber is not available, you may need wireless to get the site on the air. It could be the link for the edge to get to the internet or the midhaul or the fronthaul. The key benefits of using routers for fronthaul are: • Allows for end-to-end management and control • Provides multi-service transport • Supports legacy backhaul for 2G, 3G and 4G radios • Enables flexible topologies: ring, PT-PT, tree Change ), You are commenting using your Twitter account. When looking at the RAN you may not think of backhaul or fronthaul as a component, but it is a critical one. Midhaul could be the link between the controller or the radio head that feeds the next link. A backhaul is a shipment made during the trip back home. It comprises dedicated … When I started out, fronthaul was literally the length of industrial coax cable that you could easily observe running from the bottom of a cell phone tower to the top. pipes down to a 16k bit/sec. Fronthaul is the path connecting the (radio) cell site unit (also known as Remote Radio Head or Radio Unit) of the base station to its digital unit (also known as Baseband Unit) residing centrally in a data center. Analyst and consultant and writer. A backhaul of a mobile network, also referred to as mobile-backhaul connects a cell site towards the core network. Don’t miss an episode on iTunes or Stitcher or Overcast Guiding you to a better plan through consulting! §7 details the lessons learned from the experimentation,§8 revises related workand, finally, §9 What can we do? Reliability is a crucial factor here. A fusion in fronthaul and backhaul is coming, and it will shape a big part of the 5G network that we will see tomorrow. ( Log Out /  ( Log Out /  Fill in your details below or click an icon to log in: You are commenting using your WordPress.com account. By Alan Carlton, Looking at various research and standardization forums leading the development of 5G, such as 5GPPP, NGMN, 3GPP, IEEE, ITU, IETF and ETSI, all seem to align on the vision that fronthaul and backhaul will converge into what some in research and standards communities refer to as crosshaul or Xhaul. The idea of that connection is to lower latency so bandwidth may not be the issue. That is only part of it. key aspect of fronthaul/backhaul integration, allowing the transport of fronthaul/backhaul traffic on the same physical link, replacing dif-ferent technologies by a uniform transport tech-nology for both network segments. Because of the increase in scale of 5G, a more efficient fronthaul interface is needed. Make sure your solution is reliable. Backhaul is the linkage between a basestation and the core wired network, and is often fiber or coax, and in some cases broadband, proprietary wireless links. Fronthaul, backhaul, and various hybrid architectures will be needed to accommodate cost efficient, backwards compatible, dense deployment of network infrastructure necessary to provide the broadband, low latency demands for 5G systems. Recently, the introduction of small cells has given rise to the concept of fronthaul, which is a transport network … If wireless is not available, you may need to move the site to another location where something is available. Those include: This common set of technologies is dissolving the boundaries of what has been traditionally backhaul and fronthaul and is driving us towards a full fusion. As long as it is reliable and allows for growth. I’m B. It put a dent in the wireless backhaul market because it is rolling out everywhere and quite flexible. Subscribe to access expert insight on business technology - in an ad-free environment. Midhaul could be the link between the controller or the radio head that feeds the next link. The two main methods of mobile backhaul implementations are fiber-based backhaul … The Router 6000 series responds directly to service providers’ challenges of the capabilities that 5G requires in IP backhaul/fronthaul/ aggregation to support the exponential traffic growth, increased network connectivity, the need for synchronization and security in … First for backhaul, which is the path connecting the base stations to the core network. These fronthaul requirements shall be fulfilled simultaneously together with the backhaul requirements by an integrated fronthaul and backhaul transport solution. Programmability of the backhaul control and its centralization become essential to add flexibility and agility for shorter service deployment times and traffic-aware backhaul network management so that one can achieve higher (energy) efficiency. Backhaul and fronthaul have come a long way through the generations. Well, it was hard to add bandwidth, if you could at all. Backhaul and fronthaul have come a long way through the generations. Enter your email address to follow this blog and receive notifications of new posts by email. The rain was a problem. In its earliest incarnation, backhaul was simply described as the connection between the wireless network and wired network through either cable or optical fiber. Fronthaul is generally the link between the controller and the radio head or small cell. Tech (Electronic and Communication) This is … We all love the fact it can handle so much bandwidth in a pair of fiber strands. Backhaul usually refers to legs that generally lose money. relaxing the bandwidth requirement of CPRI (and CPRI-like) fronthaul but not really the latency. Cost-wise, there is a need to lower the dependency of fronthaul on fiber and on proprietary CPRI, as well as to move away from specialized BBU hardware towards virtualized, central and remote units where network functions can be moved in between seamlessly.