Wan point to point topology

The phrase WAN Topology refers to the arrangement or relative positioning of links and nodes. This webpage will present several major types of WAN topologies. These topologies can end up being analogous, at greater levels of abstraction/hierarchy, to LAN topologies. The Point To Point WAN A point-to-point circuit, as its name implies, connects exactly two points. This is the simplest type of WAN circuit. Packets sent from one site are delivered to the other and vice versa. There is typically some amount of processing and encapsulation performed across the carrier's infrastructure, but it is all transparent to the customer

Point-to-point network topology is a simple topology that displays the network of exactly two hosts (computers, servers, switches or routers) connected with a cable. Point-to-point topology is widely used in the computer networking and computer architecture In a point-to-point topology, two nodes (e.g computers) in a network connect to each other directly using a LAN cable or any other medium for data transmission. This is the simplest and low-cost option for creating a computer network Point to Point topology is the simplest topology that connects two nodes directly together with a common link. The entire bandwidth of the common link is reserved for transmission between those two nodes Point to point topology As the name point to point implies, point to point topology connects any two points (devices) in a network. Point to point is a one to one type of connection. Device can be any network device Wide area network (WAN) topology. Computer and Network Examples. A Wide area network (WAN) is a telecommunication network that is used for connecting computers and covers a wide geographical area. WANs often contain a few smaller networks (LANs, MANs, etc.). The packet switching and circuit switching technologies are effectively used in WANs

All hosts in Star topology are connected to a central device, known as hub device, using a point-to-point connection. That is, there exists a point to point connection between hosts and hub. The hub device can be any of the following: Layer-1 device such as hub or repeate Mesh topology is mainly used for WAN implementations where communication failures are a critical concern. Mesh topology is mainly used for wireless networks. Mesh topology can be formed by using the formula: Number of cables = (n*(n-1))/2; Where n is the number of nodes that represents the network. Mesh topology is divided into two categories

If a private network connection between multiple sites is required, a point-to-point topology with multiple point-to-point circuits is one option. Each point-to-point circuit requires its own dedicated hardware interface that will require multiple routers with multiple WAN interface cards. This interface can be expensive A point-to-point wide area network (WAN) consists of two end nodes connected by a leased line. In a typical configuration, a router on the network is connected using a serial transmission interface such as V.35 to a Channel Service Unit (CSU) at the local customer premises

Point to Point. Point-to-point topology is the easiest of all the network topologies. In this method, the network consists of a direct link between two computers. P2P Topology Diagram Advantages: This is faster and highly reliable than other types of connections since there is a direct connection Point-to-point networks see WAN sites connected by high-capacity network cabling known as backbone. The sites are connected as if in a line, with each site (other than the ones at the ends of the.. A wide area network (also known as WAN), is a large network of information that is not tied to a single location. WANs can facilitate communication, the sharing of information and much more between devices from around the world through a WAN provider. WANs can be vital for international businesses, but they are also essential for everyday use.

WAN Topologie

  1. A topology is considered to be a description of a layout or arrangement. Applying the concept of topologies to WANs would be involving two different but interrelated perspectives
  2. In a fully connected mesh topology, each device has a point to point link with every other device in the network. If there are 'n' devices in the network, then each device has exactly '(n-1)' input-output ports and communication links. These links are simplex links, i.e., the data moves only in one direction
  3. g and media access control used. Three common types of physical WAN topologies are: point-to-point, hub and spoke, and mesh. Physical point-to-point topologies directly connect two end devices (nodes). Adding intermediate physical connections may not change the logical topology
  4. Wide Area Network Technologies. A Wide Area Network (WAN) is a computer network covering multiple distance areas, which may spread across the entire world. WANs often connect multiple smaller networks, such as local area networks (LANs) or metro area networks (MANs). The world's most popular WAN is the Internet
  5. Wide area networks (WANs) are typically partial mesh networks or tree topologies. Furthermore, what are the types of WAN? Wide Area Network (WAN) - There are two types of WAN: Switched WAN and Point-to-Point WAN. WAN is difficult to design and maintain. Similar to a MAN, the fault tolerance of a WAN is less and there is more congestion in the.
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4.4.a Point-to-point A point-to-point link provides a single, pre-established WAN communications path from the customer premises through a carrier network, such as a telephone company, to a remote network. Point-to-point lines are usually leased from a carrier and thus are often called leased lines 10. In a star-topology Ethernet LAN, _______ is just a point where the signals coming from different stations collide; it is the collision point. a. An active hub. b. A passive hub. c. either (a) or (b) d A Point-to-Point Topology consists of two nodes that are communicating directly. A typical example is a telephonic call where two nodes are connected for communication. This communication is opposite to Point-to-many communication, where there are a single sender and multiple receivers PPP explained. PPP is a WAN protocol that works at layer 2 by encapsulating frames for transmission over a variety of physical links such as serial cables, cell phones, fiber optic cable among others. it offers many more features as compared to HDLC and it is an open standard Point-to-Point Wireless. The point-to-point wireless topology (also called P2P) is the simplest network architecture you can set up in order to connect two locations using a wireless radio link. Point-to-point wireless links can go from a short-range link connecting two locations just a few hundreds meters apart to a long range point-to-point.

Cisco CCNA R&S v3 Routing Topics: WAN Topologieshttp://kwtrain.com/mcastClick Link Above to Receive more Cisco Routing and Switching Training Videos.=====.. Metro Ethernet is a point-to-point Ethernet data networking service connecting locations within a metropolitan area . Ethernet over Synchronous Optical Network ( SONET ) technology is used for secure point to point WAN connectivity

Ultimate Guide on Computer Engineering Terms. Network Operating System Unlike operating systems, such as Windows, that are designed for single users to control one computer, network operating systems (NOS) coordinate the.. CCNA BOOSTChap 11. How to Configure Confirm WANs

WAN Circuit Topologies - PacketLife

A mesh topology is a point-to-point connection where nodes are interconnected. In this form of topology, data is transmitted via two methods: routing and flooding. Routing is where nodes use routing logic to work out the shortest distance to the packet's destination. In contrast, flooding is where data is sent to all nodes within the network In a Hub-and-spoke Site-to-Site Wide Area Network (WAN) network topology, one physical site act as Hub (Example, Main Office), while other physical sites act as spokes. Spoke sites are connected to each other via Hub site. In Hub-and-spoke Wide Area Network (WAN) topology, the network communication between two spokes always travel through the hub A Wide Area Network is a computer network that interconnects computers Which may spread over In Bus topology Each device is connected through single cable called backbone of the network NODE 1 NODE 2 It uses point to point connection. Best suitable for long distance communication. TYPES The star network topology is one of the most commonly used topologies today because of its simplicity and efficiency. In this kind of topology, a centralized node is located at the core of the network topology, in which all the other nodes must communicate through. This topology is mostly used in homes and offices today - A variation hybrid mesh -create point to point connection between specific network devices, often seen in WAN implementation. 10 Mesh Topology The network can be expanded Complicated implementation without disruption to current uses Requires more cable than the other LAN topologies Provides redundant paths between devices Advantages.

Wide area network (WAN) topology

  1. Point to point multipoint In which topology does a central device communicate with two or more other devices and is used in WANs where a main office has connections to several branch offices via a router
  2. Provides an overview about branch mesh topology in SD-Branch that are formed using Overlay Tunnel Orchestrator, Overlay Route Orchestrator, and STUN server mechanisms. It allows Branch Gateways to establish secure overlay tunnels with other Branch Gateways through point-to-point link. Provides configuration recommendations and procedure to configure a branch mesh topology in SD-Branch
  3. Wide Area Networks may use any one or more of a number of different topologies: * hub-and-spoke (or star) * partial mesh * full mesh * ring Exactly which is used for any given WAN depends on business needs, physical constrains and cost/benefit rat..
  4. LAN physical topology defines the geographical arrangement of networking devices. Topologies are driven fundamentally by two network connection types: A point-to-point connection is a direct link between two devices. For example, when you attach your computer to a printer, you have created a point-to-point link
  5. ates the need to buy email or file servers for each office. Instead, you only have to set up one at your head office's data center. Setting up a WAN also simplifies server management, since you won't have to support, back-up, host, or physically protect several units
  6. Point to point network topology is considered to be one of the easiest and most conventional network (ATM) network and Point-to-Point WAN is the dial-up line that connects a home computer to.

New CCNA exam blueprint includes the following exam topics: 1.2 Describe characteristics of network topology architectures 1.2.a 2 tier 1.2.b 3 tier 1.2.c Spine-leaf 1.2.d WAN 1.2.e Small office/home office (SOHO) 1.2.f On-premises and cloud We wrote a blog post about 2-tier and 3-tier campus network architecture, which is one of the topics of the [ Mesh topology is the kind of topology in which all the nodes are connected with all the other nodes via a network channel. Mesh topology is a point-to-point connection. It has n(n-1)/2 network channels to connect n nodes. Mesh topology has two techniques for transmission of data, i.e. routing and flooding POINT-TO-POINT PROTOCOL This is the simplest protocol with a dedicated link between two endpoints is point-to-point. It's the easiest to understand, out of the variations of point-to-point topology, is a point-to-point communications channel that appears to be permanently associated with the two endpoints Configuring the SD-WAN Hub Mesh Topology. The Aruba SD-Branch solution supports the hub mesh topology that uses overlay tunnels to connect a hub site with one or more hub sites and build an SD-WAN Software-Defined Wide Area Network. SD-WAN is an application for applying SDN technology to WAN connections that connect enterprise networks across disparate geographical locations. mesh topology 1. Prove that the total number of links in a point-to-point network with N computers is (N2-N)/2 2. For each of bus, star and ring topologies, discuss the consequences if a station has broken. 3. In most technologies, a sending station can choose the amount of data in a frame, but the frame header is a fixed size

PPT - Chapter 4: Network Access PowerPoint Presentation

Point to Point Network Topology Type Advantages

What is the difference between Peer-to-peer and point-to-point network topologies? 0 votes. Hello everyone, It's first time I try to work with XBP9X-DMRS-001 devices so I'm totally newbie. I can't compare the advantages of Peer-to-peer and point-to-point topologies, can someone help figure out this problem? Thanks Refer the cisco press documentation stating wan topologies: WAN Technologies Overview (1.1) > WAN Concepts . A point-to-point topology, employs a point-to-point circuit between two endpoints. Typically involving dedicated leased-line connections like a T1 or an E1 line, a point-to-point connection provides a Layer 2 transport service through. What common WAN topology often results in multiple connections to a single site, leading C. Point-to-point D. Mesh. the link that interconnects the two locations is typically referred to as a wide-area-network or WAN. WAN-link Interconnects network components within a logical regio View PHYSICAL WAN TOPOLOGIES.docx from CAS 3043 at Northern University of Malaysia. DFN 4013 NETWORK FUNDAMENTALS LECTURER NAME : PUAN WAN NUR WAHIDAH BINTI HASHIM NAME NADZIRAH BINTI MOKHTAR REG Point-to-point Frame Relay Configuration. So let's set up a point-to-point configuration here. Notice the topology hub-and-spoke. Notice we have subinterfaces on HQ - 0.110, 0.120. Notice the DLCIs associated for those interfaces. Just look at the topology right now and not the config, just get an idea of what's happening here on HQ

LoRaWAN ® network architecture is deployed in a star-of-stars topology in which gateways relay messages between end-devices and a central network server. The gateways are connected to the network server via standard IP connections and act as a transparent bridge, simply converting RF packets to IP packets and vice versa The SD-WAN overlay can be built over any network that supports routing of IP packets, such as wired internet services, wireless internet services, private networks such as MPLS, along with point-to-point services such as those over radio, microwave, or fibre. SD-WAN overlays are built using VCMP tunnels When referring to topology through the lens of the internet of thigs, it is how sensors, actuators and gateways communicate with one another. There are a number of common topologies, point to point, bus, ring, star and mesh., some of which are better suited for the IoT than others: Point-to-Point Networ Hello Michael. I refer to yout @ReneMolenaar's previous post where he states that [quote=ReneMolenaar, post:24, topic:921] They all work so it doesn't matter too much which [network topology] you pick. The point-to-point or point-to-multipoint network types are probably the easiest to use

Private WAN Infrastructures (1.2.2) In this topic, you compare private WAN technologies. Leased Lines ( When permanent dedicated connections are required, a point-to-point link is used to provide a pre-established WAN communications path from the customer premises to the provider network Network topology is the arrangement of the elements (links, nodes, etc.) of a communication network. Network topology can be used to define or describe the arrangement of various types of telecommunication networks, including command and control radio networks, industrial fieldbusses and computer networks.. Network topology is the topological structure of a network and may be depicted.

Point to Point Topology - Advantages & Disadvantages

Network topologies. The topology of your network will determine how remote peers and clients connect to the VPN and how VPN traffic is routed. Standard one-to-one VPN between two FortiGates. See Site-to-site VPN. One central FortiGate (hub) has multiple VPNs to other remote FortiGates (spokes). In ADVPN, shortcuts can be created between spokes. 2. Mesh topology is reliable and robust as failure of one link doesn't affect other links and the communication between other devices on the network. 3. Mesh topology is secure because there is a point to point link thus unauthorized access is not possible. 4. Fault detection is easy. Disadvantages of Mesh topology. 1

Point to point topology and point to multipoint topolog

In 4.0 WAN Technologies 4.5 Describe WAN access connectivity options 4.5.a MPLS I couldn't find a concisce definition from the text books: Multiprotocol Label Switching (MPLS) is a type of data-carrying technique for high-performance telecommunications networks Join Greg Sowell for an in-depth discussion in this video, Point to point, hub and spoke, full mesh, part of Cisco ICND2 Cert Prep: WAN Technologies 1 A topology that is responsible for describing the geometric arrangement of components that make up the LAN. A Complex. B Physical. C Logical. D Incremental. View Answer. Answer: Physical. 2 _____ LAN topology describes the possible connections between pairs of networked end-points that can communicate. A Complex

X: Introduction to Network Topology

Point-to-point network topology is the simplest network topology used when only two computers or other network devices are connected to each other. A single piece of cable is used in this case. The most common example of the point-to-point network topology is connecting two computers (that have Ethernet network adapters with RJ-45 ports) with a. Point to Point topologies are simplest and most straightforward. You must picture them as a chain of devices and another name for this type of connectivity is called daisy chaining. Most computers can 'daisy chain' a series of serial devices from one of its serial ports. Networks of routers are often configured as point-to-point topologies Point-to-point contact between every pair of nodes, makes it easy to identify faults. Disadvantages of Mesh Topology. The arrangement wherein every network node is connected to every other node of the network, many connections serve no major purpose. This leads to redundancy of many network connections. A lot of cabling is required Introduction LAN WAN MAN Characteristics LAN Topologies Ring. Slides: 79; Download presentatio

MESH Topology. It is a point-to-point connection to other nodes or devices. All the network nodes are connected to each other. Mesh has n(n-1)/2 physical channels to link n devices. There are two techniques to transmit data over the Mesh topology, they are : Routing; Flooding; MESH Topology: Routin Physical network topology examples include star, mesh, tree, ring, point-to-point, circular, hybrid, and bus topology networks, each consisting of different configurations of nodes and links. The ideal network topology depends on each business's size, scale, goals, and budget

A point-­to-­point link can be given permanent and dedicated capacity, as in the case of the phone line between a house and a telephone company. Or, it can be dynamically constructed and dismantled as needed. This dynamic formation occurs more often in the form of extended point-­to-­point topology Instead, WAN topologies are described using a logical topology. Logical topologies describe the virtual connection between the source and destination. For example, the video conference call between the user in New York and Japan would be a logical point-to-point connection. WANs are implemented using the following logical topology designs A Mesh topology Provides each device with a point-to-point connection to every other device in the network. These are most commonly used in WAN's, which connect networks over telecommunication links. Mesh topologies use routers to determine the best path. Mesh networks provide redundancy, in the event of a link failure, meshed networks enable.

Computer Network Topologies - Tutorialspoin

WAN Internet edge topology. ~Basic Feature Requirements The primary function of a device at the Internet edge is to act as the demarcation between the private (campus or data center) and public. A logical star topology (left) as used by IEEE 802.11-based wireless Ethernet in infrastructure mode compared to a point-to-point topology as used by Bluetooth and 802.11 in ad hoc mode (right)

Network Criteria Physical Structures Categories of Networks Topics discussed in this section: Network Criteria Physical Structures Figure 1.3 Types of connections: point-to-point and multipoint Figure 1.4 Categories of topology Figure 1.5 A fully connected mesh topology (five devices) Figure 1.6 A star topology connecting four stations Figure 1. Disadvantage Early Ethernet 1.* Ring Topology Advantage v. Disadvantage IEEE 802.5 Token Ring, MAN 1.* Hybrid Topology Combination of two or more network topology 1.* Categories of Networks Local Area Network (LAN) Wide Area Network (WAN) Metropolitan Area Network (MAN) Personal Area Network (PAN) WANs: a switched WAN v. a point-to-point WAN 1. In Packet Tracer this is how we draw a WAN link, or a T1 link: Does the red line here literally means there is a single cable connecting the two routers in real life? If no, then what are the exact devices and their topology in a T1 link

As its name implies, in a point-to-point topology you have a direct connection between two routers, giving you one communication path. The routers in a point-to-point topology can either be linked by a serial cable, making it a physical network, or be far away and only connected by a circuit within a Frame Relay network, making it a logical. The number of point-to-point links in the hierarchical type of topology is generally one less than the total number of nodes in the structure. The hierarchical topology is symmetrical, having a fixed branching factor, f, associated with each node. The branching factor is the number of point-to-point links between the levels of hierarchy

Computer Network Topologies - javatpoin

CPE. CPE (Customer premises equipment) is the device that is located in subscriber's premise such as modem, switches, CSU/DSU, DTE router and NT1. Demarcation point. DP (Demarcation point) is the spot, from where responsibility of customer and Cable Network Company divides The simplest WAN topology is a point-to-point link known as leased line or private wire. No encapsulation is necessary (although, in practice, there is usually a small header and checksum, such as HDLC). In this scenario, the telco transports your bitstream from end to end, reserving 100% of the contracted bandwith at all points on the network 3 IPsec VPN WAN Design Overview OL-9021-01 Contents Design Overview 27 Advantages 28 Disadvantages 28 Most Common Uses 28 Point-to-Point GRE over IPsec Design 29 Headend Architecture—Single Tier Headend versus Dual Tier Headend 29 Design Overview 29 Advantages 30 Disadvantages 31 Most Common Uses 31 Dynamic Multipoint VPN—Hub-and-Spoke Topology Design 31 Headend Architecture—Single Tier. A point-to-point connection refers to a communications connection between two nodes or endpoints. An example is a telephone call, in which one telephone is connected with one other, and what is said by one caller can only be heard by the other. This is contrasted with a point-to-multipoint or broadcast communication topology, in which many. Configure R2's Serial0/0.221 as a point-to-point sub-interface with the IP Address of and the Frame Relay interface DLCI of 221; Configure R3's Serial0/0.321 as a point-to-point sub-interface with the IP Address of and the Frame Relay interface DLCI of 32

WAN Technologies Overview (1

with Substation 12 for this system. A point-to-point fiber-optic link to the communications processor at Substation 10, and the point-to-point link from Substation 10 to the master, comprise the path for Substation 12. Note: 20-fiber cable with point-to-point star topology Midpoint Communications Processor at Substation 10 20 Topologies are of two types including physical topology and logical topology. Physical topology is the arrangement of devices and other elements in a computer network. It includes the physical layout of nodes, computers, cables along with device location and code installation Derived protocols. PPTP (Point-to-Point Tunneling Protocol) is a form of PPP between two hosts via GRE using encryption and compression ().. As a layer 2 protocol between both ends of a tunnel. Many protocols can be used to tunnel data over IP networks. Some of them, like SSL, SSH, or L2TP create virtual network interfaces and give the impression of direct physical connections between the. 5.Which topologies have two or more Combination: a) multigrid b)Star Topology c)Bus Topology d)Ring topology e)Hybrid Answer e 6.In a mesh topology, each device has a dedicated topology of a.Multipoint linking b.Point to point linking c.None of Above d.Both a and b e.Single and multiple links answer a 7.Which topology has the highest.

Some of the most common WAN protocols in use today are Frame Relay, X-25, Integrated Services Digital Network, or ISDN, and Point-to-Point Protocol, or PPP. An example of the largest WAN is the Internet. Through the Internet, people can connect from one place or other computers or users anywhere in the world. It is implemented by a public. VPN Topologies Guide . IPsec VPN tunnels enable organisations to communicate securely in a cost effective manner. Depending on the size of the organisation and the specific requirements, there are a number of different topology options when it comes to deploying VPN devices, and we will take a look at these below A hybrid topology combines two or more topologies and is meant to reap their advantages. Obviously, the advantages and disadvantages of a hybrid topology are a combination of the merits and demerits of the topologies used to structure it. Go through types of network topologies for a detailed description of the various network topologies in use. A wide area network (WAN) is a network connecting geographically distinct locations, which may or may not belong to the same organization. In a ring WAN topology, each site is connected to two other sites so that the entire WAN forms a ring pattern This topology is very similar to the previous deployment except instead of two internet connections there is one connection to the internet and one connection to a private network, typically MPLS. As in the previous topologies, you connect a SteelConnect gateway to the routers by creating two uplinks configured with different IP addresses

The advantage of point-to-point network topology is that it is much simpler than mesh or star, because the topology simply tunnels a flow of data either unidirectionally or bidirectionally between two points.The disadvantage is that point-to-point networks are not very useful for IoT Les technologies WAN sont considérées comme des technologies d'accès au réseau (L2) positionnées physiquement (HDLC, Ethernet) et/ou logiquement (PPP, IP/MPLS, IPSEC, TLS, HTTPS). Elles sont utilisées pour un accès soit, à un WAN privé qui interconnecte des sites distants; soit, à l'Internet (WAN public) afin d'accéder à des ressources publiques ou afin d'accéder à des. The channel capacity for LoRa networks is discussed in detail in Ref. [10], where it is shown that for a 500 device system with three channels running on a 1% duty cycle scheme, the maximum throughput is 84 packets per node per hour (each message of 51 bytes).Ref. [8] gives a detailed discussion on outage and coverage probabilities, which indicate the probabilities that a message be received.

Point-to-Point - Network Encyclopedi

Point-to-Point networks provide a variety of benefits above and beyond other topologies, including the following: Speed: PPP networks can transport large volumes of information instantly over a secure network. Slow-downs — a common source of frustration for internet users — are virtually nonexistent with PPP PPP or Point-to-Point Protocol is a type of Layer 2 protocol (Data-link layer) used mainly for WAN.PPP features two methods of authentication PAP (Password Authentication Protocol) and CHAP (Challenge Handshake Authentication Protocol) a c0nnection is established between two peers only after authentication succeeds. PAP sends the password in cleartext for authentication so CHAP is preferred. Point to Point Protocol (PPP) PPP is a relatively old communications protocol, described in 1994 in RFC 1661, 1 and was designed to provide connectivity over serial hardware channels. PPP was originally developed to allow higher-level protocols to utilize these serial channels in a consistent manner. This protocol, though losing out to newer. As its name implies, SD-WAN is a software-driven technology with application awareness that is managed from a centralized point in the network. SD-WAN solutions are deployed as an overlay technology to an existing topology, which allows for ease of integration and adoption over time. Lower circuit costs configuring_ppp_wan_final.pkt - this is the final configuration with what you should have configured. You can use this file to compare your configuration. Regarding the topology, on the subnets where a PC is connected, the router's interface has the IP address whose last octet is .1 and last octet of the PC's IP address is .100

Mesh topology, is the one where there are multiply links present and that travel towards the exact same point. One might know this type of topology with the name of the fully connected network. There are some advantages of these topology and these advantages come from the connection perspective Point-to-Point Circuit is a service that is used to connect two locations using a secure and dedicated WAN connection. It is also sometimes referred to as Private Lines. Point-to-Point circuits allow users to maintain control over their connectivity, and capacitate transmission of data, voice, and video traffic in various bandwidth configurations Dedicated Ethernet and transport. A dedicated private ring or point-to-point connection. Up to 99.999% availability with SLAs and service credits available for out of service conditions. Dedicated point-to-point transmission path, not switching or sharing paths. Diversity and custom specified options are available for businesses requiring. A WAN could be a connection of LAN connecting to other LAN's via telephone lines and radio waves and may be limited to an enterprise (a corporation or an organization) or accessible to the public. The technology is high speed and relatively expensive. There are two types of WAN: Switched WAN and Point-to-Point WAN •If there are only two neighbors in a broadcast multi-access LAN segment (like Ethernet) and no additional neighbors will be added, configure the two neighbor's broadcast interfaces as 'ospf point-to-point' network type. •Choose the Appropriate OSPF Network type for your Wan Topology. Prefer Point to Point, or Point to Multipoint

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Point-to-point. The simplest topology is a permanent link between two endpoints. Switched point-to-point topologies are the basic model of conventional telephony. The value of a permanent point-to-point network is the value of guaranteed, or nearly so, communications between the two endpoints What are the latest Private WAN services? 1. Old School Leased Lines - Point to Point connectivity, typically serial and not popular today.. 2. Layer 1 Dark Fibre - dedicated end to end fibre allowing users complete privacy and control with wire speed latency.. 3. Optical over Layer 1/2 - Private high speed channels (10Gbp/s) with the ability to opt for layer 2 Ethernet presentation Point-to-point connections are typically used to connect two systems together over a wide area network (WAN). You can use a point-to-point connection to get data from your local system to a remote system or to get data from a local network to a remote network. Do not confuse point-to-point connections with Point-to-Point Protocol The third topology is the E-Tree, this topology is useful if you have a central site and some other sites that mostly need to access resources at the central site: This is a root with leaves topology where CE1 is the root of the tree and CE2/CE3 are leaves. It's also known as a hub and spoke topology, partial mesh or point-to-multipoint Usually this topology does not require an SD-WAN gateway and and locations connect to one another location either a point-to-point or mesh topology. The SD-WAN components can either be located at one location or spread throughout the organization. This type of topology is best suited for companies that use in-house Software-as-a-Service (Saas. Because of this, the mesh topology is rarely used. A variation on a true mesh topology is the hybrid mesh. It creates a redundant point-to-point network connection between only specific network devices. The hybrid mesh is most often seen in WAN implementations. Table 5 summarizes the advantages and disadvantages of the mesh topology