A network switch is a physical device that operates at the Data Link layer of the Open Systems Interconnection (OSI) model-- Layer 2. It takes in packets sent by devices that are connected to its physical ports, and forwards them to the devices the packets are intended to reach. Switches can also operate at the … See more Once a device is connected to a switch, the switch notes its media access control (MAC) address, a code that’s baked into the device’s network-interface card (NIC).The NIC attaches to an Ethernet cable that connects … See more A hub can also connect several devices together for the purpose of sharing resources, and the collection of devices attached to a hub is … See more Switches vary in size, depending on how many devices you need to connect in a specific area, as well as the type of network … See more Switches are sometimes confused with routers, which also offer forwarding and routing of network traffic, hence their name. But they do this with a different purpose and location. Routers operate at Layer 3 -- the … See more WebMar 23, 2024 · 5. A network administrator is configuring an EtherChannel link between two physical ports on a switch. Which statement describes the result when one of the physical ports fails? An STP recalculation is needed. The EtherChannel link fails. The EtherChannel stops transmitting data until it is restarted.
Week 1 - Networking Basics Flashcards Quizlet
WebHDLC stands for High-level data link control protocol, is a bit-orientated code transparent synchronous protocol developed by ISO (International organization for standardization) … Web¥ Security is only as strong as your weakest link ¥ When it comes to networking, layer 2 can be a VERY weak link Physical Links MAC Addresses IP Addresses Protocols/Ports Application Stream Application Presentation Session Transport Network Data Link Physical Application Presentation Session Transport Network Data Link Physical Initial ... small business san antonio texas
What Is A Data Port? - Internet Packages
WebApr 2, 2024 · The OSI seven-layer model was built according to the International Organization for Standards (ISO), so different kinds of devices with various software applications mounted, distinct physical characteristics, and interfaces can communicate safely and confidently (Mahmood et al. 2024). The data link layer establishes … WebNov 17, 2024 · A switch is a Layer 2 (data link) device with physical ports and that the switch communicates via frames that are placed on to the wire at Layer 1 (physical). A router is a Layer 3 (network) device that communicates with other routers with the use of packets, which in turn are encapsulated inside frames. WebJoining COM Ports - VSPD Pro lets you link multiple physical COM ports to one virtual port. A serial application connected to this virtual serial port will receive data simultaneously from all the joined real COM ports. This allows you to redirect data from multiple devices back to one application. small business san bernardino