What is PING? PING (Packet Internet Groper) is a computer network administration utility used to test the reachability of a host on an Internet Protocol (IP) network and to measure the round-trip time for messages sent from the originating host to a destination computer. The name comes from active sensors that emit electromagnetic or acoustic … Read more
At which OSI layer does a router operate to forward network messages? A router operates at the Network layer (Layer 3) of the OSI model. At this layer, routers forward packets based on their destination IP address. The router will use a routing table to decide which interface and path should be used for forwarding … Read more
What is Quality of Service (QoS)? Quality of Service (QoS) is a set of technologies and techniques used to manage network traffic to provide better performance for applications, services, users, and devices on a network. Quality of Service aims to guarantee that important or time-sensitive data will receive preferential treatment over other lower-priority traffic. QoS … Read more
Which of the below routing protocol is a path vector routing protocol? BGP (Border Gateway Protocol) is a path vector routing protocol. But Why? BGP is a path vector routing protocol that uses the routing information exchange between autonomous systems to determine the best route. It is used for inter-domain routing, and it can be … Read more
When it comes to networking ports, there are a few key terms that you need to know. Two of these terms are “access port” and “trunk port.” Though they may sound similar, these two types of ports have different functions. In this blog post, we’ll explain the difference between access ports and trunk ports, so … Read more