What are two actions performed by a Cisco switch? A cisco switch can either forward or block traffic. When forwarding traffic, the switch will determine the best path for the data to take based on the information it has. This ensures that data packets are sent to their intended destination quickly and efficiently. If the … Read more
What is Stub Area in OSPF? The Stub Area is a special type of area in the Open Shortest Path First (OSPF) routing protocol that is configured to minimize the amount of route information exchanged between the core OSPF network and the edge devices. The Stub Area has typically been used in a small office … Read more
What is Collision Broadcast Domain? A collision broadcast domain is a network segment in which all devices can hear all other devices’ traffic. This results in collisions occurring between packets, which reduces the efficiency of the network. To avoid this problem, devices in a collision broadcast domain are typically separated into multiple collision domains, each … Read more
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