These cards are issued by a state or country in which medical cannabis is recognized. Typically a patient is required to pay a fee to the state in order to obtain a medical marijuana card. In most states with medical marijuana card programs, the card is valid for up to 12 months and may be renewed.
Alternatively referred to as a ring network, ring topology is a computer network configuration where the devices are connected to each other in a circular shape. Each packet is sent around the ring until it reaches its final destination.
In communication networks, a topology is a usually schematic description of the arrangement of a network, including its nodes and connecting lines.There are two ways of defining network geometry: the physical topology and the logical (or signal) topology.he physical topology of a network is the actual geometric layout of workstations. There are several common physical topologies, as described below and as shown in the illustration.