An IP Gateway is needed to provide the communications between your computer and the World Wide Web. A Network Switch can send the data, or packets, to the intended computer because of the capabilities of an IP Gateway Router.
What is a Sea Flea? There is much confusion about what people mean when they refer to a sea flea. While there is a marine creature of the Leptostraca family found in the waters around Australia that is called a sea flea, more often the term is actually used to describe the jellyfish larvae that can make sea bathers break out is a rash.
Sand Fleas on Dogs. ... Fleas on dogs take two forms: the insect that commonly affects pets during warm weather (or throughout the year in temperate climates) and a crustacean called the sand flea. Sand fleas are about the size of a rice grain, and they have clear wings that have gray and black spots on them. As their name suggests, sand fleas (sometimes called beach fleas, midges or no-see-ums) are commonly found in sandy areas, such as beaches or marshes.