About Grubhub. Grubhub helps you find and order food from wherever you are. How it works: you type in an address, we tell you the restaurants that deliver to that locale as well as showing you droves of pickup restaurants near you. Want to be more specific? Search by cuisine, restaurant name or menu item.
The main purpose of a router is to connect multiple networks and forward packets destined either for its own networks or other networks. A router is considered a Layer 3 device because its primary forwarding decision is based on the information in the Layer 3 IP packet, specifically the destination IP address.
For detailed information about this type of router see How Routers Work. Home Network Broadband Router. The typical home or small office router also does the same function as the network engineering router and it connects 2 networks, your network and the Internet.However it also does a number of other things that are are not all standard router functions.It has the following features: 1  switch. 2  ip sharing.ome Network Broadband Router. The typical home or small office router also does the same function as the network engineering router and it connects 2 networks, your network and the Internet.